* Linux 5.0.9
@ 2019-04-20 14:32 Greg KH
2019-04-20 14:32 ` Greg KH
0 siblings, 1 reply; 2+ messages in thread
From: Greg KH @ 2019-04-20 14:32 UTC (permalink / raw)
To: linux-kernel, Andrew Morton, torvalds, stable; +Cc: lwn, Jiri Slaby
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I'm announcing the release of the 5.0.9 kernel.
All users of the 5.0 kernel series must upgrade.
The updated 5.0.y git tree can be found at:
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git linux-5.0.y
and can be browsed at the normal kernel.org git web browser:
http://git.kernel.org/?p=linux/kernel/git/stable/linux-stable.git;a=summary
thanks,
greg k-h
------------
Makefile | 2
arch/arc/configs/hsdk_defconfig | 1
arch/arc/kernel/head.S | 1
arch/arc/kernel/setup.c | 8 +
arch/arm/kernel/patch.c | 6
arch/mips/bcm47xx/workarounds.c | 1
arch/x86/hyperv/hv_init.c | 6
arch/x86/kernel/aperture_64.c | 20 +-
arch/x86/kernel/cpu/cyrix.c | 14 +-
arch/x86/kernel/hpet.c | 2
arch/x86/kernel/hw_breakpoint.c | 1
arch/x86/kernel/mpparse.c | 4
block/blk-iolatency.c | 1
drivers/acpi/ec.c | 53 +++++++
drivers/acpi/utils.c | 1
drivers/auxdisplay/hd44780.c | 2
drivers/base/power/domain.c | 13 -
drivers/block/paride/pcd.c | 20 ++
drivers/block/paride/pf.c | 26 +++
drivers/crypto/axis/artpec6_crypto.c | 28 +++-
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 2
drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_cik.c | 52 -------
drivers/gpu/drm/exynos/exynos_mixer.c | 110 +++++++++-------
drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h | 1
drivers/gpu/drm/nouveau/nouveau_debugfs.c | 2
drivers/gpu/drm/nouveau/nvkm/engine/device/base.c | 2
drivers/gpu/drm/nouveau/nvkm/subdev/volt/Kbuild | 1
drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf117.c | 60 ++++++++
drivers/gpu/drm/panel/panel-innolux-p079zca.c | 11 -
drivers/gpu/drm/udl/udl_gem.c | 2
drivers/hwtracing/coresight/coresight-cpu-debug.c | 4
drivers/infiniband/hw/hfi1/qp.c | 2
drivers/infiniband/hw/hns/hns_roce_device.h | 21 +++
drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 103 +++++++++++++-
drivers/infiniband/hw/hns/hns_roce_hw_v2.h | 1
drivers/infiniband/hw/i40iw/i40iw_utils.c | 12 +
drivers/infiniband/hw/mlx4/alias_GUID.c | 2
drivers/iommu/intel-iommu.c | 5
drivers/irqchip/irq-mbigen.c | 3
drivers/irqchip/irq-stm32-exti.c | 10 -
drivers/misc/lkdtm/core.c | 2
drivers/misc/lkdtm/lkdtm.h | 2
drivers/misc/lkdtm/perms.c | 36 +++--
drivers/mmc/host/davinci_mmc.c | 2
drivers/net/ethernet/hisilicon/hns3/hnae3.h | 2
drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 28 ++++
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 20 --
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c | 8 -
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.h | 4
drivers/pci/pci.c | 75 ++++++++++
drivers/platform/x86/intel_pmc_core.c | 34 ++++
drivers/platform/x86/intel_pmc_core.h | 5
drivers/scsi/qla2xxx/qla_os.c | 2
drivers/scsi/scsi_lib.c | 9 +
drivers/scsi/scsi_transport_iscsi.c | 2
drivers/thermal/broadcom/bcm2835_thermal.c | 9 -
drivers/thermal/intel/int340x_thermal/int3400_thermal.c | 21 ++-
drivers/thermal/intel/intel_powerclamp.c | 4
drivers/thermal/samsung/exynos_tmu.c | 2
fs/cifs/cifsfs.c | 2
fs/cifs/smb2maperror.c | 3
fs/cifs/smb2ops.c | 10 +
fs/cifs/trace.h | 6
fs/ext4/ioctl.c | 7 +
fs/ext4/resize.c | 17 ++
fs/ext4/super.c | 16 +-
fs/f2fs/checkpoint.c | 9 -
fs/f2fs/data.c | 21 +--
fs/f2fs/dir.c | 2
fs/f2fs/f2fs.h | 21 +++
fs/f2fs/file.c | 5
fs/f2fs/node.c | 6
fs/f2fs/segment.c | 9 -
fs/f2fs/super.c | 44 ++++--
fs/f2fs/xattr.c | 10 -
fs/notify/inotify/inotify_user.c | 7 -
fs/proc/kcore.c | 27 +++
include/linux/atalk.h | 2
include/linux/kcore.h | 2
include/linux/swap.h | 4
include/trace/events/rxrpc.h | 2
kernel/bpf/inode.c | 32 ++--
kernel/events/core.c | 2
kernel/sched/core.c | 2
kernel/sched/cpufreq_schedutil.c | 59 +++-----
lib/div64.c | 4
net/appletalk/atalk_proc.c | 2
net/appletalk/ddp.c | 37 ++++-
net/appletalk/sysctl_net_atalk.c | 5
net/rxrpc/conn_client.c | 20 ++
sound/drivers/opl3/opl3_voice.h | 2
sound/isa/sb/sb8.c | 4
sound/pci/echoaudio/echoaudio.c | 5
tools/lib/bpf/libbpf.c | 2
tools/perf/Documentation/perf-config.txt | 2
tools/perf/Documentation/perf-stat.txt | 5
tools/perf/bench/epoll-ctl.c | 2
tools/perf/bench/epoll-wait.c | 2
tools/perf/builtin-stat.c | 3
tools/perf/builtin-top.c | 5
tools/perf/tests/backward-ring-buffer.c | 2
tools/perf/tests/evsel-tp-sched.c | 1
tools/perf/tests/expr.c | 5
tools/perf/tests/openat-syscall-all-cpus.c | 4
tools/perf/util/build-id.c | 1
tools/perf/util/config.c | 3
tools/perf/util/evsel.c | 4
tools/perf/util/hist.c | 4
tools/perf/util/map.c | 18 ++
tools/perf/util/ordered-events.c | 2
tools/perf/util/parse-events.c | 2
tools/perf/util/stat.c | 12 -
tools/power/x86/turbostat/turbostat.c | 3
113 files changed, 998 insertions(+), 373 deletions(-)
Aditya Pakki (1):
x86/hpet: Prevent potential NULL pointer dereference
Andi Kleen (1):
perf stat: Fix --no-scale
Andrzej Hajda (1):
drm/exynos/mixer: fix MIXER shadow registry synchronisation code
Andy Shevchenko (2):
auxdisplay: hd44780: Fix memory leak on ->remove()
ACPI / utils: Drop reference in test for device presence
Arnaldo Carvalho de Melo (1):
perf evsel: Free evsel->counts in perf_evsel__exit()
Arnd Bergmann (1):
mmc: davinci: remove extraneous __init annotation
Bart Van Assche (2):
scsi: core: Also call destroy_rcu_head() for passthrough requests
blk-iolatency: #include "blk.h"
Bjorn Helgaas (1):
PCI/ASPM: Save LTR Capability for suspend/resume
Changbin Du (13):
perf list: Don't forget to drop the reference to the allocated thread_map
perf tools: Fix errors under optimization level '-Og'
perf config: Fix an error in the config template documentation
perf config: Fix a memory leak in collect_config()
perf build-id: Fix memory leak in print_sdt_events()
perf top: Fix error handling in cmd_top()
perf hist: Add missing map__put() in error case
perf map: Remove map from 'names' tree in __maps__remove()
perf maps: Purge all maps from the 'names' tree
perf top: Fix global-buffer-overflow issue
perf tests: Fix a memory leak of cpu_map object in the openat_syscall_event_on_all_cpus test
perf tests: Fix memory leak by expr__find_other() in test__expr()
perf tests: Fix a memory leak in test__perf_evsel__tp_sched_test()
Chao Yu (3):
f2fs: fix to dirty inode for i_mode recovery
f2fs: fix to use kvfree instead of kzfree
f2fs: fix to add refcount once page is tagged PG_private
Christophe Leroy (2):
lkdtm: Print real addresses
lkdtm: Add tests for NULL pointer dereference
Colin Ian King (1):
ALSA: opl3: fix mismatch between snd_opl3_drum_switch definition and declaration
Corentin Labbe (1):
arc: hsdk_defconfig: Enable CONFIG_BLK_DEV_RAM
Daniel Borkmann (1):
bpf: fix use after free in bpf_evict_inode
Darrick J. Wong (1):
ext4: prohibit fstrim in norecovery mode
Dave Airlie (1):
drm/udl: use drm_gem_object_put_unlocked.
David Arcari (1):
tools/power turbostat: return the exit status of a command
David Howells (1):
rxrpc: Fix client call connect/disconnect race
Eugeniy Paltsev (1):
ARC: u-boot args: check that magic number is correct
Fabien Dessenne (2):
irqchip/stm32: Don't clear rising/falling config registers at init
irqchip/stm32: Don't set rising configuration registers at init
Feng Tang (1):
i40iw: Avoid panic when handling the inetdev event
Greg Kroah-Hartman (1):
Linux 5.0.9
Himanshu Madhani (1):
scsi: qla2xxx: Fix NULL pointer crash due to stale CPUID
Hsin-Yi, Wang (1):
drm/panel: panel-innolux: set display off in innolux_panel_unprepare
Huazhong Tan (1):
net: hns3: Fix NULL deref when unloading driver
Ilia Mirkin (1):
drm/nouveau/volt/gf117: fix speedo readout register
Jack Morgenstein (1):
IB/mlx4: Fix race condition between catas error reset and aliasguid flows
Jaegeuk Kim (1):
f2fs: sync filesystem after roll-forward recovery
Jan Kara (1):
ext4: avoid panic during forced reboot
Jens Axboe (2):
paride/pf: cleanup queues when detection fails
paride/pcd: cleanup queues when detection fails
Jiada Wang (1):
PM / Domains: Avoid a potential deadlock
Jianguo Chen (1):
irqchip/mbigen: Don't clear eventid when freeing an MSI
Kaike Wan (1):
IB/hfi1: Failed to drain send queue when QP is put into error state
Kairui Song (1):
x86/gart: Exclude GART aperture from kcore
Kangjie Lu (3):
ALSA: echoaudio: add a check for ioremap_nocache
ALSA: sb8: add a check for request_region
x86/hyperv: Prevent potential NULL pointer dereference
Kevin Wang (1):
drm/amdkfd: use init_mqd function to allocate object for hid_mqd (CI)
Konstantin Khlebnikov (1):
sched/core: Fix buffer overflow in cgroup2 property cpu.max
Lars Persson (1):
crypto: axis - fix for recursive locking from bottom half
Leo Yan (1):
coresight: cpu-debug: Support for CA73 CPUs
Lu Baolu (2):
iommu/vt-d: Check capability before disabling protected memory
iommu/vt-d: Save the right domain ID used by hardware
Luc Van Oostenryck (1):
thermal/intel_powerclamp: fix __percpu declaration of worker_data
Lukas Czerner (2):
ext4: add missing brelse() in add_new_gdb_meta_bg()
ext4: report real fs size after failed resize
Marek Szyprowski (1):
thermal: samsung: Fix incorrect check after code merge
Matteo Croce (1):
x86/mm: Don't leak kernel addresses
Matthew Garrett (2):
thermal/int340x_thermal: Add additional UUIDs
thermal/int340x_thermal: fix mode setting
Matthew Whitehead (1):
x86/cpu/cyrix: Use correct macros for Cyrix calls on Geode processors
Maurizio Lombardi (1):
scsi: iscsi: flush running unbind operations when removing a session
Mika Westerberg (1):
PCI: Blacklist power management of Gigabyte X299 DESIGNARE EX PCIe ports
Nathan Chancellor (1):
x86/hw_breakpoints: Make default case in hw_breakpoint_arch_parse() return an error
Paulo Alcantara (SUSE) (1):
cifs: Fix slab-out-of-bounds when tracing SMB tcon
Peter Zijlstra (1):
sched/cpufreq: Fix 32-bit math overflow
Petr Štetiar (1):
mips: bcm47xx: Enable USB power on Netgear WNDR3400v2
Phil Elwell (1):
thermal: bcm2835: Fix crash in bcm2835_thermal_debugfs
Pi-Hsun Shih (1):
include/linux/swap.h: use offsetof() instead of custom __swapoffset macro
Rajneesh Bhardwaj (1):
platform/x86: intel_pmc_core: Quirk to ignore XTAL shutdown
Ronnie Sahlberg (1):
cifs: return -ENODATA when deleting an xattr that does not exist
Stanislaw Gruszka (1):
lib/div64.c: off by one in shift
Stephane Eranian (1):
perf/core: Restore mmap record type correctly
Steve French (1):
fix incorrect error code mapping for OBJECTID_NOT_FOUND
Wei Hu (Xavier) (1):
RDMA/hns: Fix the Oops during rmmod or insmod ko when reset occurs
Xiaoli Feng (1):
cifs: fix that return -EINVAL when do dedupe operation
Yang Shi (1):
ARM: 8839/1: kprobe: make patch_lock a raw_spinlock_t
YueHaibing (4):
drm/nouveau/debugfs: Fix check of pm_runtime_get_sync failure
appletalk: Fix use-after-free in atalk_proc_exit
paride/pf: Fix potential NULL pointer dereference
paride/pcd: Fix potential NULL pointer dereference and mem leak
Zhang Rui (2):
thermal/intel_powerclamp: fix truncated kthread name
Revert "ACPI / EC: Remove old CLEAR_ON_RESUME quirk"
ZhangXiaoxu (1):
inotify: Fix fsnotify_mark refcount leak in inotify_update_existing_watch()
wentalou (1):
drm/amdgpu: psp_ring_destroy cause psp->km_ring.ring_mem NULL
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^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: Linux 5.0.9
2019-04-20 14:32 Linux 5.0.9 Greg KH
@ 2019-04-20 14:32 ` Greg KH
0 siblings, 0 replies; 2+ messages in thread
From: Greg KH @ 2019-04-20 14:32 UTC (permalink / raw)
To: linux-kernel, Andrew Morton, torvalds, stable; +Cc: lwn, Jiri Slaby
diff --git a/Makefile b/Makefile
index f7666051de66..ef192ca04330 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 0
-SUBLEVEL = 8
+SUBLEVEL = 9
EXTRAVERSION =
NAME = Shy Crocodile
diff --git a/arch/arc/configs/hsdk_defconfig b/arch/arc/configs/hsdk_defconfig
index 87b23b7fb781..aefcf7a4e17a 100644
--- a/arch/arc/configs/hsdk_defconfig
+++ b/arch/arc/configs/hsdk_defconfig
@@ -8,6 +8,7 @@ CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
# CONFIG_PID_NS is not set
CONFIG_BLK_DEV_INITRD=y
+CONFIG_BLK_DEV_RAM=y
CONFIG_EMBEDDED=y
CONFIG_PERF_EVENTS=y
# CONFIG_VM_EVENT_COUNTERS is not set
diff --git a/arch/arc/kernel/head.S b/arch/arc/kernel/head.S
index 30e090625916..a72bbda2f7aa 100644
--- a/arch/arc/kernel/head.S
+++ b/arch/arc/kernel/head.S
@@ -106,6 +106,7 @@ ENTRY(stext)
; r2 = pointer to uboot provided cmdline or external DTB in mem
; These are handled later in handle_uboot_args()
st r0, [@uboot_tag]
+ st r1, [@uboot_magic]
st r2, [@uboot_arg]
; setup "current" tsk and optionally cache it in dedicated r25
diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c
index 7b2340996cf8..7b3a7b3b380c 100644
--- a/arch/arc/kernel/setup.c
+++ b/arch/arc/kernel/setup.c
@@ -36,6 +36,7 @@ unsigned int intr_to_DE_cnt;
/* Part of U-boot ABI: see head.S */
int __initdata uboot_tag;
+int __initdata uboot_magic;
char __initdata *uboot_arg;
const struct machine_desc *machine_desc;
@@ -497,6 +498,8 @@ static inline bool uboot_arg_invalid(unsigned long addr)
#define UBOOT_TAG_NONE 0
#define UBOOT_TAG_CMDLINE 1
#define UBOOT_TAG_DTB 2
+/* We always pass 0 as magic from U-boot */
+#define UBOOT_MAGIC_VALUE 0
void __init handle_uboot_args(void)
{
@@ -511,6 +514,11 @@ void __init handle_uboot_args(void)
goto ignore_uboot_args;
}
+ if (uboot_magic != UBOOT_MAGIC_VALUE) {
+ pr_warn(IGNORE_ARGS "non zero uboot magic\n");
+ goto ignore_uboot_args;
+ }
+
if (uboot_tag != UBOOT_TAG_NONE &&
uboot_arg_invalid((unsigned long)uboot_arg)) {
pr_warn(IGNORE_ARGS "invalid uboot arg: '%px'\n", uboot_arg);
diff --git a/arch/arm/kernel/patch.c b/arch/arm/kernel/patch.c
index a50dc00d79a2..d0a05a3bdb96 100644
--- a/arch/arm/kernel/patch.c
+++ b/arch/arm/kernel/patch.c
@@ -16,7 +16,7 @@ struct patch {
unsigned int insn;
};
-static DEFINE_SPINLOCK(patch_lock);
+static DEFINE_RAW_SPINLOCK(patch_lock);
static void __kprobes *patch_map(void *addr, int fixmap, unsigned long *flags)
__acquires(&patch_lock)
@@ -33,7 +33,7 @@ static void __kprobes *patch_map(void *addr, int fixmap, unsigned long *flags)
return addr;
if (flags)
- spin_lock_irqsave(&patch_lock, *flags);
+ raw_spin_lock_irqsave(&patch_lock, *flags);
else
__acquire(&patch_lock);
@@ -48,7 +48,7 @@ static void __kprobes patch_unmap(int fixmap, unsigned long *flags)
clear_fixmap(fixmap);
if (flags)
- spin_unlock_irqrestore(&patch_lock, *flags);
+ raw_spin_unlock_irqrestore(&patch_lock, *flags);
else
__release(&patch_lock);
}
diff --git a/arch/mips/bcm47xx/workarounds.c b/arch/mips/bcm47xx/workarounds.c
index 46eddbec8d9f..0ab95dd431b3 100644
--- a/arch/mips/bcm47xx/workarounds.c
+++ b/arch/mips/bcm47xx/workarounds.c
@@ -24,6 +24,7 @@ void __init bcm47xx_workarounds(void)
case BCM47XX_BOARD_NETGEAR_WNR3500L:
bcm47xx_workarounds_enable_usb_power(12);
break;
+ case BCM47XX_BOARD_NETGEAR_WNDR3400V2:
case BCM47XX_BOARD_NETGEAR_WNDR3400_V3:
bcm47xx_workarounds_enable_usb_power(21);
break;
diff --git a/arch/x86/hyperv/hv_init.c b/arch/x86/hyperv/hv_init.c
index d3f42b6bbdac..8a9cff1f129d 100644
--- a/arch/x86/hyperv/hv_init.c
+++ b/arch/x86/hyperv/hv_init.c
@@ -102,9 +102,13 @@ static int hv_cpu_init(unsigned int cpu)
u64 msr_vp_index;
struct hv_vp_assist_page **hvp = &hv_vp_assist_page[smp_processor_id()];
void **input_arg;
+ struct page *pg;
input_arg = (void **)this_cpu_ptr(hyperv_pcpu_input_arg);
- *input_arg = page_address(alloc_page(GFP_KERNEL));
+ pg = alloc_page(GFP_KERNEL);
+ if (unlikely(!pg))
+ return -ENOMEM;
+ *input_arg = page_address(pg);
hv_get_vp_index(msr_vp_index);
diff --git a/arch/x86/kernel/aperture_64.c b/arch/x86/kernel/aperture_64.c
index 58176b56354e..294ed4392a0e 100644
--- a/arch/x86/kernel/aperture_64.c
+++ b/arch/x86/kernel/aperture_64.c
@@ -14,6 +14,7 @@
#define pr_fmt(fmt) "AGP: " fmt
#include <linux/kernel.h>
+#include <linux/kcore.h>
#include <linux/types.h>
#include <linux/init.h>
#include <linux/memblock.h>
@@ -57,7 +58,7 @@ int fallback_aper_force __initdata;
int fix_aperture __initdata = 1;
-#ifdef CONFIG_PROC_VMCORE
+#if defined(CONFIG_PROC_VMCORE) || defined(CONFIG_PROC_KCORE)
/*
* If the first kernel maps the aperture over e820 RAM, the kdump kernel will
* use the same range because it will remain configured in the northbridge.
