* Linux 4.9.103
@ 2018-05-25 14:51 Greg KH
2018-05-25 14:51 ` Greg KH
0 siblings, 1 reply; 2+ messages in thread
From: Greg KH @ 2018-05-25 14:51 UTC (permalink / raw)
To: linux-kernel, Andrew Morton, torvalds, stable; +Cc: lwn, Jiri Slaby
[-- Attachment #1: Type: text/plain, Size: 14135 bytes --]
I'm announcing the release of the 4.9.103 kernel.
All users of the 4.9 kernel series must upgrade.
The updated 4.9.y git tree can be found at:
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git linux-4.9.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/s390/crypto/crc32be-vx.S | 5
arch/s390/crypto/crc32le-vx.S | 4
arch/s390/include/asm/alternative-asm.h | 108 ++++++++++++
arch/s390/include/asm/nospec-insn.h | 195 +++++++++++++++++++++++
arch/s390/kernel/Makefile | 1
arch/s390/kernel/asm-offsets.c | 1
arch/s390/kernel/base.S | 24 +-
arch/s390/kernel/entry.S | 105 ++----------
arch/s390/kernel/mcount.S | 14 +
arch/s390/kernel/nospec-branch.c | 43 ++---
arch/s390/kernel/nospec-sysfs.c | 21 ++
arch/s390/kernel/reipl.S | 7
arch/s390/kernel/swsusp.S | 9 -
arch/s390/lib/mem.S | 9 -
arch/s390/net/bpf_jit.S | 16 +
arch/s390/net/bpf_jit_comp.c | 63 +++++++
arch/x86/kernel/machine_kexec_32.c | 6
arch/x86/kernel/machine_kexec_64.c | 4
drivers/bluetooth/btusb.c | 6
drivers/clk/clk.c | 3
drivers/clk/rockchip/clk-mmc-phase.c | 23 ++
drivers/clk/rockchip/clk-rk3228.c | 2
drivers/clk/samsung/clk-exynos3250.c | 4
drivers/clk/samsung/clk-exynos5250.c | 8
drivers/clk/samsung/clk-exynos5260.c | 2
drivers/clk/samsung/clk-exynos5433.c | 12 -
drivers/clk/samsung/clk-exynos7.c | 2
drivers/clk/samsung/clk-s3c2410.c | 16 -
drivers/clk/tegra/clk-pll.c | 2
drivers/crypto/sunxi-ss/sun4i-ss-core.c | 1
drivers/media/dvb-core/dmxdev.c | 2
drivers/media/pci/cx23885/cx23885-cards.c | 4
drivers/media/pci/cx23885/cx23885-core.c | 10 +
drivers/media/pci/cx25821/cx25821-core.c | 7
drivers/media/platform/s3c-camif/camif-capture.c | 7
drivers/media/platform/vivid/vivid-ctrls.c | 2
drivers/media/usb/em28xx/em28xx.h | 2
drivers/media/v4l2-core/videobuf2-vmalloc.c | 2
drivers/message/fusion/mptctl.c | 2
drivers/net/ethernet/mellanox/mlx4/main.c | 4
drivers/net/usb/qmi_wwan.c | 4
drivers/net/vmxnet3/vmxnet3_drv.c | 72 +++++---
drivers/rtc/hctosys.c | 5
drivers/rtc/rtc-snvs.c | 15 +
drivers/rtc/rtc-tx4939.c | 6
drivers/s390/scsi/zfcp_dbf.c | 23 ++
drivers/s390/scsi/zfcp_ext.h | 5
drivers/s390/scsi/zfcp_scsi.c | 14 -
drivers/scsi/aacraid/commsup.c | 4
drivers/scsi/aacraid/linit.c | 5
drivers/scsi/arm/fas216.c | 2
drivers/scsi/bnx2fc/bnx2fc_io.c | 1
drivers/scsi/libsas/sas_scsi_host.c | 33 +--
drivers/scsi/lpfc/lpfc_attr.c | 5
drivers/scsi/lpfc/lpfc_hbadisc.c | 5
drivers/scsi/lpfc/lpfc_sli.c | 2
drivers/scsi/mpt3sas/mpt3sas_scsih.c | 2
drivers/scsi/mvsas/mv_94xx.c | 23 +-
drivers/scsi/qla2xxx/qla_isr.c | 6
drivers/scsi/qla4xxx/ql4_def.h | 2
drivers/scsi/qla4xxx/ql4_os.c | 46 +++++
drivers/scsi/sd.c | 3
drivers/scsi/sg.c | 2
drivers/scsi/storvsc_drv.c | 2
drivers/scsi/sym53c8xx_2/sym_hipd.c | 2
drivers/scsi/ufs/ufshcd.c | 2
drivers/staging/lustre/lustre/include/obd.h | 2
drivers/staging/lustre/lustre/lmv/lmv_obd.c | 2
drivers/staging/lustre/lustre/osc/osc_cache.c | 2
drivers/staging/rtl8192u/r8192U_core.c | 2
drivers/tty/serial/8250/8250_port.c | 3
drivers/tty/serial/arc_uart.c | 5
drivers/tty/serial/fsl_lpuart.c | 4
drivers/tty/serial/imx.c | 6
drivers/tty/serial/mxs-auart.c | 4
drivers/tty/serial/samsung.c | 4
drivers/tty/serial/xilinx_uartps.c | 2
drivers/usb/class/cdc-acm.c | 9 -
drivers/usb/dwc2/core.h | 2
drivers/usb/dwc2/gadget.c | 12 -
drivers/usb/dwc2/hcd.c | 14 +
drivers/usb/dwc3/core.c | 16 +
drivers/usb/dwc3/core.h | 2
drivers/usb/dwc3/dwc3-omap.c | 16 +
drivers/usb/gadget/composite.c | 40 ++--
drivers/usb/gadget/function/f_fs.c | 6
drivers/usb/gadget/function/f_uac2.c | 2
drivers/usb/gadget/udc/core.c | 2
drivers/usb/gadget/udc/fsl_udc_core.c | 4
drivers/usb/gadget/udc/goku_udc.h | 2
drivers/usb/host/ohci-hcd.c | 3
drivers/usb/host/xhci-mem.c | 2
fs/ext2/inode.c | 10 -
fs/hfsplus/super.c | 1
include/linux/usb/composite.h | 3
include/uapi/linux/nl80211.h | 2
net/core/sock.c | 2
net/ipv4/ip_output.c | 3
net/ipv4/tcp_output.c | 7
net/ipv6/ip6_output.c | 3
net/packet/af_packet.c | 4
net/wireless/core.c | 3
sound/soc/au1x/ac97c.c | 6
sound/soc/samsung/i2s.c | 13 +
sound/soc/soc-topology.c | 3
sound/usb/quirks.c | 29 +--
107 files changed, 974 insertions(+), 334 deletions(-)
Al Viro (1):
ext2: fix a block leak
Alexander Potapenko (1):
scsi: sg: allocate with __GFP_ZERO in sg_build_indirect()
Alexandre Belloni (1):
rtc: hctosys: Ensure system time doesn't overflow time_t
Andrzej Hajda (6):
clk: samsung: s3c2410: Fix PLL rates
clk: samsung: exynos7: Fix PLL rates
clk: samsung: exynos5260: Fix PLL rates
clk: samsung: exynos5433: Fix PLL rates
clk: samsung: exynos5250: Fix PLL rates
clk: samsung: exynos3250: Fix PLL rates
Arnd Bergmann (2):
scsi: fas216: fix sense buffer initialization
media: s3c-camif: fix out-of-bounds array access
Bart Van Assche (1):
scsi: qla2xxx: Avoid triggering undefined behavior in qla2x00_mbx_completion()
Brad Love (3):
media: em28xx: USB bulk packet size fix
media: cx23885: Set subdev host data to clk_freq pointer
media: cx23885: Override 888 ImpactVCBe crystal frequency
Brian Norris (1):
usb: dwc3: Undo PHY init if soft reset fails
Bryan O'Donoghue (1):
rtc: snvs: Fix usage of snvs_rtc_enable
Chad Dupuis (1):
scsi: bnx2fc: Fix check in SCSI completion handler for timed out request
Chris Dickens (1):
usb: gadget: composite: fix incorrect handling of OS desc requests
Colin Ian King (3):
staging: rtl8192u: return -ENOMEM on failed allocation of priv->oldaddr
media: cx25821: prevent out-of-bounds read on array card
rtc: tx4939: avoid unintended sign extension on a 24 bit shift
Dan Carpenter (3):
scsi: sym53c8xx_2: iterator underflow in sym_getsync()
scsi: mptfusion: Add bounds check in mptctl_hp_targetinfo()
ASoC: au1x: Fix timeout tests in au1xac97c_ac97_read()
Dave Carroll (1):
scsi: aacraid: Insure command thread is not recursively stopped
Dominik Bozek (1):
usb: cdc_acm: prevent race at write to acm while system resumes
Eric Dumazet (2):
sock_diag: fix use-after-free read in __sk_free
tcp: purge write queue in tcp_connect_init()
Fredrik Noring (1):
USB: OHCI: Fix NULL dereference in HCDs using HCD_LOCAL_MEM
Geert Uytterhoeven (6):
serial: xuartps: Fix out-of-bounds access through DT alias
serial: samsung: Fix out-of-bounds access through serial port index
serial: mxs-auart: Fix out-of-bounds access through serial port index
serial: imx: Fix out-of-bounds access through serial port index
serial: fsl_lpuart: Fix out-of-bounds access through DT alias
serial: arc_uart: Fix out-of-bounds access through DT alias
Giuseppe Lippolis (1):
net-usb: add qmi_wwan if on lte modem wistron neweb d18q1
Greg Kroah-Hartman (1):
Linux 4.9.103
Grigor Tovmasyan (1):
usb: dwc2: Fix interval type issue
Hannes Reinecke (1):
scsi: mpt3sas: Do not mark fw_event workqueue as WQ_MEM_RECLAIM
Hans Verkuil (1):
media: vivid: fix incorrect capabilities for radio
James Smart (3):
scsi: lpfc: Fix issue_lip if link is disabled
scsi: lpfc: Fix soft lockup in lpfc worker thread during LIP testing
scsi: lpfc: Fix frequency of Release WQE CQEs
Jason Yan (1):
scsi: libsas: defer ata device eh commands to libata
Jens Remus (1):
scsi: zfcp: fix infinite iteration on ERP ready list
Jeremy Cline (1):
scsi: sd: Keep disk read-only when re-reading partition
Johannes Berg (1):
cfg80211: limit wiphy names to 128 bytes
John Keeping (1):
usb: gadget: f_uac2: fix bFirstInterface in composite gadget
Larry Finger (1):
Bluetooth: btusb: Add device ID for RTL8822BE
Lars-Peter Clausen (2):
usb: gadget: ffs: Let setup() return USB_GADGET_DELAYED_STATUS
usb: gadget: ffs: Execute copy_to_user() with USER_DS set
Manish Rangankar (1):
scsi: qla4xxx: skip error recovery in case of register disconnect.