@@ -66,20 +67,25 @@ int fix_aperture __initdata = 1;
*/
static unsigned long aperture_pfn_start, aperture_page_count;
-static int gart_oldmem_pfn_is_ram(unsigned long pfn)
+static int gart_mem_pfn_is_ram(unsigned long pfn)
{
return likely((pfn < aperture_pfn_start) ||
(pfn >= aperture_pfn_start + aperture_page_count));
}
-static void exclude_from_vmcore(u64 aper_base, u32 aper_order)
+static void __init exclude_from_core(u64 aper_base, u32 aper_order)
{
aperture_pfn_start = aper_base >> PAGE_SHIFT;
aperture_page_count = (32 * 1024 * 1024) << aper_order >> PAGE_SHIFT;
- WARN_ON(register_oldmem_pfn_is_ram(&gart_oldmem_pfn_is_ram));
+#ifdef CONFIG_PROC_VMCORE
+ WARN_ON(register_oldmem_pfn_is_ram(&gart_mem_pfn_is_ram));
+#endif
+#ifdef CONFIG_PROC_KCORE
+ WARN_ON(register_mem_pfn_is_ram(&gart_mem_pfn_is_ram));
+#endif
}
#else
-static void exclude_from_vmcore(u64 aper_base, u32 aper_order)
+static void exclude_from_core(u64 aper_base, u32 aper_order)
{
}
#endif
@@ -474,7 +480,7 @@ int __init gart_iommu_hole_init(void)
* may have allocated the range over its e820 RAM
* and fixed up the northbridge
*/
- exclude_from_vmcore(last_aper_base, last_aper_order);
+ exclude_from_core(last_aper_base, last_aper_order);
return 1;
}
@@ -520,7 +526,7 @@ int __init gart_iommu_hole_init(void)
* overlap with the first kernel's memory. We can't access the
* range through vmcore even though it should be part of the dump.
*/
- exclude_from_vmcore(aper_alloc, aper_order);
+ exclude_from_core(aper_alloc, aper_order);
/* Fix up the north bridges */
for (i = 0; i < amd_nb_bus_dev_ranges[i].dev_limit; i++) {
diff --git a/arch/x86/kernel/cpu/cyrix.c b/arch/x86/kernel/cpu/cyrix.c
index d12226f60168..1d9b8aaea06c 100644
--- a/arch/x86/kernel/cpu/cyrix.c
+++ b/arch/x86/kernel/cpu/cyrix.c
@@ -124,7 +124,7 @@ static void set_cx86_reorder(void)
setCx86(CX86_CCR3, (ccr3 & 0x0f) | 0x10); /* enable MAPEN */
/* Load/Store Serialize to mem access disable (=reorder it) */
- setCx86_old(CX86_PCR0, getCx86_old(CX86_PCR0) & ~0x80);
+ setCx86(CX86_PCR0, getCx86(CX86_PCR0) & ~0x80);
/* set load/store serialize from 1GB to 4GB */
ccr3 |= 0xe0;
setCx86(CX86_CCR3, ccr3);
@@ -135,11 +135,11 @@ static void set_cx86_memwb(void)
pr_info("Enable Memory-Write-back mode on Cyrix/NSC processor.\n");
/* CCR2 bit 2: unlock NW bit */
- setCx86_old(CX86_CCR2, getCx86_old(CX86_CCR2) & ~0x04);
+ setCx86(CX86_CCR2, getCx86(CX86_CCR2) & ~0x04);
/* set 'Not Write-through' */
write_cr0(read_cr0() | X86_CR0_NW);
/* CCR2 bit 2: lock NW bit and set WT1 */
- setCx86_old(CX86_CCR2, getCx86_old(CX86_CCR2) | 0x14);
+ setCx86(CX86_CCR2, getCx86(CX86_CCR2) | 0x14);
}
/*
@@ -153,14 +153,14 @@ static void geode_configure(void)
local_irq_save(flags);
/* Suspend on halt power saving and enable #SUSP pin */
- setCx86_old(CX86_CCR2, getCx86_old(CX86_CCR2) | 0x88);
+ setCx86(CX86_CCR2, getCx86(CX86_CCR2) | 0x88);
ccr3 = getCx86(CX86_CCR3);
setCx86(CX86_CCR3, (ccr3 & 0x0f) | 0x10); /* enable MAPEN */
/* FPU fast, DTE cache, Mem bypass */
- setCx86_old(CX86_CCR4, getCx86_old(CX86_CCR4) | 0x38);
+ setCx86(CX86_CCR4, getCx86(CX86_CCR4) | 0x38);
setCx86(CX86_CCR3, ccr3); /* disable MAPEN */
set_cx86_memwb();
@@ -296,7 +296,7 @@ static void init_cyrix(struct cpuinfo_x86 *c)
/* GXm supports extended cpuid levels 'ala' AMD */
if (c->cpuid_level == 2) {
/* Enable cxMMX extensions (GX1 Datasheet 54) */
- setCx86_old(CX86_CCR7, getCx86_old(CX86_CCR7) | 1);
+ setCx86(CX86_CCR7, getCx86(CX86_CCR7) | 1);
/*
* GXm : 0x30 ... 0x5f GXm datasheet 51
@@ -319,7 +319,7 @@ static void init_cyrix(struct cpuinfo_x86 *c)
if (dir1 > 7) {
dir0_msn++; /* M II */
/* Enable MMX extensions (App note 108) */
- setCx86_old(CX86_CCR7, getCx86_old(CX86_CCR7)|1);
+ setCx86(CX86_CCR7, getCx86(CX86_CCR7)|1);
} else {
/* A 6x86MX - it has the bug. */
set_cpu_bug(c, X86_BUG_COMA);
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index dfd3aca82c61..fb32925a2e62 100644
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -905,6 +905,8 @@ int __init hpet_enable(void)
return 0;
hpet_set_mapping();
+ if (!hpet_virt_address)
+ return 0;
/*
* Read the period and check for a sane value:
diff --git a/arch/x86/kernel/hw_breakpoint.c b/arch/x86/kernel/hw_breakpoint.c
index 34a5c1715148..2882fe1d2a78 100644
--- a/arch/x86/kernel/hw_breakpoint.c
+++ b/arch/x86/kernel/hw_breakpoint.c
@@ -357,6 +357,7 @@ int hw_breakpoint_arch_parse(struct perf_event *bp,
#endif
default:
WARN_ON_ONCE(1);
+ return -EINVAL;
}
/*
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c
index 3482460d984d..1bfe5c6e6cfe 100644
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -598,8 +598,8 @@ static int __init smp_scan_config(unsigned long base, unsigned long length)
mpf_base = base;
mpf_found = true;
- pr_info("found SMP MP-table at [mem %#010lx-%#010lx] mapped at [%p]\n",
- base, base + sizeof(*mpf) - 1, mpf);
+ pr_info("found SMP MP-table at [mem %#010lx-%#010lx]\n",
+ base, base + sizeof(*mpf) - 1);
memblock_reserve(base, sizeof(*mpf));
if (mpf->physptr)
diff --git a/block/blk-iolatency.c b/block/blk-iolatency.c
index 2620baa1f699..507212d75ee2 100644
--- a/block/blk-iolatency.c
+++ b/block/blk-iolatency.c
@@ -75,6 +75,7 @@
#include <linux/blk-mq.h>
#include "blk-rq-qos.h"
#include "blk-stat.h"
+#include "blk.h"
#define DEFAULT_SCALE_COOKIE 1000000U
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 9d66a47d32fb..49e16f009095 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -194,6 +194,7 @@ static struct workqueue_struct *ec_query_wq;
static int EC_FLAGS_QUERY_HANDSHAKE; /* Needs QR_EC issued when SCI_EVT set */
static int EC_FLAGS_CORRECT_ECDT; /* Needs ECDT port address correction */
static int EC_FLAGS_IGNORE_DSDT_GPE; /* Needs ECDT GPE as correction setting */
+static int EC_FLAGS_CLEAR_ON_RESUME; /* Needs acpi_ec_clear() on boot/resume */
/* --------------------------------------------------------------------------
* Logging/Debugging
@@ -499,6 +500,26 @@ static inline void __acpi_ec_disable_event(struct acpi_ec *ec)
ec_log_drv("event blocked");
}
+/*
+ * Process _Q events that might have accumulated in the EC.
+ * Run with locked ec mutex.
+ */
+static void acpi_ec_clear(struct acpi_ec *ec)
+{
+ int i, status;
+ u8 value = 0;
+
+ for (i = 0; i < ACPI_EC_CLEAR_MAX; i++) {
+ status = acpi_ec_query(ec, &value);
+ if (status || !value)
+ break;
+ }
+ if (unlikely(i == ACPI_EC_CLEAR_MAX))
+ pr_warn("Warning: Maximum of %d stale EC events cleared\n", i);
+ else
+ pr_info("%d stale EC events cleared\n", i);
+}
+
static void acpi_ec_enable_event(struct acpi_ec *ec)
{
unsigned long flags;
@@ -507,6 +528,10 @@ static void acpi_ec_enable_event(struct acpi_ec *ec)
if (acpi_ec_started(ec))
__acpi_ec_enable_event(ec);
spin_unlock_irqrestore(&ec->lock, flags);
+
+ /* Drain additional events if hardware requires that */
+ if (EC_FLAGS_CLEAR_ON_RESUME)
+ acpi_ec_clear(ec);
}
#ifdef CONFIG_PM_SLEEP
@@ -1820,6 +1845,31 @@ static int ec_flag_query_handshake(const struct dmi_system_id *id)
}
#endif
+/*
+ * On some hardware it is necessary to clear events accumulated by the EC during
+ * sleep. These ECs stop reporting GPEs until they are manually polled, if too
+ * many events are accumulated. (e.g. Samsung Series 5/9 notebooks)
+ *
+ * https://bugzilla.kernel.org/show_bug.cgi?id=44161
+ *
+ * Ideally, the EC should also be instructed NOT to accumulate events during
+ * sleep (which Windows seems to do somehow), but the interface to control this
+ * behaviour is not known at this time.
+ *
+ * Models known to be affected are Samsung 530Uxx/535Uxx/540Uxx/550Pxx/900Xxx,
+ * however it is very likely that other Samsung models are affected.
+ *
+ * On systems which don't accumulate _Q events during sleep, this extra check
+ * should be harmless.
+ */
+static int ec_clear_on_resume(const struct dmi_system_id *id)
+{
+ pr_debug("Detected system needing EC poll on resume.\n");
+ EC_FLAGS_CLEAR_ON_RESUME = 1;
+ ec_event_clearing = ACPI_EC_EVT_TIMING_STATUS;
+ return 0;
+}
+
/*
* Some ECDTs contain wrong register addresses.
* MSI MS-171F
@@ -1869,6 +1919,9 @@ static const struct dmi_system_id ec_dmi_table[] __initconst = {
ec_honor_ecdt_gpe, "ASUS X580VD", {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
DMI_MATCH(DMI_PRODUCT_NAME, "X580VD"),}, NULL},
+ {
+ ec_clear_on_resume, "Samsung hardware", {
+ DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD.")}, NULL},
{},
};
diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c
index 78db97687f26..c4b06cc075f9 100644
--- a/drivers/acpi/utils.c
+++ b/drivers/acpi/utils.c
@@ -800,6 +800,7 @@ bool acpi_dev_present(const char *hid, const char *uid, s64 hrv)
match.hrv = hrv;
dev = bus_find_device(&acpi_bus_type, NULL, &match, acpi_dev_match_cb);
+ put_device(dev);
return !!dev;
}
EXPORT_SYMBOL(acpi_dev_present);
diff --git a/drivers/auxdisplay/hd44780.c b/drivers/auxdisplay/hd44780.c
index 9ad93ea42fdc..3cde351fb5c9 100644
--- a/drivers/auxdisplay/hd44780.c
+++ b/drivers/auxdisplay/hd44780.c
@@ -280,6 +280,8 @@ static int hd44780_remove(struct platform_device *pdev)
struct charlcd *lcd = platform_get_drvdata(pdev);
charlcd_unregister(lcd);
+
+ kfree(lcd);
return 0;
}
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index 500de1dee967..a00ca6b8117b 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -1467,12 +1467,12 @@ static int genpd_add_device(struct generic_pm_domain *genpd, struct device *dev,
if (IS_ERR(gpd_data))
return PTR_ERR(gpd_data);
- genpd_lock(genpd);
-
ret = genpd->attach_dev ? genpd->attach_dev(genpd, dev) : 0;
if (ret)
goto out;
+ genpd_lock(genpd);
+
dev_pm_domain_set(dev, &genpd->domain);
genpd->device_count++;
@@ -1480,9 +1480,8 @@ static int genpd_add_device(struct generic_pm_domain *genpd, struct device *dev,
list_add_tail(&gpd_data->base.list_node, &genpd->dev_list);
- out:
genpd_unlock(genpd);
-
+ out:
if (ret)
genpd_free_dev_data(dev, gpd_data);
else
@@ -1531,15 +1530,15 @@ static int genpd_remove_device(struct generic_pm_domain *genpd,
genpd->device_count--;
genpd->max_off_time_changed = true;
- if (genpd->detach_dev)
- genpd->detach_dev(genpd, dev);
-
dev_pm_domain_set(dev, NULL);
list_del_init(&pdd->list_node);
genpd_unlock(genpd);
+ if (genpd->detach_dev)
+ genpd->detach_dev(genpd, dev);
+
genpd_free_dev_data(dev, gpd_data);
return 0;
diff --git a/drivers/block/paride/pcd.c b/drivers/block/paride/pcd.c
index 96670eefaeb2..6d415b20fb70 100644
--- a/drivers/block/paride/pcd.c
+++ b/drivers/block/paride/pcd.c
@@ -314,6 +314,7 @@ static void pcd_init_units(void)
disk->queue = blk_mq_init_sq_queue(&cd->tag_set, &pcd_mq_ops,
1, BLK_MQ_F_SHOULD_MERGE);
if (IS_ERR(disk->queue)) {
+ put_disk(disk);
disk->queue = NULL;
continue;
}
@@ -749,8 +750,14 @@ static int pcd_detect(void)
return 0;
printk("%s: No CD-ROM drive found\n", name);
- for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++)
+ for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++) {
+ if (!cd->disk)
+ continue;
+ blk_cleanup_queue(cd->disk->queue);
+ cd->disk->queue = NULL;
+ blk_mq_free_tag_set(&cd->tag_set);
put_disk(cd->disk);
+ }
pi_unregister_driver(par_drv);
return -1;
}
@@ -1006,8 +1013,14 @@ static int __init pcd_init(void)
pcd_probe_capabilities();
if (register_blkdev(major, name)) {
- for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++)
+ for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++) {
+ if (!cd->disk)
+ continue;
+
+ blk_cleanup_queue(cd->disk->queue);
+ blk_mq_free_tag_set(&cd->tag_set);
put_disk(cd->disk);
+ }
return -EBUSY;
}
@@ -1028,6 +1041,9 @@ static void __exit pcd_exit(void)
int unit;
for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++) {
+ if (!cd->disk)
+ continue;
+
if (cd->present) {
del_gendisk(cd->disk);
pi_release(cd->pi);
diff --git a/drivers/block/paride/pf.c b/drivers/block/paride/pf.c
index e92e7a8eeeb2..35e6e271b219 100644
--- a/drivers/block/paride/pf.c
+++ b/drivers/block/paride/pf.c
@@ -761,8 +761,14 @@ static int pf_detect(void)
return 0;
printk("%s: No ATAPI disk detected\n", name);
- for (pf = units, unit = 0; unit < PF_UNITS; pf++, unit++)
+ for (pf = units, unit = 0; unit < PF_UNITS; pf++, unit++) {
+ if (!pf->disk)
+ continue;
+ blk_cleanup_queue(pf->disk->queue);
+ pf->disk->queue = NULL;
+ blk_mq_free_tag_set(&pf->tag_set);
put_disk(pf->disk);
+ }
pi_unregister_driver(par_drv);
return -1;
}
@@ -1025,8 +1031,13 @@ static int __init pf_init(void)
pf_busy = 0;
if (register_blkdev(major, name)) {
- for (pf = units, unit = 0; unit < PF_UNITS; pf++, unit++)
+ for (pf = units, unit = 0; unit < PF_UNITS; pf++, unit++) {
+ if (!pf->disk)
+ continue;
+ blk_cleanup_queue(pf->disk->queue);
+ blk_mq_free_tag_set(&pf->tag_set);
put_disk(pf->disk);
+ }
return -EBUSY;
}
@@ -1047,13 +1058,18 @@ static void __exit pf_exit(void)
int unit;
unregister_blkdev(major, name);
for (pf = units, unit = 0; unit < PF_UNITS; pf++, unit++) {
- if (!pf->present)
+ if (!pf->disk)
continue;
- del_gendisk(pf->disk);
+
+ if (pf->present)
+ del_gendisk(pf->disk);
+
blk_cleanup_queue(pf->disk->queue);
blk_mq_free_tag_set(&pf->tag_set);
put_disk(pf->disk);
- pi_release(pf->pi);
+
+ if (pf->present)
+ pi_release(pf->pi);
}
}
diff --git a/drivers/crypto/axis/artpec6_crypto.c b/drivers/crypto/axis/artpec6_crypto.c
index f3442c2bdbdc..3c70004240d6 100644
--- a/drivers/crypto/axis/artpec6_crypto.c
+++ b/drivers/crypto/axis/artpec6_crypto.c
@@ -284,6 +284,7 @@ enum artpec6_crypto_hash_flags {
struct artpec6_crypto_req_common {
struct list_head list;
+ struct list_head complete_in_progress;
struct artpec6_crypto_dma_descriptors *dma;
struct crypto_async_request *req;
void (*complete)(struct crypto_async_request *req);
@@ -2045,7 +2046,8 @@ static int artpec6_crypto_prepare_aead(struct aead_request *areq)
return artpec6_crypto_dma_map_descs(common);
}
-static void artpec6_crypto_process_queue(struct artpec6_crypto *ac)
+static void artpec6_crypto_process_queue(struct artpec6_crypto *ac,
+ struct list_head *completions)
{
struct artpec6_crypto_req_common *req;
@@ -2056,7 +2058,7 @@ static void artpec6_crypto_process_queue(struct artpec6_crypto *ac)
list_move_tail(&req->list, &ac->pending);
artpec6_crypto_start_dma(req);
- req->req->complete(req->req, -EINPROGRESS);
+ list_add_tail(&req->complete_in_progress, completions);
}
/*
@@ -2086,6 +2088,11 @@ static void artpec6_crypto_task(unsigned long data)
struct artpec6_crypto *ac = (struct artpec6_crypto *)data;
struct artpec6_crypto_req_common *req;
struct artpec6_crypto_req_common *n;
+ struct list_head complete_done;
+ struct list_head complete_in_progress;
+
+ INIT_LIST_HEAD(&complete_done);
+ INIT_LIST_HEAD(&complete_in_progress);
if (list_empty(&ac->pending)) {
pr_debug("Spurious IRQ\n");
@@ -2119,19 +2126,30 @@ static void artpec6_crypto_task(unsigned long data)
pr_debug("Completing request %p\n", req);
- list_del(&req->list);
+ list_move_tail(&req->list, &complete_done);
artpec6_crypto_dma_unmap_all(req);
artpec6_crypto_copy_bounce_buffers(req);
ac->pending_count--;
artpec6_crypto_common_destroy(req);
- req->complete(req->req);
}
- artpec6_crypto_process_queue(ac);
+ artpec6_crypto_process_queue(ac, &complete_in_progress);
spin_unlock_bh(&ac->queue_lock);
+
+ /* Perform the completion callbacks without holding the queue lock
+ * to allow new request submissions from the callbacks.
+ */
+ list_for_each_entry_safe(req, n, &complete_done, list) {
+ req->complete(req->req);
+ }
+
+ list_for_each_entry_safe(req, n, &complete_in_progress,
+ complete_in_progress) {
+ req->req->complete(req->req, -EINPROGRESS);
+ }
}
static void artpec6_crypto_complete_crypto(struct crypto_async_request *req)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 3a9b48b227ac..a7208ca0bfe3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -546,7 +546,7 @@ static int psp_load_fw(struct amdgpu_device *adev)
struct psp_context *psp = &adev->psp;
if (amdgpu_sriov_vf(adev) && adev->in_gpu_reset) {
- psp_ring_destroy(psp, PSP_RING_TYPE__KM);
+ psp_ring_stop(psp, PSP_RING_TYPE__KM); /* should not destroy ring, only stop */
goto skip_memalloc;
}
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_cik.c b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_cik.c
index 47243165a082..ae90a99909ef 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_cik.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_cik.c
@@ -323,57 +323,7 @@ static int init_mqd_hiq(struct mqd_manager *mm, void **mqd,
struct kfd_mem_obj **mqd_mem_obj, uint64_t *gart_addr,
struct queue_properties *q)
{
- uint64_t addr;
- struct cik_mqd *m;
- int retval;
-
- retval = kfd_gtt_sa_allocate(mm->dev, sizeof(struct cik_mqd),
- mqd_mem_obj);
-
- if (retval != 0)
- return -ENOMEM;
-
- m = (struct cik_mqd *) (*mqd_mem_obj)->cpu_ptr;
- addr = (*mqd_mem_obj)->gpu_addr;
-
- memset(m, 0, ALIGN(sizeof(struct cik_mqd), 256));
-
- m->header = 0xC0310800;
- m->compute_pipelinestat_enable = 1;
- m->compute_static_thread_mgmt_se0 = 0xFFFFFFFF;
- m->compute_static_thread_mgmt_se1 = 0xFFFFFFFF;
- m->compute_static_thread_mgmt_se2 = 0xFFFFFFFF;
- m->compute_static_thread_mgmt_se3 = 0xFFFFFFFF;
-
- m->cp_hqd_persistent_state = DEFAULT_CP_HQD_PERSISTENT_STATE |
- PRELOAD_REQ;
- m->cp_hqd_quantum = QUANTUM_EN | QUANTUM_SCALE_1MS |
- QUANTUM_DURATION(10);
-
- m->cp_mqd_control = MQD_CONTROL_PRIV_STATE_EN;
- m->cp_mqd_base_addr_lo = lower_32_bits(addr);
- m->cp_mqd_base_addr_hi = upper_32_bits(addr);
-
- m->cp_hqd_ib_control = DEFAULT_MIN_IB_AVAIL_SIZE;
-
- /*
- * Pipe Priority
- * Identifies the pipe relative priority when this queue is connected
- * to the pipeline. The pipe priority is against the GFX pipe and HP3D.
- * In KFD we are using a fixed pipe priority set to CS_MEDIUM.
- * 0 = CS_LOW (typically below GFX)
- * 1 = CS_MEDIUM (typically between HP3D and GFX
- * 2 = CS_HIGH (typically above HP3D)
- */
- m->cp_hqd_pipe_priority = 1;
- m->cp_hqd_queue_priority = 15;
-
- *mqd = m;
- if (gart_addr)
- *gart_addr = addr;
- retval = mm->update_mqd(mm, m, q);
-
- return retval;
+ return init_mqd(mm, mqd, mqd_mem_obj, gart_addr, q);
}
static int update_mqd_hiq(struct mqd_manager *mm, void *mqd,
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index 0573eab0e190..f35e4ab55b27 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -20,6 +20,7 @@
#include "regs-vp.h"
#include <linux/kernel.h>
+#include <linux/ktime.h>
#include <linux/spinlock.h>
#include <linux/wait.h>
#include <linux/i2c.h>
@@ -352,15 +353,62 @@ static void mixer_cfg_vp_blend(struct mixer_context *ctx, unsigned int alpha)
mixer_reg_write(ctx, MXR_VIDEO_CFG, val);
}
-static void mixer_vsync_set_update(struct mixer_context *ctx, bool enable)
+static bool mixer_is_synced(struct mixer_context *ctx)
{
- /* block update on vsync */
- mixer_reg_writemask(ctx, MXR_STATUS, enable ?
- MXR_STATUS_SYNC_ENABLE : 0, MXR_STATUS_SYNC_ENABLE);
+ u32 base, shadow;
+ if (ctx->mxr_ver == MXR_VER_16_0_33_0 ||
+ ctx->mxr_ver == MXR_VER_128_0_0_184)
+ return !(mixer_reg_read(ctx, MXR_CFG) &
+ MXR_CFG_LAYER_UPDATE_COUNT_MASK);
+
+ if (test_bit(MXR_BIT_VP_ENABLED, &ctx->flags) &&
+ vp_reg_read(ctx, VP_SHADOW_UPDATE))
+ return false;
+
+ base = mixer_reg_read(ctx, MXR_CFG);
+ shadow = mixer_reg_read(ctx, MXR_CFG_S);
+ if (base != shadow)
+ return false;
+
+ base = mixer_reg_read(ctx, MXR_GRAPHIC_BASE(0));
+ shadow = mixer_reg_read(ctx, MXR_GRAPHIC_BASE_S(0));
+ if (base != shadow)
+ return false;
+
+ base = mixer_reg_read(ctx, MXR_GRAPHIC_BASE(1));
+ shadow = mixer_reg_read(ctx, MXR_GRAPHIC_BASE_S(1));
+ if (base != shadow)
+ return false;
+
+ return true;
+}
+
+static int mixer_wait_for_sync(struct mixer_context *ctx)
+{
+ ktime_t timeout = ktime_add_us(ktime_get(), 100000);
+
+ while (!mixer_is_synced(ctx)) {
+ usleep_range(1000, 2000);
+ if (ktime_compare(ktime_get(), timeout) > 0)
+ return -ETIMEDOUT;
+ }
+ return 0;
+}
+
+static void mixer_disable_sync(struct mixer_context *ctx)
+{
+ mixer_reg_writemask(ctx, MXR_STATUS, 0, MXR_STATUS_SYNC_ENABLE);
+}
+
+static void mixer_enable_sync(struct mixer_context *ctx)
+{
+ if (ctx->mxr_ver == MXR_VER_16_0_33_0 ||
+ ctx->mxr_ver == MXR_VER_128_0_0_184)
+ mixer_reg_writemask(ctx, MXR_CFG, ~0, MXR_CFG_LAYER_UPDATE);
+ mixer_reg_writemask(ctx, MXR_STATUS, ~0, MXR_STATUS_SYNC_ENABLE);
if (test_bit(MXR_BIT_VP_ENABLED, &ctx->flags))
- vp_reg_write(ctx, VP_SHADOW_UPDATE, enable ?
- VP_SHADOW_UPDATE_ENABLE : 0);
+ vp_reg_write(ctx, VP_SHADOW_UPDATE, VP_SHADOW_UPDATE_ENABLE);
}
static void mixer_cfg_scan(struct mixer_context *ctx, int width, int height)
@@ -498,7 +546,6 @@ static void vp_video_buffer(struct mixer_context *ctx,
spin_lock_irqsave(&ctx->reg_slock, flags);
- vp_reg_write(ctx, VP_SHADOW_UPDATE, 1);
/* interlace or progressive scan mode */
val = (test_bit(MXR_BIT_INTERLACE, &ctx->flags) ? ~0 : 0);
vp_reg_writemask(ctx, VP_MODE, val, VP_MODE_LINE_SKIP);
@@ -553,11 +600,6 @@ static void vp_video_buffer(struct mixer_context *ctx,
vp_regs_dump(ctx);
}
-static void mixer_layer_update(struct mixer_context *ctx)
-{
- mixer_reg_writemask(ctx, MXR_CFG, ~0, MXR_CFG_LAYER_UPDATE);
-}
-
static void mixer_graph_buffer(struct mixer_context *ctx,
struct exynos_drm_plane *plane)
{
@@ -640,11 +682,6 @@ static void mixer_graph_buffer(struct mixer_context *ctx,
mixer_cfg_layer(ctx, win, priority, true);
mixer_cfg_gfx_blend(ctx, win, pixel_alpha, state->base.alpha);
- /* layer update mandatory for mixer 16.0.33.0 */
- if (ctx->mxr_ver == MXR_VER_16_0_33_0 ||
- ctx->mxr_ver == MXR_VER_128_0_0_184)
- mixer_layer_update(ctx);
-
spin_unlock_irqrestore(&ctx->reg_slock, flags);
mixer_regs_dump(ctx);
@@ -709,7 +746,7 @@ static void mixer_win_reset(struct mixer_context *ctx)
static irqreturn_t mixer_irq_handler(int irq, void *arg)
{
struct mixer_context *ctx = arg;
- u32 val, base, shadow;
+ u32 val;
spin_lock(&ctx->reg_slock);
@@ -723,26 +760,9 @@ static irqreturn_t mixer_irq_handler(int irq, void *arg)
val &= ~MXR_INT_STATUS_VSYNC;
/* interlace scan need to check shadow register */
- if (test_bit(MXR_BIT_INTERLACE, &ctx->flags)) {
- if (test_bit(MXR_BIT_VP_ENABLED, &ctx->flags) &&
- vp_reg_read(ctx, VP_SHADOW_UPDATE))
- goto out;
-
- base = mixer_reg_read(ctx, MXR_CFG);
- shadow = mixer_reg_read(ctx, MXR_CFG_S);
- if (base != shadow)
- goto out;
-
- base = mixer_reg_read(ctx, MXR_GRAPHIC_BASE(0));
- shadow = mixer_reg_read(ctx, MXR_GRAPHIC_BASE_S(0));
- if (base != shadow)
- goto out;
-
- base = mixer_reg_read(ctx, MXR_GRAPHIC_BASE(1));
- shadow = mixer_reg_read(ctx, MXR_GRAPHIC_BASE_S(1));
- if (base != shadow)
- goto out;
- }
+ if (test_bit(MXR_BIT_INTERLACE, &ctx->flags)
+ && !mixer_is_synced(ctx))
+ goto out;
drm_crtc_handle_vblank(&ctx->crtc->base);
}
@@ -917,12 +937,14 @@ static void mixer_disable_vblank(struct exynos_drm_crtc *crtc)
static void mixer_atomic_begin(struct exynos_drm_crtc *crtc)
{
- struct mixer_context *mixer_ctx = crtc->ctx;
+ struct mixer_context *ctx = crtc->ctx;
- if (!test_bit(MXR_BIT_POWERED, &mixer_ctx->flags))
+ if (!test_bit(MXR_BIT_POWERED, &ctx->flags))
return;
- mixer_vsync_set_update(mixer_ctx, false);
+ if (mixer_wait_for_sync(ctx))
+ dev_err(ctx->dev, "timeout waiting for VSYNC\n");
+ mixer_disable_sync(ctx);
}
static void mixer_update_plane(struct exynos_drm_crtc *crtc,
@@ -964,7 +986,7 @@ static void mixer_atomic_flush(struct exynos_drm_crtc *crtc)
if (!test_bit(MXR_BIT_POWERED, &mixer_ctx->flags))
return;
- mixer_vsync_set_update(mixer_ctx, true);
+ mixer_enable_sync(mixer_ctx);
exynos_crtc_handle_event(crtc);
}
@@ -979,7 +1001,7 @@ static void mixer_enable(struct exynos_drm_crtc *crtc)
exynos_drm_pipe_clk_enable(crtc, true);
- mixer_vsync_set_update(ctx, false);
+ mixer_disable_sync(ctx);
mixer_reg_writemask(ctx, MXR_STATUS, ~0, MXR_STATUS_SOFT_RESET);
@@ -992,7 +1014,7 @@ static void mixer_enable(struct exynos_drm_crtc *crtc)
mixer_commit(ctx);
- mixer_vsync_set_update(ctx, true);
+ mixer_enable_sync(ctx);
set_bit(MXR_BIT_POWERED, &ctx->flags);
}
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h
index 8a0f85f5fc1a..6a765682fbfa 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h
@@ -38,6 +38,7 @@ int nvkm_volt_set_id(struct nvkm_volt *, u8 id, u8 min_id, u8 temp,
int nv40_volt_new(struct nvkm_device *, int, struct nvkm_volt **);
int gf100_volt_new(struct nvkm_device *, int, struct nvkm_volt **);
+int gf117_volt_new(struct nvkm_device *, int, struct nvkm_volt **);
int gk104_volt_new(struct nvkm_device *, int, struct nvkm_volt **);
int gk20a_volt_new(struct nvkm_device *, int, struct nvkm_volt **);
int gm20b_volt_new(struct nvkm_device *, int, struct nvkm_volt **);
diff --git a/drivers/gpu/drm/nouveau/nouveau_debugfs.c b/drivers/gpu/drm/nouveau/nouveau_debugfs.c
index 88a52f6b39fe..7dfbbbc1beea 100644
--- a/drivers/gpu/drm/nouveau/nouveau_debugfs.c
+++ b/drivers/gpu/drm/nouveau/nouveau_debugfs.c
@@ -181,7 +181,7 @@ nouveau_debugfs_pstate_set(struct file *file, const char __user *ubuf,
}
ret = pm_runtime_get_sync(drm->dev);
- if (IS_ERR_VALUE(ret) && ret != -EACCES)
+ if (ret < 0 && ret != -EACCES)
return ret;
ret = nvif_mthd(ctrl, NVIF_CONTROL_PSTATE_USER, &args, sizeof(args));
pm_runtime_put_autosuspend(drm->dev);
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
index d9edb5785813..d75fa7678483 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
@@ -1613,7 +1613,7 @@ nvd7_chipset = {
.pci = gf106_pci_new,
.therm = gf119_therm_new,
.timer = nv41_timer_new,
- .volt = gf100_volt_new,
+ .volt = gf117_volt_new,
.ce[0] = gf100_ce_new,
.disp = gf119_disp_new,
.dma = gf119_dma_new,
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/Kbuild
index bcd179ba11d0..146adcdd316a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/Kbuild
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/Kbuild
@@ -2,6 +2,7 @@ nvkm-y += nvkm/subdev/volt/base.o
nvkm-y += nvkm/subdev/volt/gpio.o
nvkm-y += nvkm/subdev/volt/nv40.o
nvkm-y += nvkm/subdev/volt/gf100.o
+nvkm-y += nvkm/subdev/volt/gf117.o
nvkm-y += nvkm/subdev/volt/gk104.o
nvkm-y += nvkm/subdev/volt/gk20a.o
nvkm-y += nvkm/subdev/volt/gm20b.o
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf117.c b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf117.c
new file mode 100644
index 000000000000..547a58f0aeac
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf117.c
@@ -0,0 +1,60 @@
+/*
+ * Copyright 2019 Ilia Mirkin
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ilia Mirkin
+ */
+#include "priv.h"
+
+#include <subdev/fuse.h>
+
+static int
+gf117_volt_speedo_read(struct nvkm_volt *volt)
+{
+ struct nvkm_device *device = volt->subdev.device;
+ struct nvkm_fuse *fuse = device->fuse;
+
+ if (!fuse)
+ return -EINVAL;
+
+ return nvkm_fuse_read(fuse, 0x3a8);
+}
+
+static const struct nvkm_volt_func
+gf117_volt = {
+ .oneinit = gf100_volt_oneinit,
+ .vid_get = nvkm_voltgpio_get,
+ .vid_set = nvkm_voltgpio_set,
+ .speedo_read = gf117_volt_speedo_read,
+};
+
+int
+gf117_volt_new(struct nvkm_device *device, int index, struct nvkm_volt **pvolt)
+{
+ struct nvkm_volt *volt;
+ int ret;
+
+ ret = nvkm_volt_new_(&gf117_volt, device, index, &volt);
+ *pvolt = volt;
+ if (ret)
+ return ret;
+
+ return nvkm_voltgpio_init(volt);
+}
diff --git a/drivers/gpu/drm/panel/panel-innolux-p079zca.c b/drivers/gpu/drm/panel/panel-innolux-p079zca.c
index ca4ae45dd307..8e5724b63f1f 100644
--- a/drivers/gpu/drm/panel/panel-innolux-p079zca.c
+++ b/drivers/gpu/drm/panel/panel-innolux-p079zca.c
@@ -70,18 +70,12 @@ static inline struct innolux_panel *to_innolux_panel(struct drm_panel *panel)
static int innolux_panel_disable(struct drm_panel *panel)
{
struct innolux_panel *innolux = to_innolux_panel(panel);
- int err;
if (!innolux->enabled)
return 0;
backlight_disable(innolux->backlight);
- err = mipi_dsi_dcs_set_display_off(innolux->link);
- if (err < 0)
- DRM_DEV_ERROR(panel->dev, "failed to set display off: %d\n",
- err);
-
innolux->enabled = false;
return 0;
@@ -95,6 +89,11 @@ static int innolux_panel_unprepare(struct drm_panel *panel)
if (!innolux->prepared)
return 0;
+ err = mipi_dsi_dcs_set_display_off(innolux->link);
+ if (err < 0)
+ DRM_DEV_ERROR(panel->dev, "failed to set display off: %d\n",
+ err);
+
err = mipi_dsi_dcs_enter_sleep_mode(innolux->link);
if (err < 0) {
DRM_DEV_ERROR(panel->dev, "failed to enter sleep mode: %d\n",
diff --git a/drivers/gpu/drm/udl/udl_gem.c b/drivers/gpu/drm/udl/udl_gem.c
index d5a23295dd80..bb7b58407039 100644
--- a/drivers/gpu/drm/udl/udl_gem.c
+++ b/drivers/gpu/drm/udl/udl_gem.c
@@ -224,7 +224,7 @@ int udl_gem_mmap(struct drm_file *file, struct drm_device *dev,
*offset = drm_vma_node_offset_addr(&gobj->base.vma_node);
out:
- drm_gem_object_put(&gobj->base);
+ drm_gem_object_put_unlocked(&gobj->base);
unlock:
mutex_unlock(&udl->gem_lock);
return ret;
diff --git a/drivers/hwtracing/coresight/coresight-cpu-debug.c b/drivers/hwtracing/coresight/coresight-cpu-debug.c
index 45b2460f3166..e8819d750938 100644
--- a/drivers/hwtracing/coresight/coresight-cpu-debug.c
+++ b/drivers/hwtracing/coresight/coresight-cpu-debug.c
@@ -668,6 +668,10 @@ static const struct amba_id debug_ids[] = {
.id = 0x000bbd08,
.mask = 0x000fffff,
},
+ { /* Debug for Cortex-A73 */
+ .id = 0x000bbd09,
+ .mask = 0x000fffff,
+ },
{ 0, 0 },
};
diff --git a/drivers/infiniband/hw/hfi1/qp.c b/drivers/infiniband/hw/hfi1/qp.c
index 5344e8993b28..5866f358ea04 100644
--- a/drivers/infiniband/hw/hfi1/qp.c
+++ b/drivers/infiniband/hw/hfi1/qp.c
@@ -833,7 +833,7 @@ void notify_error_qp(struct rvt_qp *qp)
write_seqlock(lock);