Manu Gautam (1):
usb: gadget: core: Fix use-after-free of usb_request
Marcel Ziswiler (1):
clk: tegra: Fix pll_u rate configuration
Martin Schwidefsky (9):
s390: add assembler macros for CPU alternatives
s390: move expoline assembler macros to a header
s390/crc32-vx: use expoline for indirect branches
s390/lib: use expoline for indirect branches
s390/ftrace: use expoline for indirect branches
s390/kernel: use expoline for indirect branches
s390: move spectre sysfs attribute code
s390: extend expoline to BC instructions
s390: use expoline thunks in the BPF JIT
Masami Hiramatsu (1):
media: vb2: Fix videobuf2 to map correct area
Mathias Nyman (1):
xhci: zero usb device slot_id member when disabling and freeing a xhci slot
Mauro Carvalho Chehab (1):
media: dmxdev: fix error code for invalid ioctls
Meelis Roos (1):
scsi: aacraid: fix shutdown crash when init fails
Michael Kelley (EOSG) (1):
scsi: storvsc: Increase cmd_per_lun for higher speed devices
Minas Harutyunyan (1):
usb: dwc2: host: Fix transaction errors in host mode
NeilBrown (2):
staging: lustre: fix bug in osc_enter_cache_try
staging: lustre: lmv: correctly iput lmo_root
Nobutaka Okabe (1):
ALSA: usb-audio: Add native DSD support for Luxman DA-06
Peter Robinson (1):
crypto: sunxi-ss - Add MODULE_ALIAS to sun4i-ss
Ranjani Sridharan (1):
ASoC: topology: create TLV data for dapm widgets
Roger Quadros (1):
usb: dwc3: omap: don't miss events during suspend/resume
Shawn Lin (3):
clk: rockchip: Fix wrong parent for SDMMC phase clock for rk3228
clk: Don't show the incorrect clock phase
clk: rockchip: Prevent calculating mmc phase if clock rate is zero
Stefan Agner (1):
usb: gadget: fsl_udc_core: fix ep valid checks
Sujit Reddy Thumma (1):
scsi: ufs: Enable quirk to ignore sending WRITE_SAME command
Sylwester Nawrocki (1):
ASoC: samsung: i2s: Ensure the RCLK rate is properly determined
Tarick Bedeir (1):
net/mlx4_core: Fix error handling in mlx4_init_port_info.
Tetsuo Handa (2):
hfsplus: stop workqueue when fill_super() failed
x86/kexec: Avoid double free_page() upon do_kexec_load() failure
Thinh Nguyen (2):
usb: dwc3: Add SoftReset PHY synchonization delay
usb: dwc3: Update DWC_usb31 GTXFIFOSIZ reg fields
Torsten Hilbrich (1):
net/usb/qmi_wwan.c: Add USB id for lt4120 modem
Vardan Mikayelyan (1):
usb: dwc2: Fix dwc2_hsotg_core_init_disconnected()
Vicente Bergas (1):
Bluetooth: btusb: Add USB ID 7392:a611 for Edimax EW-7611ULB
Vignesh R (1):
serial: 8250: Don't service RX FIFO if interrupts are disabled
Wilfried Weissmann (1):
scsi: mvsas: fix wrong endianness of sgpio api
Willem de Bruijn (2):
net: test tailroom before appending to linear skb
packet: in packet_snd start writing at link layer allocation
Wolfram Sang (1):
usb: gadget: udc: change comparison to bitshift when dealing with a mask
hpreg@vmware.com (2):
vmxnet3: set the DMA mask before the first DMA map operation
vmxnet3: use DMA memory barriers where required
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^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: Linux 4.9.103
2018-05-25 14:51 Linux 4.9.103 Greg KH
@ 2018-05-25 14:51 ` Greg KH
0 siblings, 0 replies; 2+ messages in thread
From: Greg KH @ 2018-05-25 14:51 UTC (permalink / raw)
To: linux-kernel, Andrew Morton, torvalds, stable; +Cc: lwn, Jiri Slaby
diff --git a/Makefile b/Makefile
index d84c39c290f7..6090f655fb32 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 9
-SUBLEVEL = 102
+SUBLEVEL = 103
EXTRAVERSION =
NAME = Roaring Lionus
diff --git a/arch/s390/crypto/crc32be-vx.S b/arch/s390/crypto/crc32be-vx.S
index 8013989cd2e5..096affb74446 100644
--- a/arch/s390/crypto/crc32be-vx.S
+++ b/arch/s390/crypto/crc32be-vx.S
@@ -12,6 +12,7 @@
*/
#include <linux/linkage.h>
+#include <asm/nospec-insn.h>
#include <asm/vx-insn.h>
/* Vector register range containing CRC-32 constants */
@@ -66,6 +67,8 @@
.previous
+ GEN_BR_THUNK %r14
+
.text
/*
* The CRC-32 function(s) use these calling conventions:
@@ -202,6 +205,6 @@ ENTRY(crc32_be_vgfm_16)
.Ldone:
VLGVF %r2,%v2,3
- br %r14
+ BR_EX %r14
.previous
diff --git a/arch/s390/crypto/crc32le-vx.S b/arch/s390/crypto/crc32le-vx.S
index 17f2504c2633..8dc98c1d7cb1 100644
--- a/arch/s390/crypto/crc32le-vx.S
+++ b/arch/s390/crypto/crc32le-vx.S
@@ -13,6 +13,7 @@
*/
#include <linux/linkage.h>
+#include <asm/nospec-insn.h>
#include <asm/vx-insn.h>
/* Vector register range containing CRC-32 constants */
@@ -75,6 +76,7 @@
.previous
+ GEN_BR_THUNK %r14
.text
@@ -263,6 +265,6 @@ crc32_le_vgfm_generic:
.Ldone:
VLGVF %r2,%v2,2
- br %r14
+ BR_EX %r14
.previous
diff --git a/arch/s390/include/asm/alternative-asm.h b/arch/s390/include/asm/alternative-asm.h
new file mode 100644
index 000000000000..955d620db23e
--- /dev/null
+++ b/arch/s390/include/asm/alternative-asm.h
@@ -0,0 +1,108 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_S390_ALTERNATIVE_ASM_H
+#define _ASM_S390_ALTERNATIVE_ASM_H
+
+#ifdef __ASSEMBLY__
+
+/*
+ * Check the length of an instruction sequence. The length may not be larger
+ * than 254 bytes and it has to be divisible by 2.