if (!list_empty(&priv->s_iowait.list) &&
!(qp->s_flags & RVT_S_BUSY)) {
- qp->s_flags &= ~RVT_S_ANY_WAIT_IO;
+ qp->s_flags &= ~HFI1_S_ANY_WAIT_IO;
list_del_init(&priv->s_iowait.list);
priv->s_iowait.lock = NULL;
rvt_put_qp(qp);
diff --git a/drivers/infiniband/hw/hns/hns_roce_device.h b/drivers/infiniband/hw/hns/hns_roce_device.h
index 509e467843f6..f4cac63194d9 100644
--- a/drivers/infiniband/hw/hns/hns_roce_device.h
+++ b/drivers/infiniband/hw/hns/hns_roce_device.h
@@ -216,6 +216,26 @@ enum {
HNS_ROCE_DB_PER_PAGE = PAGE_SIZE / 4
};
+enum hns_roce_reset_stage {
+ HNS_ROCE_STATE_NON_RST,
+ HNS_ROCE_STATE_RST_BEF_DOWN,
+ HNS_ROCE_STATE_RST_DOWN,
+ HNS_ROCE_STATE_RST_UNINIT,
+ HNS_ROCE_STATE_RST_INIT,
+ HNS_ROCE_STATE_RST_INITED,
+};
+
+enum hns_roce_instance_state {
+ HNS_ROCE_STATE_NON_INIT,
+ HNS_ROCE_STATE_INIT,
+ HNS_ROCE_STATE_INITED,
+ HNS_ROCE_STATE_UNINIT,
+};
+
+enum {
+ HNS_ROCE_RST_DIRECT_RETURN = 0,
+};
+
#define HNS_ROCE_CMD_SUCCESS 1
#define HNS_ROCE_PORT_DOWN 0
@@ -898,6 +918,7 @@ struct hns_roce_dev {
spinlock_t bt_cmd_lock;
bool active;
bool is_reset;
+ unsigned long reset_cnt;
struct hns_roce_ib_iboe iboe;
struct list_head pgdir_list;
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index 543fa1504cd3..7ac06576d791 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -5800,6 +5800,7 @@ MODULE_DEVICE_TABLE(pci, hns_roce_hw_v2_pci_tbl);
static int hns_roce_hw_v2_get_cfg(struct hns_roce_dev *hr_dev,
struct hnae3_handle *handle)
{
+ struct hns_roce_v2_priv *priv = hr_dev->priv;
const struct pci_device_id *id;
int i;
@@ -5830,10 +5831,13 @@ static int hns_roce_hw_v2_get_cfg(struct hns_roce_dev *hr_dev,
hr_dev->cmd_mod = 1;
hr_dev->loop_idc = 0;
+ hr_dev->reset_cnt = handle->ae_algo->ops->ae_dev_reset_cnt(handle);
+ priv->handle = handle;
+
return 0;
}
-static int hns_roce_hw_v2_init_instance(struct hnae3_handle *handle)
+static int __hns_roce_hw_v2_init_instance(struct hnae3_handle *handle)
{
struct hns_roce_dev *hr_dev;
int ret;
@@ -5850,7 +5854,6 @@ static int hns_roce_hw_v2_init_instance(struct hnae3_handle *handle)
hr_dev->pci_dev = handle->pdev;
hr_dev->dev = &handle->pdev->dev;
- handle->priv = hr_dev;
ret = hns_roce_hw_v2_get_cfg(hr_dev, handle);
if (ret) {
@@ -5864,6 +5867,8 @@ static int hns_roce_hw_v2_init_instance(struct hnae3_handle *handle)
goto error_failed_get_cfg;
}
+ handle->priv = hr_dev;
+
return 0;
error_failed_get_cfg:
@@ -5875,7 +5880,7 @@ static int hns_roce_hw_v2_init_instance(struct hnae3_handle *handle)
return ret;
}
-static void hns_roce_hw_v2_uninit_instance(struct hnae3_handle *handle,
+static void __hns_roce_hw_v2_uninit_instance(struct hnae3_handle *handle,
bool reset)
{
struct hns_roce_dev *hr_dev = (struct hns_roce_dev *)handle->priv;
@@ -5883,24 +5888,78 @@ static void hns_roce_hw_v2_uninit_instance(struct hnae3_handle *handle,
if (!hr_dev)
return;
+ handle->priv = NULL;
hns_roce_exit(hr_dev);
kfree(hr_dev->priv);
ib_dealloc_device(&hr_dev->ib_dev);
}
+static int hns_roce_hw_v2_init_instance(struct hnae3_handle *handle)
+{
+ const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
+ struct device *dev = &handle->pdev->dev;
+ int ret;
+
+ handle->rinfo.instance_state = HNS_ROCE_STATE_INIT;
+
+ if (ops->ae_dev_resetting(handle) || ops->get_hw_reset_stat(handle)) {
+ handle->rinfo.instance_state = HNS_ROCE_STATE_NON_INIT;
+ goto reset_chk_err;
+ }
+
+ ret = __hns_roce_hw_v2_init_instance(handle);
+ if (ret) {
+ handle->rinfo.instance_state = HNS_ROCE_STATE_NON_INIT;
+ dev_err(dev, "RoCE instance init failed! ret = %d\n", ret);
+ if (ops->ae_dev_resetting(handle) ||
+ ops->get_hw_reset_stat(handle))
+ goto reset_chk_err;
+ else
+ return ret;
+ }
+
+ handle->rinfo.instance_state = HNS_ROCE_STATE_INITED;
+
+
+ return 0;
+
+reset_chk_err:
+ dev_err(dev, "Device is busy in resetting state.\n"
+ "please retry later.\n");
+
+ return -EBUSY;
+}
+
+static void hns_roce_hw_v2_uninit_instance(struct hnae3_handle *handle,
+ bool reset)
+{
+ if (handle->rinfo.instance_state != HNS_ROCE_STATE_INITED)
+ return;
+
+ handle->rinfo.instance_state = HNS_ROCE_STATE_UNINIT;
+
+ __hns_roce_hw_v2_uninit_instance(handle, reset);
+
+ handle->rinfo.instance_state = HNS_ROCE_STATE_NON_INIT;
+}
static int hns_roce_hw_v2_reset_notify_down(struct hnae3_handle *handle)
{
- struct hns_roce_dev *hr_dev = (struct hns_roce_dev *)handle->priv;
+ struct hns_roce_dev *hr_dev;
struct ib_event event;
- if (!hr_dev) {
- dev_err(&handle->pdev->dev,
- "Input parameter handle->priv is NULL!\n");
- return -EINVAL;
+ if (handle->rinfo.instance_state != HNS_ROCE_STATE_INITED) {
+ set_bit(HNS_ROCE_RST_DIRECT_RETURN, &handle->rinfo.state);
+ return 0;
}
+ handle->rinfo.reset_state = HNS_ROCE_STATE_RST_DOWN;
+ clear_bit(HNS_ROCE_RST_DIRECT_RETURN, &handle->rinfo.state);
+
+ hr_dev = (struct hns_roce_dev *)handle->priv;
+ if (!hr_dev)
+ return 0;
+
hr_dev->active = false;
- hr_dev->is_reset = true;
event.event = IB_EVENT_DEVICE_FATAL;
event.device = &hr_dev->ib_dev;
@@ -5912,17 +5971,29 @@ static int hns_roce_hw_v2_reset_notify_down(struct hnae3_handle *handle)
static int hns_roce_hw_v2_reset_notify_init(struct hnae3_handle *handle)
{
+ struct device *dev = &handle->pdev->dev;
int ret;
- ret = hns_roce_hw_v2_init_instance(handle);
+ if (test_and_clear_bit(HNS_ROCE_RST_DIRECT_RETURN,
+ &handle->rinfo.state)) {
+ handle->rinfo.reset_state = HNS_ROCE_STATE_RST_INITED;
+ return 0;
+ }
+
+ handle->rinfo.reset_state = HNS_ROCE_STATE_RST_INIT;
+
+ dev_info(&handle->pdev->dev, "In reset process RoCE client reinit.\n");
+ ret = __hns_roce_hw_v2_init_instance(handle);
if (ret) {
/* when reset notify type is HNAE3_INIT_CLIENT In reset notify
* callback function, RoCE Engine reinitialize. If RoCE reinit
* failed, we should inform NIC driver.
*/
handle->priv = NULL;
- dev_err(&handle->pdev->dev,
- "In reset process RoCE reinit failed %d.\n", ret);
+ dev_err(dev, "In reset process RoCE reinit failed %d.\n", ret);
+ } else {
+ handle->rinfo.reset_state = HNS_ROCE_STATE_RST_INITED;
+ dev_info(dev, "Reset done, RoCE client reinit finished.\n");
}
return ret;
@@ -5930,8 +6001,14 @@ static int hns_roce_hw_v2_reset_notify_init(struct hnae3_handle *handle)
static int hns_roce_hw_v2_reset_notify_uninit(struct hnae3_handle *handle)
{
+ if (test_bit(HNS_ROCE_RST_DIRECT_RETURN, &handle->rinfo.state))
+ return 0;
+
+ handle->rinfo.reset_state = HNS_ROCE_STATE_RST_UNINIT;
+ dev_info(&handle->pdev->dev, "In reset process RoCE client uninit.\n");
msleep(100);
- hns_roce_hw_v2_uninit_instance(handle, false);
+ __hns_roce_hw_v2_uninit_instance(handle, false);
+
return 0;
}
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h
index b72d0443c835..5398aa718cfc 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h
@@ -1546,6 +1546,7 @@ struct hns_roce_link_table_entry {
#define HNS_ROCE_LINK_TABLE_NXT_PTR_M GENMASK(31, 20)
struct hns_roce_v2_priv {
+ struct hnae3_handle *handle;
struct hns_roce_v2_cmq cmq;
struct hns_roce_link_table tsq;
struct hns_roce_link_table tpq;
diff --git a/drivers/infiniband/hw/i40iw/i40iw_utils.c b/drivers/infiniband/hw/i40iw/i40iw_utils.c
index 59e978141ad4..e99177533930 100644
--- a/drivers/infiniband/hw/i40iw/i40iw_utils.c
+++ b/drivers/infiniband/hw/i40iw/i40iw_utils.c
@@ -173,7 +173,12 @@ int i40iw_inetaddr_event(struct notifier_block *notifier,
rcu_read_lock();
in = __in_dev_get_rcu(upper_dev);
- local_ipaddr = ntohl(in->ifa_list->ifa_address);
+
+ if (!in->ifa_list)
+ local_ipaddr = 0;
+ else
+ local_ipaddr = ntohl(in->ifa_list->ifa_address);
+
rcu_read_unlock();
} else {
local_ipaddr = ntohl(ifa->ifa_address);
@@ -185,6 +190,11 @@ int i40iw_inetaddr_event(struct notifier_block *notifier,
case NETDEV_UP:
/* Fall through */
case NETDEV_CHANGEADDR:
+
+ /* Just skip if no need to handle ARP cache */
+ if (!local_ipaddr)
+ break;
+
i40iw_manage_arp_cache(iwdev,
netdev->dev_addr,
&local_ipaddr,
diff --git a/drivers/infiniband/hw/mlx4/alias_GUID.c b/drivers/infiniband/hw/mlx4/alias_GUID.c
index 782499abcd98..2a0b59a4b6eb 100644
--- a/drivers/infiniband/hw/mlx4/alias_GUID.c
+++ b/drivers/infiniband/hw/mlx4/alias_GUID.c
@@ -804,8 +804,8 @@ void mlx4_ib_destroy_alias_guid_service(struct mlx4_ib_dev *dev)
unsigned long flags;
for (i = 0 ; i < dev->num_ports; i++) {
- cancel_delayed_work(&dev->sriov.alias_guid.ports_guid[i].alias_guid_work);
det = &sriov->alias_guid.ports_guid[i];
+ cancel_delayed_work_sync(&det->alias_guid_work);
spin_lock_irqsave(&sriov->alias_guid.ag_work_lock, flags);
while (!list_empty(&det->cb_list)) {
cb_ctx = list_entry(det->cb_list.next,
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index dbd6824dfffa..53b1fbadc496 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -1534,6 +1534,9 @@ static void iommu_disable_protect_mem_regions(struct intel_iommu *iommu)
u32 pmen;
unsigned long flags;
+ if (!cap_plmr(iommu->cap) && !cap_phmr(iommu->cap))
+ return;
+
raw_spin_lock_irqsave(&iommu->register_lock, flags);
pmen = readl(iommu->reg + DMAR_PMEN_REG);
pmen &= ~DMA_PMEN_EPM;
@@ -5328,7 +5331,7 @@ int intel_iommu_enable_pasid(struct intel_iommu *iommu, struct intel_svm_dev *sd
ctx_lo = context[0].lo;
- sdev->did = domain->iommu_did[iommu->seq_id];
+ sdev->did = FLPT_DEFAULT_DID;
sdev->sid = PCI_DEVID(info->bus, info->devfn);
if (!(ctx_lo & CONTEXT_PASIDE)) {
diff --git a/drivers/irqchip/irq-mbigen.c b/drivers/irqchip/irq-mbigen.c
index 567b29c47608..98b6e1d4b1a6 100644
--- a/drivers/irqchip/irq-mbigen.c
+++ b/drivers/irqchip/irq-mbigen.c
@@ -161,6 +161,9 @@ static void mbigen_write_msg(struct msi_desc *desc, struct msi_msg *msg)
void __iomem *base = d->chip_data;
u32 val;
+ if (!msg->address_lo && !msg->address_hi)
+ return;
+
base += get_mbigen_vec_reg(d->hwirq);
val = readl_relaxed(base);
diff --git a/drivers/irqchip/irq-stm32-exti.c b/drivers/irqchip/irq-stm32-exti.c
index a93296b9b45d..7bd1d4cb2e19 100644
--- a/drivers/irqchip/irq-stm32-exti.c
+++ b/drivers/irqchip/irq-stm32-exti.c
@@ -716,7 +716,6 @@ stm32_exti_chip_data *stm32_exti_chip_init(struct stm32_exti_host_data *h_data,
const struct stm32_exti_bank *stm32_bank;
struct stm32_exti_chip_data *chip_data;
void __iomem *base = h_data->base;
- u32 irqs_mask;
stm32_bank = h_data->drv_data->exti_banks[bank_idx];
chip_data = &h_data->chips_data[bank_idx];
@@ -725,21 +724,12 @@ stm32_exti_chip_data *stm32_exti_chip_init(struct stm32_exti_host_data *h_data,
raw_spin_lock_init(&chip_data->rlock);
- /* Determine number of irqs supported */
- writel_relaxed(~0UL, base + stm32_bank->rtsr_ofst);
- irqs_mask = readl_relaxed(base + stm32_bank->rtsr_ofst);
-
/*
* This IP has no reset, so after hot reboot we should
* clear registers to avoid residue
*/
writel_relaxed(0, base + stm32_bank->imr_ofst);
writel_relaxed(0, base + stm32_bank->emr_ofst);
- writel_relaxed(0, base + stm32_bank->rtsr_ofst);
- writel_relaxed(0, base + stm32_bank->ftsr_ofst);
- writel_relaxed(~0UL, base + stm32_bank->rpr_ofst);
- if (stm32_bank->fpr_ofst != UNDEF_REG)
- writel_relaxed(~0UL, base + stm32_bank->fpr_ofst);
pr_info("%pOF: bank%d\n", h_data->node, bank_idx);
diff --git a/drivers/misc/lkdtm/core.c b/drivers/misc/lkdtm/core.c
index 2837dc77478e..f0f9eb30bd2b 100644
--- a/drivers/misc/lkdtm/core.c
+++ b/drivers/misc/lkdtm/core.c
@@ -152,7 +152,9 @@ static const struct crashtype crashtypes[] = {
CRASHTYPE(EXEC_VMALLOC),
CRASHTYPE(EXEC_RODATA),
CRASHTYPE(EXEC_USERSPACE),
+ CRASHTYPE(EXEC_NULL),
CRASHTYPE(ACCESS_USERSPACE),
+ CRASHTYPE(ACCESS_NULL),
CRASHTYPE(WRITE_RO),
CRASHTYPE(WRITE_RO_AFTER_INIT),
CRASHTYPE(WRITE_KERN),
diff --git a/drivers/misc/lkdtm/lkdtm.h b/drivers/misc/lkdtm/lkdtm.h
index 3c6fd327e166..b69ee004a3f7 100644
--- a/drivers/misc/lkdtm/lkdtm.h
+++ b/drivers/misc/lkdtm/lkdtm.h
@@ -45,7 +45,9 @@ void lkdtm_EXEC_KMALLOC(void);
void lkdtm_EXEC_VMALLOC(void);
void lkdtm_EXEC_RODATA(void);
void lkdtm_EXEC_USERSPACE(void);
+void lkdtm_EXEC_NULL(void);
void lkdtm_ACCESS_USERSPACE(void);
+void lkdtm_ACCESS_NULL(void);
/* lkdtm_refcount.c */
void lkdtm_REFCOUNT_INC_OVERFLOW(void);
diff --git a/drivers/misc/lkdtm/perms.c b/drivers/misc/lkdtm/perms.c
index 53b85c9d16b8..62f76d506f04 100644
--- a/drivers/misc/lkdtm/perms.c
+++ b/drivers/misc/lkdtm/perms.c
@@ -47,7 +47,7 @@ static noinline void execute_location(void *dst, bool write)
{
void (*func)(void) = dst;
- pr_info("attempting ok execution at %p\n", do_nothing);
+ pr_info("attempting ok execution at %px\n", do_nothing);
do_nothing();
if (write == CODE_WRITE) {
@@ -55,7 +55,7 @@ static noinline void execute_location(void *dst, bool write)
flush_icache_range((unsigned long)dst,
(unsigned long)dst + EXEC_SIZE);
}
- pr_info("attempting bad execution at %p\n", func);
+ pr_info("attempting bad execution at %px\n", func);
func();
}
@@ -66,14 +66,14 @@ static void execute_user_location(void *dst)
/* Intentionally crossing kernel/user memory boundary. */
void (*func)(void) = dst;
- pr_info("attempting ok execution at %p\n", do_nothing);
+ pr_info("attempting ok execution at %px\n", do_nothing);
do_nothing();
copied = access_process_vm(current, (unsigned long)dst, do_nothing,
EXEC_SIZE, FOLL_WRITE);
if (copied < EXEC_SIZE)
return;
- pr_info("attempting bad execution at %p\n", func);
+ pr_info("attempting bad execution at %px\n", func);
func();
}
@@ -82,7 +82,7 @@ void lkdtm_WRITE_RO(void)
/* Explicitly cast away "const" for the test. */
unsigned long *ptr = (unsigned long *)&rodata;
- pr_info("attempting bad rodata write at %p\n", ptr);
+ pr_info("attempting bad rodata write at %px\n", ptr);
*ptr ^= 0xabcd1234;
}
@@ -100,7 +100,7 @@ void lkdtm_WRITE_RO_AFTER_INIT(void)
return;
}
- pr_info("attempting bad ro_after_init write at %p\n", ptr);
+ pr_info("attempting bad ro_after_init write at %px\n", ptr);
*ptr ^= 0xabcd1234;
}
@@ -112,7 +112,7 @@ void lkdtm_WRITE_KERN(void)
size = (unsigned long)do_overwritten - (unsigned long)do_nothing;
ptr = (unsigned char *)do_overwritten;
- pr_info("attempting bad %zu byte write at %p\n", size, ptr);
+ pr_info("attempting bad %zu byte write at %px\n", size, ptr);
memcpy(ptr, (unsigned char *)do_nothing, size);
flush_icache_range((unsigned long)ptr, (unsigned long)(ptr + size));
@@ -164,6 +164,11 @@ void lkdtm_EXEC_USERSPACE(void)
vm_munmap(user_addr, PAGE_SIZE);
}
+void lkdtm_EXEC_NULL(void)
+{
+ execute_location(NULL, CODE_AS_IS);
+}
+
void lkdtm_ACCESS_USERSPACE(void)
{
unsigned long user_addr, tmp = 0;
@@ -185,16 +190,29 @@ void lkdtm_ACCESS_USERSPACE(void)
ptr = (unsigned long *)user_addr;
- pr_info("attempting bad read at %p\n", ptr);
+ pr_info("attempting bad read at %px\n", ptr);
tmp = *ptr;
tmp += 0xc0dec0de;
- pr_info("attempting bad write at %p\n", ptr);
+ pr_info("attempting bad write at %px\n", ptr);
*ptr = tmp;
vm_munmap(user_addr, PAGE_SIZE);
}
+void lkdtm_ACCESS_NULL(void)
+{
+ unsigned long tmp;
+ unsigned long *ptr = (unsigned long *)NULL;
+
+ pr_info("attempting bad read at %px\n", ptr);
+ tmp = *ptr;
+ tmp += 0xc0dec0de;
+
+ pr_info("attempting bad write at %px\n", ptr);
+ *ptr = tmp;
+}
+
void __init lkdtm_perms_init(void)
{
/* Make sure we can write to __ro_after_init values during __init */
diff --git a/drivers/mmc/host/davinci_mmc.c b/drivers/mmc/host/davinci_mmc.c
index 9e68c3645e22..e6f14257a7d0 100644
--- a/drivers/mmc/host/davinci_mmc.c
+++ b/drivers/mmc/host/davinci_mmc.c
@@ -1117,7 +1117,7 @@ static inline void mmc_davinci_cpufreq_deregister(struct mmc_davinci_host *host)
{
}
#endif
-static void __init init_mmcsd_host(struct mmc_davinci_host *host)
+static void init_mmcsd_host(struct mmc_davinci_host *host)
{
mmc_davinci_reset_ctrl(host, 1);
diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
index 09c774fe8853..854a55d4332a 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
@@ -463,6 +463,8 @@ struct hnae3_ae_ops {
int (*set_gro_en)(struct hnae3_handle *handle, int enable);
u16 (*get_global_queue_id)(struct hnae3_handle *handle, u16 queue_id);
void (*set_timer_task)(struct hnae3_handle *handle, bool enable);
+ int (*mac_connect_phy)(struct hnae3_handle *handle);
+ void (*mac_disconnect_phy)(struct hnae3_handle *handle);
};
struct hnae3_dcb_ops {
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index d84c50068f66..40b69eaf2cb3 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -3519,6 +3519,25 @@ static int hns3_init_mac_addr(struct net_device *netdev, bool init)
return ret;
}
+static int hns3_init_phy(struct net_device *netdev)
+{
+ struct hnae3_handle *h = hns3_get_handle(netdev);
+ int ret = 0;
+
+ if (h->ae_algo->ops->mac_connect_phy)
+ ret = h->ae_algo->ops->mac_connect_phy(h);
+
+ return ret;
+}
+
+static void hns3_uninit_phy(struct net_device *netdev)
+{
+ struct hnae3_handle *h = hns3_get_handle(netdev);
+
+ if (h->ae_algo->ops->mac_disconnect_phy)
+ h->ae_algo->ops->mac_disconnect_phy(h);
+}
+
static int hns3_restore_fd_rules(struct net_device *netdev)
{
struct hnae3_handle *h = hns3_get_handle(netdev);
@@ -3627,6 +3646,10 @@ static int hns3_client_init(struct hnae3_handle *handle)
goto out_init_ring_data;
}
+ ret = hns3_init_phy(netdev);
+ if (ret)
+ goto out_init_phy;
+
ret = register_netdev(netdev);
if (ret) {
dev_err(priv->dev, "probe register netdev fail!\n");
@@ -3651,6 +3674,9 @@ static int hns3_client_init(struct hnae3_handle *handle)
return ret;
out_reg_netdev_fail:
+ hns3_uninit_phy(netdev);
+out_init_phy:
+ hns3_uninit_all_ring(priv);
out_init_ring_data:
(void)hns3_nic_uninit_vector_data(priv);
out_init_vector_data:
@@ -3685,6 +3711,8 @@ static void hns3_client_uninit(struct hnae3_handle *handle, bool reset)
hns3_force_clear_all_rx_ring(handle);
+ hns3_uninit_phy(netdev);
+
ret = hns3_nic_uninit_vector_data(priv);
if (ret)
netdev_err(netdev, "uninit vector error\n");
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index f7637c08bb3a..cb7571747af7 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -6959,16 +6959,6 @@ static void hclge_get_mdix_mode(struct hnae3_handle *handle,
*tp_mdix = ETH_TP_MDI;
}
-static int hclge_init_instance_hw(struct hclge_dev *hdev)
-{
- return hclge_mac_connect_phy(hdev);
-}
-
-static void hclge_uninit_instance_hw(struct hclge_dev *hdev)
-{
- hclge_mac_disconnect_phy(hdev);
-}
-
static int hclge_init_client_instance(struct hnae3_client *client,
struct hnae3_ae_dev *ae_dev)
{
@@ -6988,13 +6978,6 @@ static int hclge_init_client_instance(struct hnae3_client *client,
if (ret)
goto clear_nic;
- ret = hclge_init_instance_hw(hdev);
- if (ret) {
- client->ops->uninit_instance(&vport->nic,
- 0);
- goto clear_nic;
- }
-
hnae3_set_client_init_flag(client, ae_dev, 1);
if (hdev->roce_client &&
@@ -7079,7 +7062,6 @@ static void hclge_uninit_client_instance(struct hnae3_client *client,
if (client->type == HNAE3_CLIENT_ROCE)
return;
if (hdev->nic_client && client->ops->uninit_instance) {
- hclge_uninit_instance_hw(hdev);
client->ops->uninit_instance(&vport->nic, 0);
hdev->nic_client = NULL;
vport->nic.client = NULL;
@@ -8012,6 +7994,8 @@ static const struct hnae3_ae_ops hclge_ops = {
.set_gro_en = hclge_gro_en,
.get_global_queue_id = hclge_covert_handle_qid_global,
.set_timer_task = hclge_set_timer_task,
+ .mac_connect_phy = hclge_mac_connect_phy,
+ .mac_disconnect_phy = hclge_mac_disconnect_phy,
};
static struct hnae3_ae_algo ae_algo = {
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c
index dabb8437f8dc..84f28785ba28 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c
@@ -195,8 +195,10 @@ static void hclge_mac_adjust_link(struct net_device *netdev)
netdev_err(netdev, "failed to configure flow control.\n");
}
-int hclge_mac_connect_phy(struct hclge_dev *hdev)
+int hclge_mac_connect_phy(struct hnae3_handle *handle)
{
+ struct hclge_vport *vport = hclge_get_vport(handle);
+ struct hclge_dev *hdev = vport->back;
struct net_device *netdev = hdev->vport[0].nic.netdev;
struct phy_device *phydev = hdev->hw.mac.phydev;
__ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, };
@@ -229,8 +231,10 @@ int hclge_mac_connect_phy(struct hclge_dev *hdev)
return 0;
}
-void hclge_mac_disconnect_phy(struct hclge_dev *hdev)
+void hclge_mac_disconnect_phy(struct hnae3_handle *handle)
{
+ struct hclge_vport *vport = hclge_get_vport(handle);
+ struct hclge_dev *hdev = vport->back;
struct phy_device *phydev = hdev->hw.mac.phydev;
if (!phydev)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.h
index 5fbf7dddb5d9..ef095d9c566f 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.h
@@ -5,8 +5,8 @@
#define __HCLGE_MDIO_H
int hclge_mac_mdio_config(struct hclge_dev *hdev);
-int hclge_mac_connect_phy(struct hclge_dev *hdev);
-void hclge_mac_disconnect_phy(struct hclge_dev *hdev);
+int hclge_mac_connect_phy(struct hnae3_handle *handle);
+void hclge_mac_disconnect_phy(struct hnae3_handle *handle);
void hclge_mac_start_phy(struct hclge_dev *hdev);
void hclge_mac_stop_phy(struct hclge_dev *hdev);
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index c25acace7d91..e91005d0f20c 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1233,7 +1233,6 @@ static void pci_restore_pcie_state(struct pci_dev *dev)
pcie_capability_write_word(dev, PCI_EXP_SLTCTL2, cap[i++]);
}
-
static int pci_save_pcix_state(struct pci_dev *dev)
{
int pos;
@@ -1270,6 +1269,45 @@ static void pci_restore_pcix_state(struct pci_dev *dev)
pci_write_config_word(dev, pos + PCI_X_CMD, cap[i++]);
}
+static void pci_save_ltr_state(struct pci_dev *dev)
+{
+ int ltr;
+ struct pci_cap_saved_state *save_state;
+ u16 *cap;
+
+ if (!pci_is_pcie(dev))
+ return;
+
+ ltr = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_LTR);
+ if (!ltr)
+ return;
+
+ save_state = pci_find_saved_ext_cap(dev, PCI_EXT_CAP_ID_LTR);
+ if (!save_state) {
+ pci_err(dev, "no suspend buffer for LTR; ASPM issues possible after resume\n");
+ return;
+ }
+
+ cap = (u16 *)&save_state->cap.data[0];
+ pci_read_config_word(dev, ltr + PCI_LTR_MAX_SNOOP_LAT, cap++);
+ pci_read_config_word(dev, ltr + PCI_LTR_MAX_NOSNOOP_LAT, cap++);
+}
+
+static void pci_restore_ltr_state(struct pci_dev *dev)
+{
+ struct pci_cap_saved_state *save_state;
+ int ltr;
+ u16 *cap;
+
+ save_state = pci_find_saved_ext_cap(dev, PCI_EXT_CAP_ID_LTR);
+ ltr = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_LTR);
+ if (!save_state || !ltr)
+ return;
+
+ cap = (u16 *)&save_state->cap.data[0];
+ pci_write_config_word(dev, ltr + PCI_LTR_MAX_SNOOP_LAT, *cap++);
+ pci_write_config_word(dev, ltr + PCI_LTR_MAX_NOSNOOP_LAT, *cap++);
+}
/**
* pci_save_state - save the PCI configuration space of a device before suspending
@@ -1291,6 +1329,7 @@ int pci_save_state(struct pci_dev *dev)
if (i != 0)
return i;
+ pci_save_ltr_state(dev);
pci_save_dpc_state(dev);
return pci_save_vc_state(dev);
}
@@ -1390,7 +1429,12 @@ void pci_restore_state(struct pci_dev *dev)
if (!dev->state_saved)
return;
- /* PCI Express register must be restored first */
+ /*
+ * Restore max latencies (in the LTR capability) before enabling
+ * LTR itself (in the PCIe capability).
+ */
+ pci_restore_ltr_state(dev);
+
pci_restore_pcie_state(dev);
pci_restore_pasid_state(dev);
pci_restore_pri_state(dev);
@@ -2501,6 +2545,25 @@ void pci_config_pm_runtime_put(struct pci_dev *pdev)
pm_runtime_put_sync(parent);
}
+static const struct dmi_system_id bridge_d3_blacklist[] = {
+#ifdef CONFIG_X86
+ {
+ /*
+ * Gigabyte X299 root port is not marked as hotplug capable
+ * which allows Linux to power manage it. However, this
+ * confuses the BIOS SMI handler so don't power manage root
+ * ports on that system.
+ */
+ .ident = "X299 DESIGNARE EX-CF",
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co., Ltd."),
+ DMI_MATCH(DMI_BOARD_NAME, "X299 DESIGNARE EX-CF"),
+ },
+ },
+#endif
+ { }
+};
+
/**
* pci_bridge_d3_possible - Is it possible to put the bridge into D3
* @bridge: Bridge to check
@@ -2546,6 +2609,9 @@ bool pci_bridge_d3_possible(struct pci_dev *bridge)
if (bridge->is_hotplug_bridge)
return false;
+ if (dmi_check_system(bridge_d3_blacklist))
+ return false;
+
/*
* It should be safe to put PCIe ports from 2015 or newer
* to D3.
@@ -2998,6 +3064,11 @@ void pci_allocate_cap_save_buffers(struct pci_dev *dev)
if (error)
pci_err(dev, "unable to preallocate PCI-X save buffer\n");
+ error = pci_add_ext_cap_save_buffer(dev, PCI_EXT_CAP_ID_LTR,
+ 2 * sizeof(u16));
+ if (error)
+ pci_err(dev, "unable to allocate suspend buffer for LTR\n");
+
pci_allocate_vc_save_buffers(dev);
}
diff --git a/drivers/platform/x86/intel_pmc_core.c b/drivers/platform/x86/intel_pmc_core.c
index c37e74ee609d..a9cbe5be277b 100644
--- a/drivers/platform/x86/intel_pmc_core.c
+++ b/drivers/platform/x86/intel_pmc_core.c
@@ -15,6 +15,7 @@
#include <linux/bitfield.h>
#include <linux/debugfs.h>
#include <linux/delay.h>
+#include <linux/dmi.h>
#include <linux/io.h>
#include <linux/module.h>
#include <linux/pci.h>
@@ -139,6 +140,7 @@ static const struct pmc_reg_map spt_reg_map = {
.pm_cfg_offset = SPT_PMC_PM_CFG_OFFSET,
.pm_read_disable_bit = SPT_PMC_READ_DISABLE_BIT,
.ltr_ignore_max = SPT_NUM_IP_IGN_ALLOWED,
+ .pm_vric1_offset = SPT_PMC_VRIC1_OFFSET,
};
/* Cannonlake: PGD PFET Enable Ack Status Register(s) bitmap */
@@ -751,6 +753,37 @@ static const struct pci_device_id pmc_pci_ids[] = {
{ 0, },
};
+/*
+ * This quirk can be used on those platforms where
+ * the platform BIOS enforces 24Mhx Crystal to shutdown
+ * before PMC can assert SLP_S0#.
+ */
+int quirk_xtal_ignore(const struct dmi_system_id *id)
+{
+ struct pmc_dev *pmcdev = &pmc;
+ u32 value;
+
+ value = pmc_core_reg_read(pmcdev, pmcdev->map->pm_vric1_offset);
+ /* 24MHz Crystal Shutdown Qualification Disable */
+ value |= SPT_PMC_VRIC1_XTALSDQDIS;
+ /* Low Voltage Mode Enable */
+ value &= ~SPT_PMC_VRIC1_SLPS0LVEN;
+ pmc_core_reg_write(pmcdev, pmcdev->map->pm_vric1_offset, value);
+ return 0;
+}
+
+static const struct dmi_system_id pmc_core_dmi_table[] = {
+ {
+ .callback = quirk_xtal_ignore,
+ .ident = "HP Elite x2 1013 G3",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "HP"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HP Elite x2 1013 G3"),
+ },
+ },
+ {}
+};
+
static int __init pmc_core_probe(void)
{
struct pmc_dev *pmcdev = &pmc;
@@ -792,6 +825,7 @@ static int __init pmc_core_probe(void)
return err;
}
+ dmi_check_system(pmc_core_dmi_table);
pr_info(" initialized\n");
return 0;
}
diff --git a/drivers/platform/x86/intel_pmc_core.h b/drivers/platform/x86/intel_pmc_core.h
index 1a0104d2cbf0..9bc16d7d2917 100644
--- a/drivers/platform/x86/intel_pmc_core.h
+++ b/drivers/platform/x86/intel_pmc_core.h
@@ -25,6 +25,7 @@
#define SPT_PMC_MTPMC_OFFSET 0x20
#define SPT_PMC_MFPMC_OFFSET 0x38
#define SPT_PMC_LTR_IGNORE_OFFSET 0x30C
+#define SPT_PMC_VRIC1_OFFSET 0x31c
#define SPT_PMC_MPHY_CORE_STS_0 0x1143
#define SPT_PMC_MPHY_CORE_STS_1 0x1142
#define SPT_PMC_MPHY_COM_STS_0 0x1155
@@ -135,6 +136,9 @@ enum ppfear_regs {
#define SPT_PMC_BIT_MPHY_CMN_LANE2 BIT(2)
#define SPT_PMC_BIT_MPHY_CMN_LANE3 BIT(3)
+#define SPT_PMC_VRIC1_SLPS0LVEN BIT(13)
+#define SPT_PMC_VRIC1_XTALSDQDIS BIT(22)
+
/* Cannonlake Power Management Controller register offsets */
#define CNP_PMC_SLPS0_DBG_OFFSET 0x10B4
#define CNP_PMC_PM_CFG_OFFSET 0x1818
@@ -217,6 +221,7 @@ struct pmc_reg_map {
const int pm_read_disable_bit;
const u32 slps0_dbg_offset;
const u32 ltr_ignore_max;
+ const u32 pm_vric1_offset;
};
/**
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 7e35ce2162d0..503fda4e7e8e 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -1459,7 +1459,7 @@ __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type,
goto eh_reset_failed;
}
err = 2;
- if (do_reset(fcport, cmd->device->lun, blk_mq_rq_cpu(cmd->request) + 1)
+ if (do_reset(fcport, cmd->device->lun, 1)
!= QLA_SUCCESS) {
ql_log(ql_log_warn, vha, 0x800c,
"do_reset failed for cmd=%p.\n", cmd);
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 5a6e8e12701a..655ad26106e4 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -598,9 +598,16 @@ static bool scsi_end_request(struct request *req, blk_status_t error,
if (!blk_rq_is_scsi(req)) {
WARN_ON_ONCE(!(cmd->flags & SCMD_INITIALIZED));
cmd->flags &= ~SCMD_INITIALIZED;
- destroy_rcu_head(&cmd->rcu);
}
+ /*
+ * Calling rcu_barrier() is not necessary here because the
+ * SCSI error handler guarantees that the function called by
+ * call_rcu() has been called before scsi_end_request() is
+ * called.