+ */
+.macro alt_len_check start,end
+ .if ( \end - \start ) > 254
+ .error "cpu alternatives does not support instructions blocks > 254 bytes\n"
+ .endif
+ .if ( \end - \start ) % 2
+ .error "cpu alternatives instructions length is odd\n"
+ .endif
+.endm
+
+/*
+ * Issue one struct alt_instr descriptor entry (need to put it into
+ * the section .altinstructions, see below). This entry contains
+ * enough information for the alternatives patching code to patch an
+ * instruction. See apply_alternatives().
+ */
+.macro alt_entry orig_start, orig_end, alt_start, alt_end, feature
+ .long \orig_start - .
+ .long \alt_start - .
+ .word \feature
+ .byte \orig_end - \orig_start
+ .byte \alt_end - \alt_start
+.endm
+
+/*
+ * Fill up @bytes with nops. The macro emits 6-byte nop instructions
+ * for the bulk of the area, possibly followed by a 4-byte and/or
+ * a 2-byte nop if the size of the area is not divisible by 6.
+ */
+.macro alt_pad_fill bytes
+ .fill ( \bytes ) / 6, 6, 0xc0040000
+ .fill ( \bytes ) % 6 / 4, 4, 0x47000000
+ .fill ( \bytes ) % 6 % 4 / 2, 2, 0x0700
+.endm
+
+/*
+ * Fill up @bytes with nops. If the number of bytes is larger
+ * than 6, emit a jg instruction to branch over all nops, then
+ * fill an area of size (@bytes - 6) with nop instructions.
+ */
+.macro alt_pad bytes
+ .if ( \bytes > 0 )
+ .if ( \bytes > 6 )
+ jg . + \bytes
+ alt_pad_fill \bytes - 6
+ .else
+ alt_pad_fill \bytes
+ .endif
+ .endif
+.endm
+
+/*
+ * Define an alternative between two instructions. If @feature is
+ * present, early code in apply_alternatives() replaces @oldinstr with
+ * @newinstr. ".skip" directive takes care of proper instruction padding
+ * in case @newinstr is longer than @oldinstr.
+ */
+.macro ALTERNATIVE oldinstr, newinstr, feature
+ .pushsection .altinstr_replacement,"ax"
+770: \newinstr
+771: .popsection
+772: \oldinstr
+773: alt_len_check 770b, 771b
+ alt_len_check 772b, 773b
+ alt_pad ( ( 771b - 770b ) - ( 773b - 772b ) )
+774: .pushsection .altinstructions,"a"
+ alt_entry 772b, 774b, 770b, 771b, \feature
+ .popsection
+.endm
+
+/*
+ * Define an alternative between two instructions. If @feature is
+ * present, early code in apply_alternatives() replaces @oldinstr with
+ * @newinstr. ".skip" directive takes care of proper instruction padding
+ * in case @newinstr is longer than @oldinstr.
+ */
+.macro ALTERNATIVE_2 oldinstr, newinstr1, feature1, newinstr2, feature2
+ .pushsection .altinstr_replacement,"ax"
+770: \newinstr1
+771: \newinstr2
+772: .popsection
+773: \oldinstr
+774: alt_len_check 770b, 771b
+ alt_len_check 771b, 772b
+ alt_len_check 773b, 774b
+ .if ( 771b - 770b > 772b - 771b )
+ alt_pad ( ( 771b - 770b ) - ( 774b - 773b ) )
+ .else
+ alt_pad ( ( 772b - 771b ) - ( 774b - 773b ) )
+ .endif
+775: .pushsection .altinstructions,"a"
+ alt_entry 773b, 775b, 770b, 771b,\feature1
+ alt_entry 773b, 775b, 771b, 772b,\feature2
+ .popsection
+.endm
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* _ASM_S390_ALTERNATIVE_ASM_H */
diff --git a/arch/s390/include/asm/nospec-insn.h b/arch/s390/include/asm/nospec-insn.h
new file mode 100644
index 000000000000..9a56e738d645
--- /dev/null
+++ b/arch/s390/include/asm/nospec-insn.h
@@ -0,0 +1,195 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_S390_NOSPEC_ASM_H
+#define _ASM_S390_NOSPEC_ASM_H
+
+#include <asm/alternative-asm.h>
+#include <asm/asm-offsets.h>
+
+#ifdef __ASSEMBLY__
+
+#ifdef CONFIG_EXPOLINE
+
+_LC_BR_R1 = __LC_BR_R1
+
+/*
+ * The expoline macros are used to create thunks in the same format
+ * as gcc generates them. The 'comdat' section flag makes sure that
+ * the various thunks are merged into a single copy.
+ */
+ .macro __THUNK_PROLOG_NAME name
+ .pushsection .text.\name,"axG",@progbits,\name,comdat
+ .globl \name
+ .hidden \name
+ .type \name,@function
+\name:
+ .cfi_startproc
+ .endm
+
+ .macro __THUNK_EPILOG
+ .cfi_endproc
+ .popsection
+ .endm
+
+ .macro __THUNK_PROLOG_BR r1,r2
+ __THUNK_PROLOG_NAME __s390x_indirect_jump_r\r2\()use_r\r1
+ .endm
+
+ .macro __THUNK_PROLOG_BC d0,r1,r2
+ __THUNK_PROLOG_NAME __s390x_indirect_branch_\d0\()_\r2\()use_\r1
+ .endm
+
+ .macro __THUNK_BR r1,r2
+ jg __s390x_indirect_jump_r\r2\()use_r\r1
+ .endm
+
+ .macro __THUNK_BC d0,r1,r2
+ jg __s390x_indirect_branch_\d0\()_\r2\()use_\r1
+ .endm
+
+ .macro __THUNK_BRASL r1,r2,r3
+ brasl \r1,__s390x_indirect_jump_r\r3\()use_r\r2
+ .endm
+
+ .macro __DECODE_RR expand,reg,ruse
+ .set __decode_fail,1
+ .irp r1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
+ .ifc \reg,%r\r1
+ .irp r2,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
+ .ifc \ruse,%r\r2
+ \expand \r1,\r2
+ .set __decode_fail,0
+ .endif
+ .endr
+ .endif
+ .endr
+ .if __decode_fail == 1
+ .error "__DECODE_RR failed"
+ .endif
+ .endm
+
+ .macro __DECODE_RRR expand,rsave,rtarget,ruse
+ .set __decode_fail,1
+ .irp r1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
+ .ifc \rsave,%r\r1
+ .irp r2,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
+ .ifc \rtarget,%r\r2
+ .irp r3,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
+ .ifc \ruse,%r\r3
+ \expand \r1,\r2,\r3
+ .set __decode_fail,0
+ .endif
+ .endr
+ .endif
+ .endr
+ .endif
+ .endr
+ .if __decode_fail == 1
+ .error "__DECODE_RRR failed"
+ .endif
+ .endm
+
+ .macro __DECODE_DRR expand,disp,reg,ruse
+ .set __decode_fail,1
+ .irp r1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
+ .ifc \reg,%r\r1
+ .irp r2,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
+ .ifc \ruse,%r\r2
+ \expand \disp,\r1,\r2
+ .set __decode_fail,0
+ .endif
+ .endr
+ .endif
+ .endr
+ .if __decode_fail == 1
+ .error "__DECODE_DRR failed"
+ .endif
+ .endm
+
+ .macro __THUNK_EX_BR reg,ruse
+ # Be very careful when adding instructions to this macro!
+ # The ALTERNATIVE replacement code has a .+10 which targets
+ # the "br \reg" after the code has been patched.
+#ifdef CONFIG_HAVE_MARCH_Z10_FEATURES
+ exrl 0,555f
+ j .
+#else
+ .ifc \reg,%r1
+ ALTERNATIVE "ex %r0,_LC_BR_R1", ".insn ril,0xc60000000000,0,.+10", 35
+ j .
+ .else
+ larl \ruse,555f
+ ex 0,0(\ruse)
+ j .
+ .endif
+#endif
+555: br \reg
+ .endm
+
+ .macro __THUNK_EX_BC disp,reg,ruse
+#ifdef CONFIG_HAVE_MARCH_Z10_FEATURES
+ exrl 0,556f
+ j .
+#else
+ larl \ruse,556f
+ ex 0,0(\ruse)
+ j .
+#endif
+556: b \disp(\reg)
+ .endm
+
+ .macro GEN_BR_THUNK reg,ruse=%r1
+ __DECODE_RR __THUNK_PROLOG_BR,\reg,\ruse
+ __THUNK_EX_BR \reg,\ruse
+ __THUNK_EPILOG
+ .endm
+
+ .macro GEN_B_THUNK disp,reg,ruse=%r1
+ __DECODE_DRR __THUNK_PROLOG_BC,\disp,\reg,\ruse
+ __THUNK_EX_BC \disp,\reg,\ruse
+ __THUNK_EPILOG
+ .endm
+
+ .macro BR_EX reg,ruse=%r1
+557: __DECODE_RR __THUNK_BR,\reg,\ruse
+ .pushsection .s390_indirect_branches,"a",@progbits
+ .long 557b-.