+ */
+ destroy_rcu_head(&cmd->rcu);
+
/*
* In the MQ case the command gets freed by __blk_mq_end_request,
* so we have to do all cleanup that depends on it earlier.
diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index 0508831d6fb9..0a82e93566dc 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -2200,6 +2200,8 @@ void iscsi_remove_session(struct iscsi_cls_session *session)
scsi_target_unblock(&session->dev, SDEV_TRANSPORT_OFFLINE);
/* flush running scans then delete devices */
flush_work(&session->scan_work);
+ /* flush running unbind operations */
+ flush_work(&session->unbind_work);
__iscsi_unbind_session(&session->unbind_work);
/* hw iscsi may not have removed all connections from session */
diff --git a/drivers/thermal/broadcom/bcm2835_thermal.c b/drivers/thermal/broadcom/bcm2835_thermal.c
index 720760cd493f..ba39647a690c 100644
--- a/drivers/thermal/broadcom/bcm2835_thermal.c
+++ b/drivers/thermal/broadcom/bcm2835_thermal.c
@@ -119,8 +119,7 @@ static const struct debugfs_reg32 bcm2835_thermal_regs[] = {
static void bcm2835_thermal_debugfs(struct platform_device *pdev)
{
- struct thermal_zone_device *tz = platform_get_drvdata(pdev);
- struct bcm2835_thermal_data *data = tz->devdata;
+ struct bcm2835_thermal_data *data = platform_get_drvdata(pdev);
struct debugfs_regset32 *regset;
data->debugfsdir = debugfs_create_dir("bcm2835_thermal", NULL);
@@ -266,7 +265,7 @@ static int bcm2835_thermal_probe(struct platform_device *pdev)
data->tz = tz;
- platform_set_drvdata(pdev, tz);
+ platform_set_drvdata(pdev, data);
/*
* Thermal_zone doesn't enable hwmon as default,
@@ -290,8 +289,8 @@ static int bcm2835_thermal_probe(struct platform_device *pdev)
static int bcm2835_thermal_remove(struct platform_device *pdev)
{
- struct thermal_zone_device *tz = platform_get_drvdata(pdev);
- struct bcm2835_thermal_data *data = tz->devdata;
+ struct bcm2835_thermal_data *data = platform_get_drvdata(pdev);
+ struct thermal_zone_device *tz = data->tz;
debugfs_remove_recursive(data->debugfsdir);
thermal_zone_of_sensor_unregister(&pdev->dev, tz);
diff --git a/drivers/thermal/intel/int340x_thermal/int3400_thermal.c b/drivers/thermal/intel/int340x_thermal/int3400_thermal.c
index 61ca7ce3624e..5f3ed24e26ec 100644
--- a/drivers/thermal/intel/int340x_thermal/int3400_thermal.c
+++ b/drivers/thermal/intel/int340x_thermal/int3400_thermal.c
@@ -22,6 +22,13 @@ enum int3400_thermal_uuid {
INT3400_THERMAL_PASSIVE_1,
INT3400_THERMAL_ACTIVE,
INT3400_THERMAL_CRITICAL,
+ INT3400_THERMAL_ADAPTIVE_PERFORMANCE,
+ INT3400_THERMAL_EMERGENCY_CALL_MODE,
+ INT3400_THERMAL_PASSIVE_2,
+ INT3400_THERMAL_POWER_BOSS,
+ INT3400_THERMAL_VIRTUAL_SENSOR,
+ INT3400_THERMAL_COOLING_MODE,
+ INT3400_THERMAL_HARDWARE_DUTY_CYCLING,
INT3400_THERMAL_MAXIMUM_UUID,
};
@@ -29,6 +36,13 @@ static char *int3400_thermal_uuids[INT3400_THERMAL_MAXIMUM_UUID] = {
"42A441D6-AE6A-462b-A84B-4A8CE79027D3",
"3A95C389-E4B8-4629-A526-C52C88626BAE",
"97C68AE7-15FA-499c-B8C9-5DA81D606E0A",
+ "63BE270F-1C11-48FD-A6F7-3AF253FF3E2D",
+ "5349962F-71E6-431D-9AE8-0A635B710AEE",
+ "9E04115A-AE87-4D1C-9500-0F3E340BFE75",
+ "F5A35014-C209-46A4-993A-EB56DE7530A1",
+ "6ED722A7-9240-48A5-B479-31EEF723D7CF",
+ "16CAF1B7-DD38-40ED-B1C1-1B8A1913D531",
+ "BE84BABF-C4D4-403D-B495-3128FD44dAC1",
};
struct int3400_thermal_priv {
@@ -299,10 +313,9 @@ static int int3400_thermal_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, priv);
- if (priv->uuid_bitmap & 1 << INT3400_THERMAL_PASSIVE_1) {
- int3400_thermal_ops.get_mode = int3400_thermal_get_mode;
- int3400_thermal_ops.set_mode = int3400_thermal_set_mode;
- }
+ int3400_thermal_ops.get_mode = int3400_thermal_get_mode;
+ int3400_thermal_ops.set_mode = int3400_thermal_set_mode;
+
priv->thermal = thermal_zone_device_register("INT3400 Thermal", 0, 0,
priv, &int3400_thermal_ops,
&int3400_thermal_params, 0, 0);
diff --git a/drivers/thermal/intel/intel_powerclamp.c b/drivers/thermal/intel/intel_powerclamp.c
index 7571f7c2e7c9..ac7256b5f020 100644
--- a/drivers/thermal/intel/intel_powerclamp.c
+++ b/drivers/thermal/intel/intel_powerclamp.c
@@ -101,7 +101,7 @@ struct powerclamp_worker_data {
bool clamping;
};
-static struct powerclamp_worker_data * __percpu worker_data;
+static struct powerclamp_worker_data __percpu *worker_data;
static struct thermal_cooling_device *cooling_dev;
static unsigned long *cpu_clamping_mask; /* bit map for tracking per cpu
* clamping kthread worker
@@ -494,7 +494,7 @@ static void start_power_clamp_worker(unsigned long cpu)
struct powerclamp_worker_data *w_data = per_cpu_ptr(worker_data, cpu);
struct kthread_worker *worker;
- worker = kthread_create_worker_on_cpu(cpu, 0, "kidle_inject/%ld", cpu);
+ worker = kthread_create_worker_on_cpu(cpu, 0, "kidle_inj/%ld", cpu);
if (IS_ERR(worker))
return;
diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index 48eef552cba4..fc9399d9c082 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -666,7 +666,7 @@ static int exynos_get_temp(void *p, int *temp)
struct exynos_tmu_data *data = p;
int value, ret = 0;
- if (!data || !data->tmu_read || !data->enabled)
+ if (!data || !data->tmu_read)
return -EINVAL;
else if (!data->enabled)
/*
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 07cad54b84f1..e8e125acd712 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -1010,7 +1010,7 @@ static loff_t cifs_remap_file_range(struct file *src_file, loff_t off,
unsigned int xid;
int rc;
- if (remap_flags & ~REMAP_FILE_ADVISORY)
+ if (remap_flags & ~(REMAP_FILE_DEDUP | REMAP_FILE_ADVISORY))
return -EINVAL;
cifs_dbg(FYI, "clone range\n");
diff --git a/fs/cifs/smb2maperror.c b/fs/cifs/smb2maperror.c
index 924269cec135..e32c264e3adb 100644
--- a/fs/cifs/smb2maperror.c
+++ b/fs/cifs/smb2maperror.c
@@ -1036,7 +1036,8 @@ static const struct status_to_posix_error smb2_error_map_table[] = {
{STATUS_UNFINISHED_CONTEXT_DELETED, -EIO,
"STATUS_UNFINISHED_CONTEXT_DELETED"},
{STATUS_NO_TGT_REPLY, -EIO, "STATUS_NO_TGT_REPLY"},
- {STATUS_OBJECTID_NOT_FOUND, -EIO, "STATUS_OBJECTID_NOT_FOUND"},
+ /* Note that ENOATTTR and ENODATA are the same errno */
+ {STATUS_OBJECTID_NOT_FOUND, -ENODATA, "STATUS_OBJECTID_NOT_FOUND"},
{STATUS_NO_IP_ADDRESSES, -EIO, "STATUS_NO_IP_ADDRESSES"},
{STATUS_WRONG_CREDENTIAL_HANDLE, -EIO,
"STATUS_WRONG_CREDENTIAL_HANDLE"},
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index b29f711ab965..ea56b1cdbdde 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -949,6 +949,16 @@ smb2_set_ea(const unsigned int xid, struct cifs_tcon *tcon,
resp_buftype[0] = resp_buftype[1] = resp_buftype[2] = CIFS_NO_BUFFER;
memset(rsp_iov, 0, sizeof(rsp_iov));
+ if (ses->server->ops->query_all_EAs) {
+ if (!ea_value) {
+ rc = ses->server->ops->query_all_EAs(xid, tcon, path,
+ ea_name, NULL, 0,
+ cifs_sb);
+ if (rc == -ENODATA)
+ goto sea_exit;
+ }
+ }
+
/* Open */
memset(&open_iov, 0, sizeof(open_iov));
rqst[0].rq_iov = open_iov;
diff --git a/fs/cifs/trace.h b/fs/cifs/trace.h
index 59be48206932..b49bc925fb4f 100644
--- a/fs/cifs/trace.h
+++ b/fs/cifs/trace.h
@@ -378,19 +378,19 @@ DECLARE_EVENT_CLASS(smb3_tcon_class,
__field(unsigned int, xid)
__field(__u32, tid)
__field(__u64, sesid)
- __field(const char *, unc_name)
+ __string(name, unc_name)
__field(int, rc)
),
TP_fast_assign(
__entry->xid = xid;
__entry->tid = tid;
__entry->sesid = sesid;
- __entry->unc_name = unc_name;
+ __assign_str(name, unc_name);
__entry->rc = rc;
),
TP_printk("xid=%u sid=0x%llx tid=0x%x unc_name=%s rc=%d",
__entry->xid, __entry->sesid, __entry->tid,
- __entry->unc_name, __entry->rc)
+ __get_str(name), __entry->rc)
)
#define DEFINE_SMB3_TCON_EVENT(name) \
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c
index 2e76fb55d94a..5f24fdc140ad 100644
--- a/fs/ext4/ioctl.c
+++ b/fs/ext4/ioctl.c
@@ -999,6 +999,13 @@ long ext4_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
if (!blk_queue_discard(q))
return -EOPNOTSUPP;
+ /*
+ * We haven't replayed the journal, so we cannot use our
+ * block-bitmap-guided storage zapping commands.
+ */
+ if (test_opt(sb, NOLOAD) && ext4_has_feature_journal(sb))
+ return -EROFS;
+
if (copy_from_user(&range, (struct fstrim_range __user *)arg,
sizeof(range)))
return -EFAULT;
diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index 3d9b18505c0c..e7ae26e36c9c 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -932,11 +932,18 @@ static int add_new_gdb_meta_bg(struct super_block *sb,
memcpy(n_group_desc, o_group_desc,
EXT4_SB(sb)->s_gdb_count * sizeof(struct buffer_head *));
n_group_desc[gdb_num] = gdb_bh;
+
+ BUFFER_TRACE(gdb_bh, "get_write_access");
+ err = ext4_journal_get_write_access(handle, gdb_bh);
+ if (err) {
+ kvfree(n_group_desc);
+ brelse(gdb_bh);
+ return err;
+ }
+
EXT4_SB(sb)->s_group_desc = n_group_desc;
EXT4_SB(sb)->s_gdb_count++;
kvfree(o_group_desc);
- BUFFER_TRACE(gdb_bh, "get_write_access");
- err = ext4_journal_get_write_access(handle, gdb_bh);
return err;
}
@@ -2073,6 +2080,10 @@ int ext4_resize_fs(struct super_block *sb, ext4_fsblk_t n_blocks_count)
free_flex_gd(flex_gd);
if (resize_inode != NULL)
iput(resize_inode);
- ext4_msg(sb, KERN_INFO, "resized filesystem to %llu", n_blocks_count);
+ if (err)
+ ext4_warning(sb, "error (%d) occurred during "
+ "file system resize", err);
+ ext4_msg(sb, KERN_INFO, "resized filesystem to %llu",
+ ext4_blocks_count(es));
return err;
}
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index fb12d3c17c1b..b9bca7298f96 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -430,6 +430,12 @@ static void ext4_journal_commit_callback(journal_t *journal, transaction_t *txn)
spin_unlock(&sbi->s_md_lock);
}
+static bool system_going_down(void)
+{
+ return system_state == SYSTEM_HALT || system_state == SYSTEM_POWER_OFF
+ || system_state == SYSTEM_RESTART;
+}
+
/* Deal with the reporting of failure conditions on a filesystem such as
* inconsistencies detected or read IO failures.
*
@@ -460,7 +466,12 @@ static void ext4_handle_error(struct super_block *sb)
if (journal)
jbd2_journal_abort(journal, -EIO);
}
- if (test_opt(sb, ERRORS_RO)) {
+ /*
+ * We force ERRORS_RO behavior when system is rebooting. Otherwise we
+ * could panic during 'reboot -f' as the underlying device got already
+ * disabled.
+ */
+ if (test_opt(sb, ERRORS_RO) || system_going_down()) {
ext4_msg(sb, KERN_CRIT, "Remounting filesystem read-only");
/*
* Make sure updated value of ->s_mount_flags will be visible
@@ -468,8 +479,7 @@ static void ext4_handle_error(struct super_block *sb)
*/
smp_wmb();
sb->s_flags |= SB_RDONLY;
- }
- if (test_opt(sb, ERRORS_PANIC)) {
+ } else if (test_opt(sb, ERRORS_PANIC)) {
if (EXT4_SB(sb)->s_journal &&
!(EXT4_SB(sb)->s_journal->j_flags & JBD2_REC_ERR))
return;
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index f955cd3e0677..7743fa83b895 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -306,8 +306,9 @@ static int f2fs_write_meta_pages(struct address_space *mapping,
goto skip_write;
/* collect a number of dirty meta pages and write together */
- if (wbc->for_kupdate ||
- get_pages(sbi, F2FS_DIRTY_META) < nr_pages_to_skip(sbi, META))
+ if (wbc->sync_mode != WB_SYNC_ALL &&
+ get_pages(sbi, F2FS_DIRTY_META) <
+ nr_pages_to_skip(sbi, META))
goto skip_write;
/* if locked failed, cp will flush dirty pages instead */
@@ -405,7 +406,7 @@ static int f2fs_set_meta_page_dirty(struct page *page)
if (!PageDirty(page)) {
__set_page_dirty_nobuffers(page);
inc_page_count(F2FS_P_SB(page), F2FS_DIRTY_META);
- SetPagePrivate(page);
+ f2fs_set_page_private(page, 0);
f2fs_trace_pid(page);
return 1;
}
@@ -956,7 +957,7 @@ void f2fs_update_dirty_page(struct inode *inode, struct page *page)
inode_inc_dirty_pages(inode);
spin_unlock(&sbi->inode_lock[type]);
- SetPagePrivate(page);
+ f2fs_set_page_private(page, 0);
f2fs_trace_pid(page);
}
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index f91d8630c9a2..c99aab23efea 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -2711,8 +2711,7 @@ void f2fs_invalidate_page(struct page *page, unsigned int offset,
if (IS_ATOMIC_WRITTEN_PAGE(page))
return f2fs_drop_inmem_page(inode, page);
- set_page_private(page, 0);
- ClearPagePrivate(page);
+ f2fs_clear_page_private(page);
}
int f2fs_release_page(struct page *page, gfp_t wait)
@@ -2726,8 +2725,7 @@ int f2fs_release_page(struct page *page, gfp_t wait)
return 0;
clear_cold_data(page);
- set_page_private(page, 0);
- ClearPagePrivate(page);
+ f2fs_clear_page_private(page);
return 1;
}
@@ -2795,12 +2793,8 @@ int f2fs_migrate_page(struct address_space *mapping,
return -EAGAIN;
}
- /*
- * A reference is expected if PagePrivate set when move mapping,
- * however F2FS breaks this for maintaining dirty page counts when
- * truncating pages. So here adjusting the 'extra_count' make it work.
- */
- extra_count = (atomic_written ? 1 : 0) - page_has_private(page);
+ /* one extra reference was held for atomic_write page */
+ extra_count = atomic_written ? 1 : 0;
rc = migrate_page_move_mapping(mapping, newpage,
page, mode, extra_count);
if (rc != MIGRATEPAGE_SUCCESS) {
@@ -2821,9 +2815,10 @@ int f2fs_migrate_page(struct address_space *mapping,
get_page(newpage);
}
- if (PagePrivate(page))
- SetPagePrivate(newpage);
- set_page_private(newpage, page_private(page));
+ if (PagePrivate(page)) {
+ f2fs_set_page_private(newpage, page_private(page));
+ f2fs_clear_page_private(page);
+ }
if (mode != MIGRATE_SYNC_NO_COPY)
migrate_page_copy(newpage, page);
diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
index 50d0d36280fa..99a6063c2327 100644
--- a/fs/f2fs/dir.c
+++ b/fs/f2fs/dir.c
@@ -728,7 +728,7 @@ void f2fs_delete_entry(struct f2fs_dir_entry *dentry, struct page *page,
!f2fs_truncate_hole(dir, page->index, page->index + 1)) {
f2fs_clear_page_cache_dirty_tag(page);
clear_page_dirty_for_io(page);
- ClearPagePrivate(page);
+ f2fs_clear_page_private(page);
ClearPageUptodate(page);
clear_cold_data(page);
inode_dec_dirty_pages(dir);
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 279bc00489cc..6d9186a6528c 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -2825,6 +2825,27 @@ static inline bool is_valid_data_blkaddr(struct f2fs_sb_info *sbi,
return true;
}
+static inline void f2fs_set_page_private(struct page *page,
+ unsigned long data)
+{
+ if (PagePrivate(page))
+ return;
+
+ get_page(page);
+ SetPagePrivate(page);
+ set_page_private(page, data);
+}
+
+static inline void f2fs_clear_page_private(struct page *page)
+{
+ if (!PagePrivate(page))
+ return;
+
+ set_page_private(page, 0);
+ ClearPagePrivate(page);
+ f2fs_put_page(page, 0);
+}
+
/*
* file.c
*/
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index ae2b45e75847..30ed43bce110 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -768,7 +768,6 @@ int f2fs_setattr(struct dentry *dentry, struct iattr *attr)
{
struct inode *inode = d_inode(dentry);
int err;
- bool size_changed = false;
if (unlikely(f2fs_cp_error(F2FS_I_SB(inode))))
return -EIO;
@@ -843,8 +842,6 @@ int f2fs_setattr(struct dentry *dentry, struct iattr *attr)
down_write(&F2FS_I(inode)->i_sem);
F2FS_I(inode)->last_disk_size = i_size_read(inode);
up_write(&F2FS_I(inode)->i_sem);
-
- size_changed = true;
}
__setattr_copy(inode, attr);
@@ -858,7 +855,7 @@ int f2fs_setattr(struct dentry *dentry, struct iattr *attr)
}
/* file size may changed here */
- f2fs_mark_inode_dirty_sync(inode, size_changed);
+ f2fs_mark_inode_dirty_sync(inode, true);
/* inode change will produce dirty node pages flushed by checkpoint */
f2fs_balance_fs(F2FS_I_SB(inode), true);
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index 4f450e573312..3f99ab288695 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -1920,7 +1920,9 @@ static int f2fs_write_node_pages(struct address_space *mapping,
f2fs_balance_fs_bg(sbi);
/* collect a number of dirty node pages and write together */
- if (get_pages(sbi, F2FS_DIRTY_NODES) < nr_pages_to_skip(sbi, NODE))
+ if (wbc->sync_mode != WB_SYNC_ALL &&
+ get_pages(sbi, F2FS_DIRTY_NODES) <
+ nr_pages_to_skip(sbi, NODE))
goto skip_write;
if (wbc->sync_mode == WB_SYNC_ALL)
@@ -1959,7 +1961,7 @@ static int f2fs_set_node_page_dirty(struct page *page)
if (!PageDirty(page)) {
__set_page_dirty_nobuffers(page);
inc_page_count(F2FS_P_SB(page), F2FS_DIRTY_NODES);
- SetPagePrivate(page);
+ f2fs_set_page_private(page, 0);
f2fs_trace_pid(page);
return 1;
}
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index e1b1d390b329..b6c8b0696ef6 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -191,8 +191,7 @@ void f2fs_register_inmem_page(struct inode *inode, struct page *page)
f2fs_trace_pid(page);
- set_page_private(page, (unsigned long)ATOMIC_WRITTEN_PAGE);
- SetPagePrivate(page);
+ f2fs_set_page_private(page, (unsigned long)ATOMIC_WRITTEN_PAGE);
new = f2fs_kmem_cache_alloc(inmem_entry_slab, GFP_NOFS);
@@ -280,8 +279,7 @@ static int __revoke_inmem_pages(struct inode *inode,
ClearPageUptodate(page);
clear_cold_data(page);
}
- set_page_private(page, 0);
- ClearPagePrivate(page);
+ f2fs_clear_page_private(page);
f2fs_put_page(page, 1);
list_del(&cur->list);
@@ -370,8 +368,7 @@ void f2fs_drop_inmem_page(struct inode *inode, struct page *page)
kmem_cache_free(inmem_entry_slab, cur);
ClearPageUptodate(page);
- set_page_private(page, 0);
- ClearPagePrivate(page);
+ f2fs_clear_page_private(page);
f2fs_put_page(page, 0);
trace_f2fs_commit_inmem_page(page, INMEM_INVALIDATE);
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 5892fa3c885f..144ffba3ec5a 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -1460,9 +1460,16 @@ static int f2fs_enable_quotas(struct super_block *sb);
static int f2fs_disable_checkpoint(struct f2fs_sb_info *sbi)
{
+ unsigned int s_flags = sbi->sb->s_flags;
struct cp_control cpc;
- int err;
+ int err = 0;
+ int ret;
+ if (s_flags & SB_RDONLY) {
+ f2fs_msg(sbi->sb, KERN_ERR,
+ "checkpoint=disable on readonly fs");
+ return -EINVAL;
+ }
sbi->sb->s_flags |= SB_ACTIVE;
f2fs_update_time(sbi, DISABLE_TIME);
@@ -1470,18 +1477,24 @@ static int f2fs_disable_checkpoint(struct f2fs_sb_info *sbi)
while (!f2fs_time_over(sbi, DISABLE_TIME)) {
mutex_lock(&sbi->gc_mutex);
err = f2fs_gc(sbi, true, false, NULL_SEGNO);
- if (err == -ENODATA)
+ if (err == -ENODATA) {
+ err = 0;
break;
+ }
if (err && err != -EAGAIN)
- return err;
+ break;
}
- err = sync_filesystem(sbi->sb);
- if (err)
- return err;
+ ret = sync_filesystem(sbi->sb);
+ if (ret || err) {
+ err = ret ? ret: err;
+ goto restore_flag;
+ }
- if (f2fs_disable_cp_again(sbi))
- return -EAGAIN;
+ if (f2fs_disable_cp_again(sbi)) {
+ err = -EAGAIN;
+ goto restore_flag;
+ }
mutex_lock(&sbi->gc_mutex);
cpc.reason = CP_PAUSE;
@@ -1490,7 +1503,9 @@ static int f2fs_disable_checkpoint(struct f2fs_sb_info *sbi)
sbi->unusable_block_count = 0;
mutex_unlock(&sbi->gc_mutex);
- return 0;
+restore_flag:
+ sbi->sb->s_flags = s_flags; /* Restore MS_RDONLY status */
+ return err;
}
static void f2fs_enable_checkpoint(struct f2fs_sb_info *sbi)
@@ -3359,7 +3374,7 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
if (test_opt(sbi, DISABLE_CHECKPOINT)) {
err = f2fs_disable_checkpoint(sbi);
if (err)
- goto free_meta;
+ goto sync_free_meta;
} else if (is_set_ckpt_flags(sbi, CP_DISABLED_FLAG)) {
f2fs_enable_checkpoint(sbi);
}
@@ -3372,7 +3387,7 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
/* After POR, we can run background GC thread.*/
err = f2fs_start_gc_thread(sbi);
if (err)
- goto free_meta;
+ goto sync_free_meta;
}
kvfree(options);
@@ -3394,6 +3409,11 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
f2fs_update_time(sbi, REQ_TIME);
return 0;
+sync_free_meta:
+ /* safe to flush all the data */
+ sync_filesystem(sbi->sb);
+ retry = false;
+
free_meta:
#ifdef CONFIG_QUOTA
f2fs_truncate_quota_inode_pages(sb);
@@ -3407,6 +3427,8 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
* falls into an infinite loop in f2fs_sync_meta_pages().