+ .popsection
+ .endm
+
+ .macro B_EX disp,reg,ruse=%r1
+558: __DECODE_DRR __THUNK_BC,\disp,\reg,\ruse
+ .pushsection .s390_indirect_branches,"a",@progbits
+ .long 558b-.
+ .popsection
+ .endm
+
+ .macro BASR_EX rsave,rtarget,ruse=%r1
+559: __DECODE_RRR __THUNK_BRASL,\rsave,\rtarget,\ruse
+ .pushsection .s390_indirect_branches,"a",@progbits
+ .long 559b-.
+ .popsection
+ .endm
+
+#else
+ .macro GEN_BR_THUNK reg,ruse=%r1
+ .endm
+
+ .macro GEN_B_THUNK disp,reg,ruse=%r1
+ .endm
+
+ .macro BR_EX reg,ruse=%r1
+ br \reg
+ .endm
+
+ .macro B_EX disp,reg,ruse=%r1
+ b \disp(\reg)
+ .endm
+
+ .macro BASR_EX rsave,rtarget,ruse=%r1
+ basr \rsave,\rtarget
+ .endm
+#endif
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* _ASM_S390_NOSPEC_ASM_H */
diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile
index 0501cac2ab95..5b139977a3a4 100644
--- a/arch/s390/kernel/Makefile
+++ b/arch/s390/kernel/Makefile
@@ -63,6 +63,7 @@ obj-y += nospec-branch.o
extra-y += head.o head64.o vmlinux.lds
+obj-$(CONFIG_SYSFS) += nospec-sysfs.o
CFLAGS_REMOVE_nospec-branch.o += $(CC_FLAGS_EXPOLINE)
obj-$(CONFIG_MODULES) += module.o
diff --git a/arch/s390/kernel/asm-offsets.c b/arch/s390/kernel/asm-offsets.c
index f3df9e0a5dec..85c8ead29582 100644
--- a/arch/s390/kernel/asm-offsets.c
+++ b/arch/s390/kernel/asm-offsets.c
@@ -175,6 +175,7 @@ int main(void)
OFFSET(__LC_MACHINE_FLAGS, lowcore, machine_flags);
OFFSET(__LC_GMAP, lowcore, gmap);
OFFSET(__LC_PASTE, lowcore, paste);
+ OFFSET(__LC_BR_R1, lowcore, br_r1_trampoline);
/* software defined ABI-relevant lowcore locations 0xe00 - 0xe20 */
OFFSET(__LC_DUMP_REIPL, lowcore, ipib);
/* hardware defined lowcore locations 0x1000 - 0x18ff */
diff --git a/arch/s390/kernel/base.S b/arch/s390/kernel/base.S
index 326f717df587..61fca549a93b 100644
--- a/arch/s390/kernel/base.S
+++ b/arch/s390/kernel/base.S
@@ -8,18 +8,22 @@
#include <linux/linkage.h>
#include <asm/asm-offsets.h>
+#include <asm/nospec-insn.h>
#include <asm/ptrace.h>
#include <asm/sigp.h>
+ GEN_BR_THUNK %r9
+ GEN_BR_THUNK %r14
+
ENTRY(s390_base_mcck_handler)
basr %r13,0
0: lg %r15,__LC_PANIC_STACK # load panic stack
aghi %r15,-STACK_FRAME_OVERHEAD
larl %r1,s390_base_mcck_handler_fn
- lg %r1,0(%r1)
- ltgr %r1,%r1
+ lg %r9,0(%r1)
+ ltgr %r9,%r9
jz 1f
- basr %r14,%r1
+ BASR_EX %r14,%r9
1: la %r1,4095
lmg %r0,%r15,__LC_GPREGS_SAVE_AREA-4095(%r1)
lpswe __LC_MCK_OLD_PSW
@@ -36,10 +40,10 @@ ENTRY(s390_base_ext_handler)
basr %r13,0
0: aghi %r15,-STACK_FRAME_OVERHEAD
larl %r1,s390_base_ext_handler_fn
- lg %r1,0(%r1)
- ltgr %r1,%r1
+ lg %r9,0(%r1)
+ ltgr %r9,%r9
jz 1f
- basr %r14,%r1
+ BASR_EX %r14,%r9
1: lmg %r0,%r15,__LC_SAVE_AREA_ASYNC
ni __LC_EXT_OLD_PSW+1,0xfd # clear wait state bit
lpswe __LC_EXT_OLD_PSW
@@ -56,10 +60,10 @@ ENTRY(s390_base_pgm_handler)
basr %r13,0
0: aghi %r15,-STACK_FRAME_OVERHEAD
larl %r1,s390_base_pgm_handler_fn
- lg %r1,0(%r1)
- ltgr %r1,%r1
+ lg %r9,0(%r1)
+ ltgr %r9,%r9
jz 1f
- basr %r14,%r1
+ BASR_EX %r14,%r9
lmg %r0,%r15,__LC_SAVE_AREA_SYNC
lpswe __LC_PGM_OLD_PSW
1: lpswe disabled_wait_psw-0b(%r13)
@@ -116,7 +120,7 @@ ENTRY(diag308_reset)
larl %r4,.Lcontinue_psw # Restore PSW flags
lpswe 0(%r4)
.Lcontinue:
- br %r14
+ BR_EX %r14
.align 16
.Lrestart_psw:
.long 0x00080000,0x80000000 + .Lrestart_part2
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index 1996afeb2e81..a4fd00064c80 100644
--- a/arch/s390/kernel/entry.S
+++ b/arch/s390/kernel/entry.S
@@ -24,6 +24,7 @@
#include <asm/setup.h>
#include <asm/nmi.h>
#include <asm/export.h>
+#include <asm/nospec-insn.h>
__PT_R0 = __PT_GPRS
__PT_R1 = __PT_GPRS + 8
@@ -226,67 +227,9 @@ _PIF_WORK = (_PIF_PER_TRAP)
.popsection
.endm
-#ifdef CONFIG_EXPOLINE
-
- .macro GEN_BR_THUNK name,reg,tmp
- .section .text.\name,"axG",@progbits,\name,comdat
- .globl \name
- .hidden \name
- .type \name,@function
-\name:
- .cfi_startproc
-#ifdef CONFIG_HAVE_MARCH_Z10_FEATURES
- exrl 0,0f
-#else
- larl \tmp,0f
- ex 0,0(\tmp)
-#endif
- j .