*/
truncate_inode_pages_final(META_MAPPING(sbi));
+ /* evict some inodes being cached by GC */
+ evict_inodes(sb);
f2fs_unregister_sysfs(sbi);
free_root_inode:
dput(sb->s_root);
diff --git a/fs/f2fs/xattr.c b/fs/f2fs/xattr.c
index 73b92985198b..6b6fe6431a64 100644
--- a/fs/f2fs/xattr.c
+++ b/fs/f2fs/xattr.c
@@ -347,7 +347,7 @@ static int lookup_all_xattrs(struct inode *inode, struct page *ipage,
*base_addr = txattr_addr;
return 0;
out:
- kzfree(txattr_addr);
+ kvfree(txattr_addr);
return err;
}
@@ -390,7 +390,7 @@ static int read_all_xattrs(struct inode *inode, struct page *ipage,
*base_addr = txattr_addr;
return 0;
fail:
- kzfree(txattr_addr);
+ kvfree(txattr_addr);
return err;
}
@@ -517,7 +517,7 @@ int f2fs_getxattr(struct inode *inode, int index, const char *name,
}
error = size;
out:
- kzfree(base_addr);
+ kvfree(base_addr);
return error;
}
@@ -563,7 +563,7 @@ ssize_t f2fs_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size)
}
error = buffer_size - rest;
cleanup:
- kzfree(base_addr);
+ kvfree(base_addr);
return error;
}
@@ -694,7 +694,7 @@ static int __f2fs_setxattr(struct inode *inode, int index,
if (!error && S_ISDIR(inode->i_mode))
set_sbi_flag(F2FS_I_SB(inode), SBI_NEED_CP);
exit:
- kzfree(base_addr);
+ kvfree(base_addr);
return error;
}
diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c
index 798f1253141a..3b7b8e95c98a 100644
--- a/fs/notify/inotify/inotify_user.c
+++ b/fs/notify/inotify/inotify_user.c
@@ -519,8 +519,10 @@ static int inotify_update_existing_watch(struct fsnotify_group *group,
fsn_mark = fsnotify_find_mark(&inode->i_fsnotify_marks, group);
if (!fsn_mark)
return -ENOENT;
- else if (create)
- return -EEXIST;
+ else if (create) {
+ ret = -EEXIST;
+ goto out;
+ }
i_mark = container_of(fsn_mark, struct inotify_inode_mark, fsn_mark);
@@ -548,6 +550,7 @@ static int inotify_update_existing_watch(struct fsnotify_group *group,
/* return the wd */
ret = i_mark->wd;
+out:
/* match the get from fsnotify_find_mark() */
fsnotify_put_mark(fsn_mark);
diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c
index bbcc185062bb..d29d869abec1 100644
--- a/fs/proc/kcore.c
+++ b/fs/proc/kcore.c
@@ -54,6 +54,28 @@ static LIST_HEAD(kclist_head);
static DECLARE_RWSEM(kclist_lock);
static int kcore_need_update = 1;
+/*
+ * Returns > 0 for RAM pages, 0 for non-RAM pages, < 0 on error
+ * Same as oldmem_pfn_is_ram in vmcore
+ */
+static int (*mem_pfn_is_ram)(unsigned long pfn);
+
+int __init register_mem_pfn_is_ram(int (*fn)(unsigned long pfn))
+{
+ if (mem_pfn_is_ram)
+ return -EBUSY;
+ mem_pfn_is_ram = fn;
+ return 0;
+}
+
+static int pfn_is_ram(unsigned long pfn)
+{
+ if (mem_pfn_is_ram)
+ return mem_pfn_is_ram(pfn);
+ else
+ return 1;
+}
+
/* This doesn't grab kclist_lock, so it should only be used at init time. */
void __init kclist_add(struct kcore_list *new, void *addr, size_t size,
int type)
@@ -465,6 +487,11 @@ read_kcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos)
goto out;
}
m = NULL; /* skip the list anchor */
+ } else if (!pfn_is_ram(__pa(start) >> PAGE_SHIFT)) {
+ if (clear_user(buffer, tsz)) {
+ ret = -EFAULT;
+ goto out;
+ }
} else if (m->type == KCORE_VMALLOC) {
vread(buf, (char *)start, tsz);
/* we have to zero-fill user buffer even if no read */
diff --git a/include/linux/atalk.h b/include/linux/atalk.h
index 840cf92307ba..d5cfc0b15b76 100644
--- a/include/linux/atalk.h
+++ b/include/linux/atalk.h
@@ -158,7 +158,7 @@ extern int sysctl_aarp_retransmit_limit;
extern int sysctl_aarp_resolve_time;
#ifdef CONFIG_SYSCTL
-extern void atalk_register_sysctl(void);
+extern int atalk_register_sysctl(void);
extern void atalk_unregister_sysctl(void);
#else
static inline int atalk_register_sysctl(void)
diff --git a/include/linux/kcore.h b/include/linux/kcore.h
index 8c3f8c14eeaa..c843f4a9c512 100644
--- a/include/linux/kcore.h
+++ b/include/linux/kcore.h
@@ -44,6 +44,8 @@ void kclist_add_remap(struct kcore_list *m, void *addr, void *vaddr, size_t sz)
m->vaddr = (unsigned long)vaddr;
kclist_add(m, addr, sz, KCORE_REMAP);
}
+
+extern int __init register_mem_pfn_is_ram(int (*fn)(unsigned long pfn));
#else
static inline
void kclist_add(struct kcore_list *new, void *addr, size_t size, int type)
diff --git a/include/linux/swap.h b/include/linux/swap.h
index 622025ac1461..f1146ed21062 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -157,9 +157,9 @@ struct swap_extent {
/*
* Max bad pages in the new format..
*/
-#define __swapoffset(x) ((unsigned long)&((union swap_header *)0)->x)
#define MAX_SWAP_BADPAGES \
- ((__swapoffset(magic.magic) - __swapoffset(info.badpages)) / sizeof(int))
+ ((offsetof(union swap_header, magic.magic) - \
+ offsetof(union swap_header, info.badpages)) / sizeof(int))
enum {
SWP_USED = (1 << 0), /* is slot in swap_info[] used? */
diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h
index 5b50fe4906d2..7b60fd186cfe 100644
--- a/include/trace/events/rxrpc.h
+++ b/include/trace/events/rxrpc.h
@@ -76,6 +76,7 @@ enum rxrpc_client_trace {
rxrpc_client_chan_disconnect,
rxrpc_client_chan_pass,
rxrpc_client_chan_unstarted,
+ rxrpc_client_chan_wait_failed,
rxrpc_client_cleanup,
rxrpc_client_count,
rxrpc_client_discard,
@@ -276,6 +277,7 @@ enum rxrpc_tx_point {
EM(rxrpc_client_chan_disconnect, "ChDisc") \
EM(rxrpc_client_chan_pass, "ChPass") \
EM(rxrpc_client_chan_unstarted, "ChUnst") \
+ EM(rxrpc_client_chan_wait_failed, "ChWtFl") \
EM(rxrpc_client_cleanup, "Clean ") \
EM(rxrpc_client_count, "Count ") \
EM(rxrpc_client_discard, "Discar") \
diff --git a/kernel/bpf/inode.c b/kernel/bpf/inode.c
index 2ada5e21dfa6..4a8f390a2b82 100644
--- a/kernel/bpf/inode.c
+++ b/kernel/bpf/inode.c
@@ -554,19 +554,6 @@ struct bpf_prog *bpf_prog_get_type_path(const char *name, enum bpf_prog_type typ
}
EXPORT_SYMBOL(bpf_prog_get_type_path);
-static void bpf_evict_inode(struct inode *inode)
-{
- enum bpf_type type;
-
- truncate_inode_pages_final(&inode->i_data);
- clear_inode(inode);
-
- if (S_ISLNK(inode->i_mode))
- kfree(inode->i_link);
- if (!bpf_inode_type(inode, &type))
- bpf_any_put(inode->i_private, type);
-}
-
/*
* Display the mount options in /proc/mounts.
*/
@@ -579,11 +566,28 @@ static int bpf_show_options(struct seq_file *m, struct dentry *root)
return 0;
}
+static void bpf_destroy_inode_deferred(struct rcu_head *head)
+{
+ struct inode *inode = container_of(head, struct inode, i_rcu);
+ enum bpf_type type;
+
+ if (S_ISLNK(inode->i_mode))
+ kfree(inode->i_link);
+ if (!bpf_inode_type(inode, &type))
+ bpf_any_put(inode->i_private, type);
+ free_inode_nonrcu(inode);
+}
+
+static void bpf_destroy_inode(struct inode *inode)
+{
+ call_rcu(&inode->i_rcu, bpf_destroy_inode_deferred);
+}
+
static const struct super_operations bpf_super_ops = {
.statfs = simple_statfs,
.drop_inode = generic_delete_inode,
.show_options = bpf_show_options,
- .evict_inode = bpf_evict_inode,
+ .destroy_inode = bpf_destroy_inode,
};
enum {
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 26d6edab051a..2e2305a81047 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -7178,6 +7178,7 @@ static void perf_event_mmap_output(struct perf_event *event,
struct perf_output_handle handle;
struct perf_sample_data sample;
int size = mmap_event->event_id.header.size;
+ u32 type = mmap_event->event_id.header.type;
int ret;
if (!perf_event_mmap_match(event, data))
@@ -7221,6 +7222,7 @@ static void perf_event_mmap_output(struct perf_event *event,
perf_output_end(&handle);
out:
mmap_event->event_id.header.size = size;
+ mmap_event->event_id.header.type = type;
}
static void perf_event_mmap_event(struct perf_mmap_event *mmap_event)
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 01a2489de94e..62cc29364fba 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -6942,7 +6942,7 @@ static int __maybe_unused cpu_period_quota_parse(char *buf,
{
char tok[21]; /* U64_MAX */
- if (!sscanf(buf, "%s %llu", tok, periodp))
+ if (sscanf(buf, "%20s %llu", tok, periodp) < 1)
return -EINVAL;
*periodp *= NSEC_PER_USEC;
diff --git a/kernel/sched/cpufreq_schedutil.c b/kernel/sched/cpufreq_schedutil.c
index 033ec7c45f13..1ccf77f6d346 100644
--- a/kernel/sched/cpufreq_schedutil.c
+++ b/kernel/sched/cpufreq_schedutil.c
@@ -48,10 +48,10 @@ struct sugov_cpu {
bool iowait_boost_pending;
unsigned int iowait_boost;
- unsigned int iowait_boost_max;
u64 last_update;
unsigned long bw_dl;
+ unsigned long min;
unsigned long max;
/* The field below is for single-CPU policies only: */
@@ -303,8 +303,7 @@ static bool sugov_iowait_reset(struct sugov_cpu *sg_cpu, u64 time,
if (delta_ns <= TICK_NSEC)
return false;
- sg_cpu->iowait_boost = set_iowait_boost
- ? sg_cpu->sg_policy->policy->min : 0;
+ sg_cpu->iowait_boost = set_iowait_boost ? sg_cpu->min : 0;
sg_cpu->iowait_boost_pending = set_iowait_boost;
return true;
@@ -344,14 +343,13 @@ static void sugov_iowait_boost(struct sugov_cpu *sg_cpu, u64 time,
/* Double the boost at each request */
if (sg_cpu->iowait_boost) {
- sg_cpu->iowait_boost <<= 1;
- if (sg_cpu->iowait_boost > sg_cpu->iowait_boost_max)
- sg_cpu->iowait_boost = sg_cpu->iowait_boost_max;
+ sg_cpu->iowait_boost =
+ min_t(unsigned int, sg_cpu->iowait_boost << 1, SCHED_CAPACITY_SCALE);
return;
}
/* First wakeup after IO: start with minimum boost */
- sg_cpu->iowait_boost = sg_cpu->sg_policy->policy->min;
+ sg_cpu->iowait_boost = sg_cpu->min;
}
/**
@@ -373,47 +371,38 @@ static void sugov_iowait_boost(struct sugov_cpu *sg_cpu, u64 time,
* This mechanism is designed to boost high frequently IO waiting tasks, while
* being more conservative on tasks which does sporadic IO operations.
*/
-static void sugov_iowait_apply(struct sugov_cpu *sg_cpu, u64 time,
- unsigned long *util, unsigned long *max)
+static unsigned long sugov_iowait_apply(struct sugov_cpu *sg_cpu, u64 time,
+ unsigned long util, unsigned long max)
{
- unsigned int boost_util, boost_max;
+ unsigned long boost;
/* No boost currently required */
if (!sg_cpu->iowait_boost)
- return;
+ return util;
/* Reset boost if the CPU appears to have been idle enough */
if (sugov_iowait_reset(sg_cpu, time, false))
- return;
+ return util;
- /*
- * An IO waiting task has just woken up:
- * allow to further double the boost value
- */
- if (sg_cpu->iowait_boost_pending) {
- sg_cpu->iowait_boost_pending = false;
- } else {
+ if (!sg_cpu->iowait_boost_pending) {
/*
- * Otherwise: reduce the boost value and disable it when we
- * reach the minimum.
+ * No boost pending; reduce the boost value.
*/
sg_cpu->iowait_boost >>= 1;
- if (sg_cpu->iowait_boost < sg_cpu->sg_policy->policy->min) {
+ if (sg_cpu->iowait_boost < sg_cpu->min) {
sg_cpu->iowait_boost = 0;
- return;
+ return util;
}
}
+ sg_cpu->iowait_boost_pending = false;
+
/*
- * Apply the current boost value: a CPU is boosted only if its current
- * utilization is smaller then the current IO boost level.
+ * @util is already in capacity scale; convert iowait_boost
+ * into the same scale so we can compare.