-0: br \reg
- .cfi_endproc
- .endm
-
- GEN_BR_THUNK __s390x_indirect_jump_r1use_r9,%r9,%r1
- GEN_BR_THUNK __s390x_indirect_jump_r1use_r14,%r14,%r1
- GEN_BR_THUNK __s390x_indirect_jump_r11use_r14,%r14,%r11
-
- .macro BASR_R14_R9
-0: brasl %r14,__s390x_indirect_jump_r1use_r9
- .pushsection .s390_indirect_branches,"a",@progbits
- .long 0b-.
- .popsection
- .endm
-
- .macro BR_R1USE_R14
-0: jg __s390x_indirect_jump_r1use_r14
- .pushsection .s390_indirect_branches,"a",@progbits
- .long 0b-.
- .popsection
- .endm
-
- .macro BR_R11USE_R14
-0: jg __s390x_indirect_jump_r11use_r14
- .pushsection .s390_indirect_branches,"a",@progbits
- .long 0b-.
- .popsection
- .endm
-
-#else /* CONFIG_EXPOLINE */
-
- .macro BASR_R14_R9
- basr %r14,%r9
- .endm
-
- .macro BR_R1USE_R14
- br %r14
- .endm
-
- .macro BR_R11USE_R14
- br %r14
- .endm
-
-#endif /* CONFIG_EXPOLINE */
-
+ GEN_BR_THUNK %r9
+ GEN_BR_THUNK %r14
+ GEN_BR_THUNK %r14,%r11
.section .kprobes.text, "ax"
.Ldummy:
@@ -303,7 +246,7 @@ _PIF_WORK = (_PIF_PER_TRAP)
ENTRY(__bpon)
.globl __bpon
BPON
- BR_R1USE_R14
+ BR_EX %r14
/*
* Scheduler resume function, called by switch_to
@@ -333,7 +276,7 @@ ENTRY(__switch_to)
TSTMSK __LC_MACHINE_FLAGS,MACHINE_FLAG_LPP
jz 0f
.insn s,0xb2800000,__LC_LPP # set program parameter
-0: BR_R1USE_R14
+0: BR_EX %r14
.L__critical_start:
@@ -399,7 +342,7 @@ sie_exit:
xgr %r5,%r5
lmg %r6,%r14,__SF_GPRS(%r15) # restore kernel registers
lg %r2,__SF_EMPTY+16(%r15) # return exit reason code
- BR_R1USE_R14
+ BR_EX %r14
.Lsie_fault:
lghi %r14,-EFAULT
stg %r14,__SF_EMPTY+16(%r15) # set exit reason code
@@ -458,7 +401,7 @@ ENTRY(system_call)
lgf %r9,0(%r8,%r10) # get system call add.
TSTMSK __TI_flags(%r12),_TIF_TRACE
jnz .Lsysc_tracesys
- BASR_R14_R9 # call sys_xxxx
+ BASR_EX %r14,%r9 # call sys_xxxx
stg %r2,__PT_R2(%r11) # store return value
.Lsysc_return:
@@ -598,7 +541,7 @@ ENTRY(system_call)
lmg %r3,%r7,__PT_R3(%r11)
stg %r7,STACK_FRAME_OVERHEAD(%r15)
lg %r2,__PT_ORIG_GPR2(%r11)
- BASR_R14_R9 # call sys_xxx
+ BASR_EX %r14,%r9 # call sys_xxx
stg %r2,__PT_R2(%r11) # store return value
.Lsysc_tracenogo:
TSTMSK __TI_flags(%r12),_TIF_TRACE
@@ -622,7 +565,7 @@ ENTRY(ret_from_fork)
lmg %r9,%r10,__PT_R9(%r11) # load gprs
ENTRY(kernel_thread_starter)
la %r2,0(%r10)
- BASR_R14_R9
+ BASR_EX %r14,%r9
j .Lsysc_tracenogo
/*
@@ -698,7 +641,7 @@ ENTRY(pgm_check_handler)
je .Lpgm_return
lgf %r9,0(%r10,%r1) # load address of handler routine
lgr %r2,%r11 # pass pointer to pt_regs
- BASR_R14_R9 # branch to interrupt-handler
+ BASR_EX %r14,%r9 # branch to interrupt-handler
.Lpgm_return:
LOCKDEP_SYS_EXIT
tm __PT_PSW+1(%r11),0x01 # returning to user ?