*/
- boost_util = sg_cpu->iowait_boost;
- boost_max = sg_cpu->iowait_boost_max;
- if (*util * boost_max < *max * boost_util) {
- *util = boost_util;
- *max = boost_max;
- }
+ boost = (sg_cpu->iowait_boost * max) >> SCHED_CAPACITY_SHIFT;
+ return max(boost, util);
}
#ifdef CONFIG_NO_HZ_COMMON
@@ -460,7 +449,7 @@ static void sugov_update_single(struct update_util_data *hook, u64 time,
util = sugov_get_util(sg_cpu);
max = sg_cpu->max;
- sugov_iowait_apply(sg_cpu, time, &util, &max);
+ util = sugov_iowait_apply(sg_cpu, time, util, max);
next_f = get_next_freq(sg_policy, util, max);
/*
* Do not reduce the frequency if the CPU has not been idle
@@ -500,7 +489,7 @@ static unsigned int sugov_next_freq_shared(struct sugov_cpu *sg_cpu, u64 time)
j_util = sugov_get_util(j_sg_cpu);
j_max = j_sg_cpu->max;
- sugov_iowait_apply(j_sg_cpu, time, &j_util, &j_max);
+ j_util = sugov_iowait_apply(j_sg_cpu, time, j_util, j_max);
if (j_util * max > j_max * util) {
util = j_util;
@@ -837,7 +826,9 @@ static int sugov_start(struct cpufreq_policy *policy)
memset(sg_cpu, 0, sizeof(*sg_cpu));
sg_cpu->cpu = cpu;
sg_cpu->sg_policy = sg_policy;
- sg_cpu->iowait_boost_max = policy->cpuinfo.max_freq;
+ sg_cpu->min =
+ (SCHED_CAPACITY_SCALE * policy->cpuinfo.min_freq) /
+ policy->cpuinfo.max_freq;
}
for_each_cpu(cpu, policy->cpus) {
diff --git a/lib/div64.c b/lib/div64.c
index 01c8602bb6ff..ee146bb4c558 100644
--- a/lib/div64.c
+++ b/lib/div64.c
@@ -109,7 +109,7 @@ u64 div64_u64_rem(u64 dividend, u64 divisor, u64 *remainder)
quot = div_u64_rem(dividend, divisor, &rem32);
*remainder = rem32;
} else {
- int n = 1 + fls(high);
+ int n = fls(high);
quot = div_u64(dividend >> n, divisor >> n);
if (quot != 0)
@@ -147,7 +147,7 @@ u64 div64_u64(u64 dividend, u64 divisor)
if (high == 0) {
quot = div_u64(dividend, divisor);
} else {
- int n = 1 + fls(high);
+ int n = fls(high);
quot = div_u64(dividend >> n, divisor >> n);
if (quot != 0)
diff --git a/net/appletalk/atalk_proc.c b/net/appletalk/atalk_proc.c
index 8006295f8bd7..dda73991bb54 100644
--- a/net/appletalk/atalk_proc.c
+++ b/net/appletalk/atalk_proc.c
@@ -255,7 +255,7 @@ int __init atalk_proc_init(void)
goto out;
}
-void __exit atalk_proc_exit(void)
+void atalk_proc_exit(void)
{
remove_proc_entry("interface", atalk_proc_dir);
remove_proc_entry("route", atalk_proc_dir);
diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index 9b6bc5abe946..795fbc6c06aa 100644
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -1910,12 +1910,16 @@ static const char atalk_err_snap[] __initconst =
/* Called by proto.c on kernel start up */
static int __init atalk_init(void)
{
- int rc = proto_register(&ddp_proto, 0);
+ int rc;
- if (rc != 0)
+ rc = proto_register(&ddp_proto, 0);
+ if (rc)
goto out;
- (void)sock_register(&atalk_family_ops);
+ rc = sock_register(&atalk_family_ops);
+ if (rc)
+ goto out_proto;
+
ddp_dl = register_snap_client(ddp_snap_id, atalk_rcv);
if (!ddp_dl)
printk(atalk_err_snap);
@@ -1923,12 +1927,33 @@ static int __init atalk_init(void)
dev_add_pack(<alk_packet_type);
dev_add_pack(&ppptalk_packet_type);
- register_netdevice_notifier(&ddp_notifier);
+ rc = register_netdevice_notifier(&ddp_notifier);
+ if (rc)
+ goto out_sock;
+
aarp_proto_init();
- atalk_proc_init();
- atalk_register_sysctl();
+ rc = atalk_proc_init();
+ if (rc)
+ goto out_aarp;
+
+ rc = atalk_register_sysctl();
+ if (rc)
+ goto out_proc;
out:
return rc;
+out_proc:
+ atalk_proc_exit();
+out_aarp:
+ aarp_cleanup_module();
+ unregister_netdevice_notifier(&ddp_notifier);
+out_sock:
+ dev_remove_pack(&ppptalk_packet_type);
+ dev_remove_pack(<alk_packet_type);
+ unregister_snap_client(ddp_dl);
+ sock_unregister(PF_APPLETALK);
+out_proto:
+ proto_unregister(&ddp_proto);
+ goto out;
}
module_init(atalk_init);
diff --git a/net/appletalk/sysctl_net_atalk.c b/net/appletalk/sysctl_net_atalk.c
index c744a853fa5f..d945b7c0176d 100644
--- a/net/appletalk/sysctl_net_atalk.c
+++ b/net/appletalk/sysctl_net_atalk.c
@@ -45,9 +45,12 @@ static struct ctl_table atalk_table[] = {
static struct ctl_table_header *atalk_table_header;
-void atalk_register_sysctl(void)
+int __init atalk_register_sysctl(void)
{
atalk_table_header = register_net_sysctl(&init_net, "net/appletalk", atalk_table);
+ if (!atalk_table_header)
+ return -ENOMEM;
+ return 0;
}
void atalk_unregister_sysctl(void)
diff --git a/net/rxrpc/conn_client.c b/net/rxrpc/conn_client.c
index 5cf6d9f4761d..83797b3949e2 100644
--- a/net/rxrpc/conn_client.c
+++ b/net/rxrpc/conn_client.c
@@ -704,6 +704,7 @@ int rxrpc_connect_call(struct rxrpc_sock *rx,
ret = rxrpc_wait_for_channel(call, gfp);
if (ret < 0) {
+ trace_rxrpc_client(call->conn, ret, rxrpc_client_chan_wait_failed);
rxrpc_disconnect_client_call(call);
goto out;
}
@@ -774,16 +775,22 @@ static void rxrpc_set_client_reap_timer(struct rxrpc_net *rxnet)
*/
void rxrpc_disconnect_client_call(struct rxrpc_call *call)
{
- unsigned int channel = call->cid & RXRPC_CHANNELMASK;
struct rxrpc_connection *conn = call->conn;
- struct rxrpc_channel *chan = &conn->channels[channel];
+ struct rxrpc_channel *chan = NULL;
struct rxrpc_net *rxnet = conn->params.local->rxnet;
+ unsigned int channel = -1;
+ u32 cid;
+ spin_lock(&conn->channel_lock);
+
+ cid = call->cid;
+ if (cid) {
+ channel = cid & RXRPC_CHANNELMASK;
+ chan = &conn->channels[channel];
+ }
trace_rxrpc_client(conn, channel, rxrpc_client_chan_disconnect);
call->conn = NULL;
- spin_lock(&conn->channel_lock);
-
/* Calls that have never actually been assigned a channel can simply be
* discarded. If the conn didn't get used either, it will follow
* immediately unless someone else grabs it in the meantime.
@@ -807,7 +814,10 @@ void rxrpc_disconnect_client_call(struct rxrpc_call *call)
goto out;
}
- ASSERTCMP(rcu_access_pointer(chan->call), ==, call);
+ if (rcu_access_pointer(chan->call) != call) {
+ spin_unlock(&conn->channel_lock);
+ BUG();
+ }
/* If a client call was exposed to the world, we save the result for
* retransmission.
diff --git a/sound/drivers/opl3/opl3_voice.h b/sound/drivers/opl3/opl3_voice.h
index 5b02bd49fde4..4e4ecc21760b 100644
--- a/sound/drivers/opl3/opl3_voice.h
+++ b/sound/drivers/opl3/opl3_voice.h
@@ -41,7 +41,7 @@ void snd_opl3_timer_func(struct timer_list *t);
/* Prototypes for opl3_drums.c */
void snd_opl3_load_drums(struct snd_opl3 *opl3);
-void snd_opl3_drum_switch(struct snd_opl3 *opl3, int note, int on_off, int vel, struct snd_midi_channel *chan);
+void snd_opl3_drum_switch(struct snd_opl3 *opl3, int note, int vel, int on_off, struct snd_midi_channel *chan);
/* Prototypes for opl3_oss.c */
#if IS_ENABLED(CONFIG_SND_SEQUENCER_OSS)
diff --git a/sound/isa/sb/sb8.c b/sound/isa/sb/sb8.c
index d77dcba276b5..1eb8b61a185b 100644
--- a/sound/isa/sb/sb8.c
+++ b/sound/isa/sb/sb8.c
@@ -111,6 +111,10 @@ static int snd_sb8_probe(struct device *pdev, unsigned int dev)
/* block the 0x388 port to avoid PnP conflicts */
acard->fm_res = request_region(0x388, 4, "SoundBlaster FM");
+ if (!acard->fm_res) {
+ err = -EBUSY;
+ goto _err;
+ }
if (port[dev] != SNDRV_AUTO_PORT) {
if ((err = snd_sbdsp_create(card, port[dev], irq[dev],
diff --git a/sound/pci/echoaudio/echoaudio.c b/sound/pci/echoaudio/echoaudio.c
index 907cf1a46712..3ef2b27ebbe8 100644
--- a/sound/pci/echoaudio/echoaudio.c
+++ b/sound/pci/echoaudio/echoaudio.c
@@ -1954,6 +1954,11 @@ static int snd_echo_create(struct snd_card *card,
}
chip->dsp_registers = (volatile u32 __iomem *)
ioremap_nocache(chip->dsp_registers_phys, sz);
+ if (!chip->dsp_registers) {
+ dev_err(chip->card->dev, "ioremap failed\n");
+ snd_echo_free(chip);
+ return -ENOMEM;
+ }
if (request_irq(pci->irq, snd_echo_interrupt, IRQF_SHARED,
KBUILD_MODNAME, chip)) {
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 169e347c76f6..9ba1a2e1ed7a 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -627,7 +627,7 @@ bpf_object__init_maps(struct bpf_object *obj, int flags)
bool strict = !(flags & MAPS_RELAX_COMPAT);
int i, map_idx, map_def_sz, nr_maps = 0;
Elf_Scn *scn;
- Elf_Data *data;
+ Elf_Data *data = NULL;
Elf_Data *symbols = obj->efile.symbols;
if (obj->efile.maps_shndx < 0)
diff --git a/tools/perf/Documentation/perf-config.txt b/tools/perf/Documentation/perf-config.txt
index 4ac7775fbc11..4851285ba00c 100644
--- a/tools/perf/Documentation/perf-config.txt
+++ b/tools/perf/Documentation/perf-config.txt
@@ -114,7 +114,7 @@ Given a $HOME/.perfconfig like this:
[report]
# Defaults
- sort-order = comm,dso,symbol
+ sort_order = comm,dso,symbol
percent-limit = 0
queue-size = 0
children = true
diff --git a/tools/perf/Documentation/perf-stat.txt b/tools/perf/Documentation/perf-stat.txt
index 4bc2085e5197..39c05f89104e 100644
--- a/tools/perf/Documentation/perf-stat.txt
+++ b/tools/perf/Documentation/perf-stat.txt
@@ -72,9 +72,8 @@ report::
--all-cpus::
system-wide collection from all CPUs (default if no target is specified)
--c::
---scale::
- scale/normalize counter values
+--no-scale::
+ Don't scale/normalize counter values
-d::
--detailed::
diff --git a/tools/perf/bench/epoll-ctl.c b/tools/perf/bench/epoll-ctl.c
index 0c0a6e824934..2af067859966 100644
--- a/tools/perf/bench/epoll-ctl.c
+++ b/tools/perf/bench/epoll-ctl.c
@@ -224,7 +224,7 @@ static int do_threads(struct worker *worker, struct cpu_map *cpu)
pthread_attr_t thread_attr, *attrp = NULL;
cpu_set_t cpuset;
unsigned int i, j;
- int ret;
+ int ret = 0;
if (!noaffinity)
pthread_attr_init(&thread_attr);
diff --git a/tools/perf/bench/epoll-wait.c b/tools/perf/bench/epoll-wait.c
index 5a11534e96a0..fe85448abd45 100644
--- a/tools/perf/bench/epoll-wait.c
+++ b/tools/perf/bench/epoll-wait.c
@@ -293,7 +293,7 @@ static int do_threads(struct worker *worker, struct cpu_map *cpu)
pthread_attr_t thread_attr, *attrp = NULL;
cpu_set_t cpuset;
unsigned int i, j;
- int ret, events = EPOLLIN;
+ int ret = 0, events = EPOLLIN;
if (oneshot)
events |= EPOLLONESHOT;
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 63a3afc7f32b..a52295dbad2b 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -728,7 +728,8 @@ static struct option stat_options[] = {
"system-wide collection from all CPUs"),
OPT_BOOLEAN('g', "group", &group,
"put the counters into a counter group"),
- OPT_BOOLEAN('c', "scale", &stat_config.scale, "scale/normalize counters"),
+ OPT_BOOLEAN(0, "scale", &stat_config.scale,
+ "Use --no-scale to disable counter scaling for multiplexing"),
OPT_INCR('v', "verbose", &verbose,
"be more verbose (show counter open errors, etc)"),
OPT_INTEGER('r', "repeat", &stat_config.run_count,
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index f64e312db787..616408251e25 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -1633,8 +1633,9 @@ int cmd_top(int argc, const char **argv)
annotation_config__init();
symbol_conf.try_vmlinux_path = (symbol_conf.vmlinux_name == NULL);
- if (symbol__init(NULL) < 0)
- return -1;
+ status = symbol__init(NULL);
+ if (status < 0)
+ goto out_delete_evlist;
sort__setup_elide(stdout);
diff --git a/tools/perf/tests/backward-ring-buffer.c b/tools/perf/tests/backward-ring-buffer.c
index 6d598cc071ae..1a9c3becf5ff 100644
--- a/tools/perf/tests/backward-ring-buffer.c
+++ b/tools/perf/tests/backward-ring-buffer.c
@@ -18,7 +18,7 @@ static void testcase(void)
int i;
for (i = 0; i < NR_ITERS; i++) {
- char proc_name[10];
+ char proc_name[15];
snprintf(proc_name, sizeof(proc_name), "p:%d\n", i);
prctl(PR_SET_NAME, proc_name);
diff --git a/tools/perf/tests/evsel-tp-sched.c b/tools/perf/tests/evsel-tp-sched.c
index ea7acf403727..71f60c0f9faa 100644
--- a/tools/perf/tests/evsel-tp-sched.c
+++ b/tools/perf/tests/evsel-tp-sched.c
@@ -85,5 +85,6 @@ int test__perf_evsel__tp_sched_test(struct test *test __maybe_unused, int subtes
if (perf_evsel__test_field(evsel, "target_cpu", 4, true))
ret = -1;
+ perf_evsel__delete(evsel);
return ret;
}
diff --git a/tools/perf/tests/expr.c b/tools/perf/tests/expr.c
index 01f0706995a9..9acc1e80b936 100644
--- a/tools/perf/tests/expr.c
+++ b/tools/perf/tests/expr.c
@@ -19,7 +19,7 @@ int test__expr(struct test *t __maybe_unused, int subtest __maybe_unused)
const char *p;
const char **other;
double val;
- int ret;
+ int i, ret;
struct parse_ctx ctx;
int num_other;
@@ -56,6 +56,9 @@ int test__expr(struct test *t __maybe_unused, int subtest __maybe_unused)
TEST_ASSERT_VAL("find other", !strcmp(other[1], "BAZ"));
TEST_ASSERT_VAL("find other", !strcmp(other[2], "BOZO"));
TEST_ASSERT_VAL("find other", other[3] == NULL);
+
+ for (i = 0; i < num_other; i++)
+ free((void *)other[i]);
free((void *)other);
return 0;
diff --git a/tools/perf/tests/openat-syscall-all-cpus.c b/tools/perf/tests/openat-syscall-all-cpus.c
index c531e6deb104..493ecb611540 100644
--- a/tools/perf/tests/openat-syscall-all-cpus.c
+++ b/tools/perf/tests/openat-syscall-all-cpus.c
@@ -45,7 +45,7 @@ int test__openat_syscall_event_on_all_cpus(struct test *test __maybe_unused, int
if (IS_ERR(evsel)) {
tracing_path__strerror_open_tp(errno, errbuf, sizeof(errbuf), "syscalls", "sys_enter_openat");
pr_debug("%s\n", errbuf);
- goto out_thread_map_delete;
+ goto out_cpu_map_delete;
}
if (perf_evsel__open(evsel, cpus, threads) < 0) {
@@ -119,6 +119,8 @@ int test__openat_syscall_event_on_all_cpus(struct test *test __maybe_unused, int
perf_evsel__close_fd(evsel);
out_evsel_delete:
perf_evsel__delete(evsel);
+out_cpu_map_delete:
+ cpu_map__put(cpus);
out_thread_map_delete:
thread_map__put(threads);
return err;
diff --git a/tools/perf/util/build-id.c b/tools/perf/util/build-id.c
index 04b1d53e4bf9..1d352621bd48 100644
--- a/tools/perf/util/build-id.c
+++ b/tools/perf/util/build-id.c
@@ -183,6 +183,7 @@ char *build_id_cache__linkname(const char *sbuild_id, char *bf, size_t size)
return bf;
}
+/* The caller is responsible to free the returned buffer. */
char *build_id_cache__origname(const char *sbuild_id)
{
char *linkname;
diff --git a/tools/perf/util/config.c b/tools/perf/util/config.c
index 1ea8f898f1a1..9ecdbd5986b3 100644
--- a/tools/perf/util/config.c
+++ b/tools/perf/util/config.c
@@ -632,11 +632,10 @@ static int collect_config(const char *var, const char *value,
}
ret = set_value(item, value);
- return ret;
out_free:
free(key);
- return -1;
+ return ret;
}
int perf_config_set__collect(struct perf_config_set *set, const char *file_name,
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index dbc0466db368..50c933044f88 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -1289,6 +1289,7 @@ void perf_evsel__exit(struct perf_evsel *evsel)
{
assert(list_empty(&evsel->node));
assert(evsel->evlist == NULL);
+ perf_evsel__free_counts(evsel);
perf_evsel__free_fd(evsel);
perf_evsel__free_id(evsel);
perf_evsel__free_config_terms(evsel);
@@ -1341,8 +1342,7 @@ void perf_counts_values__scale(struct perf_counts_values *count,
scaled = 1;
count->val = (u64)((double) count->val * count->ena / count->run + 0.5);
}
- } else
- count->ena = count->run = 0;
+ }
if (pscaled)
*pscaled = scaled;
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 8aad8330e392..e416e76f5600 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -1048,8 +1048,10 @@ int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
err = sample__resolve_callchain(iter->sample, &callchain_cursor, &iter->parent,
iter->evsel, al, max_stack_depth);
- if (err)
+ if (err) {
+ map__put(alm);
return err;
+ }
err = iter->ops->prepare_entry(iter, al);
if (err)
diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
index 6751301a755c..2b37f56f0549 100644
--- a/tools/perf/util/map.c
+++ b/tools/perf/util/map.c
@@ -571,10 +571,25 @@ static void __maps__purge(struct maps *maps)
}
}
+static void __maps__purge_names(struct maps *maps)
+{
+ struct rb_root *root = &maps->names;
+ struct rb_node *next = rb_first(root);
+
+ while (next) {
+ struct map *pos = rb_entry(next, struct map, rb_node_name);
+
+ next = rb_next(&pos->rb_node_name);
+ rb_erase_init(&pos->rb_node_name, root);
+ map__put(pos);
+ }
+}
+
static void maps__exit(struct maps *maps)
{
down_write(&maps->lock);
__maps__purge(maps);
+ __maps__purge_names(maps);
up_write(&maps->lock);
}
@@ -911,6 +926,9 @@ static void __maps__remove(struct maps *maps, struct map *map)
{
rb_erase_init(&map->rb_node, &maps->entries);
map__put(map);
+
+ rb_erase_init(&map->rb_node_name, &maps->names);
+ map__put(map);
}
void maps__remove(struct maps *maps, struct map *map)
diff --git a/tools/perf/util/ordered-events.c b/tools/perf/util/ordered-events.c
index ea523d3b248f..989fed6f43b5 100644
--- a/tools/perf/util/ordered-events.c
+++ b/tools/perf/util/ordered-events.c
@@ -270,6 +270,8 @@ static int __ordered_events__flush(struct ordered_events *oe, enum oe_flush how,
"FINAL",
"ROUND",
"HALF ",
+ "TOP ",
+ "TIME ",
};
int err;
bool show_progress = false;
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 920e1e6551dd..03860313313c 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -2271,6 +2271,7 @@ static bool is_event_supported(u8 type, unsigned config)
perf_evsel__delete(evsel);
}
+ thread_map__put(tmap);
return ret;
}
@@ -2341,6 +2342,7 @@ void print_sdt_events(const char *subsys_glob, const char *event_glob,
printf(" %-50s [%s]\n", buf, "SDT event");
free(buf);
}
+ free(path);
} else
printf(" %-50s [%s]\n", nd->s, "SDT event");
if (nd2) {
diff --git a/tools/perf/util/stat.c b/tools/perf/util/stat.c
index 4d40515307b8..2856cc9d5a31 100644
--- a/tools/perf/util/stat.c
+++ b/tools/perf/util/stat.c
@@ -291,10 +291,8 @@ process_counter_values(struct perf_stat_config *config, struct perf_evsel *evsel
break;
case AGGR_GLOBAL:
aggr->val += count->val;
- if (config->scale) {
- aggr->ena += count->ena;
- aggr->run += count->run;
- }
+ aggr->ena += count->ena;
+ aggr->run += count->run;
case AGGR_UNSET:
default:
break;
@@ -442,10 +440,8 @@ int create_perf_stat_counter(struct perf_evsel *evsel,
struct perf_event_attr *attr = &evsel->attr;
struct perf_evsel *leader = evsel->leader;
- if (config->scale) {
- attr->read_format = PERF_FORMAT_TOTAL_TIME_ENABLED |
- PERF_FORMAT_TOTAL_TIME_RUNNING;
- }
+ attr->read_format = PERF_FORMAT_TOTAL_TIME_ENABLED |
+ PERF_FORMAT_TOTAL_TIME_RUNNING;
/*
* The event is part of non trivial group, let's enable
diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c
index 9327c0ddc3a5..c3fad065c89c 100644
--- a/tools/power/x86/turbostat/turbostat.c
+++ b/tools/power/x86/turbostat/turbostat.c
@@ -5077,6 +5077,9 @@ int fork_it(char **argv)
signal(SIGQUIT, SIG_IGN);
if (waitpid(child_pid, &status, 0) == -1)
err(status, "waitpid");
+
+ if (WIFEXITED(status))
+ status = WEXITSTATUS(status);
}
/*
* n.b. fork_it() does not check for errors from for_all_cpus()
^ permalink raw reply related [flat|nested] 2+ messages in thread
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2019-04-20 14:32 ` Greg KH
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