@@ -976,7 +919,7 @@ ENTRY(psw_idle)
stpt __TIMER_IDLE_ENTER(%r2)
.Lpsw_idle_lpsw:
lpswe __SF_EMPTY(%r15)
- BR_R1USE_R14
+ BR_EX %r14
.Lpsw_idle_end:
/*
@@ -1021,7 +964,7 @@ ENTRY(save_fpu_regs)
.Lsave_fpu_regs_done:
oi __LC_CPU_FLAGS+7,_CIF_FPU
.Lsave_fpu_regs_exit:
- BR_R1USE_R14
+ BR_EX %r14
.Lsave_fpu_regs_end:
#if IS_ENABLED(CONFIG_KVM)
EXPORT_SYMBOL(save_fpu_regs)
@@ -1071,7 +1014,7 @@ load_fpu_regs:
.Lload_fpu_regs_done:
ni __LC_CPU_FLAGS+7,255-_CIF_FPU
.Lload_fpu_regs_exit:
- BR_R1USE_R14
+ BR_EX %r14
.Lload_fpu_regs_end:
.L__critical_end:
@@ -1244,7 +1187,7 @@ cleanup_critical:
jl 0f
clg %r9,BASED(.Lcleanup_table+104) # .Lload_fpu_regs_end
jl .Lcleanup_load_fpu_regs
-0: BR_R11USE_R14
+0: BR_EX %r14
.align 8
.Lcleanup_table:
@@ -1274,7 +1217,7 @@ cleanup_critical:
ni __SIE_PROG0C+3(%r9),0xfe # no longer in SIE
lctlg %c1,%c1,__LC_USER_ASCE # load primary asce
larl %r9,sie_exit # skip forward to sie_exit
- BR_R11USE_R14
+ BR_EX %r14
#endif
.Lcleanup_system_call:
@@ -1332,7 +1275,7 @@ cleanup_critical:
stg %r15,56(%r11) # r15 stack pointer
# set new psw address and exit
larl %r9,.Lsysc_do_svc
- BR_R11USE_R14
+ BR_EX %r14,%r11
.Lcleanup_system_call_insn:
.quad system_call
.quad .Lsysc_stmg
@@ -1342,7 +1285,7 @@ cleanup_critical:
.Lcleanup_sysc_tif:
larl %r9,.Lsysc_tif
- BR_R11USE_R14
+ BR_EX %r14,%r11
.Lcleanup_sysc_restore:
# check if stpt has been executed
@@ -1359,14 +1302,14 @@ cleanup_critical:
mvc 0(64,%r11),__PT_R8(%r9)
lmg %r0,%r7,__PT_R0(%r9)
1: lmg %r8,%r9,__LC_RETURN_PSW
- BR_R11USE_R14
+ BR_EX %r14,%r11
.Lcleanup_sysc_restore_insn:
.quad .Lsysc_exit_timer
.quad .Lsysc_done - 4
.Lcleanup_io_tif:
larl %r9,.Lio_tif
- BR_R11USE_R14
+ BR_EX %r14,%r11
.Lcleanup_io_restore:
# check if stpt has been executed
@@ -1380,7 +1323,7 @@ cleanup_critical:
mvc 0(64,%r11),__PT_R8(%r9)
lmg %r0,%r7,__PT_R0(%r9)
1: lmg %r8,%r9,__LC_RETURN_PSW
- BR_R11USE_R14
+ BR_EX %r14,%r11
.Lcleanup_io_restore_insn:
.quad .Lio_exit_timer
.quad .Lio_done - 4
@@ -1433,17 +1376,17 @@ cleanup_critical:
# prepare return psw
nihh %r8,0xfcfd # clear irq & wait state bits
lg %r9,48(%r11) # return from psw_idle
- BR_R11USE_R14
+ BR_EX %r14,%r11
.Lcleanup_idle_insn:
.quad .Lpsw_idle_lpsw
.Lcleanup_save_fpu_regs:
larl %r9,save_fpu_regs
- BR_R11USE_R14
+ BR_EX %r14,%r11
.Lcleanup_load_fpu_regs:
larl %r9,load_fpu_regs
- BR_R11USE_R14
+ BR_EX %r14,%r11
/*
* Integer constants
diff --git a/arch/s390/kernel/mcount.S b/arch/s390/kernel/mcount.S
index 9a17e4475d27..be75e8e49e43 100644
--- a/arch/s390/kernel/mcount.S
+++ b/arch/s390/kernel/mcount.S
@@ -8,13 +8,17 @@
#include <linux/linkage.h>
#include <asm/asm-offsets.h>
#include <asm/ftrace.h>
+#include <asm/nospec-insn.h>
#include <asm/ptrace.h>
#include <asm/export.h>
+ GEN_BR_THUNK %r1
+ GEN_BR_THUNK %r14
+
.section .kprobes.text, "ax"
ENTRY(ftrace_stub)
- br %r14
+ BR_EX %r14
#define STACK_FRAME_SIZE (STACK_FRAME_OVERHEAD + __PT_SIZE)
#define STACK_PTREGS (STACK_FRAME_OVERHEAD)
@@ -22,7 +26,7 @@ ENTRY(ftrace_stub)
#define STACK_PTREGS_PSW (STACK_PTREGS + __PT_PSW)
ENTRY(_mcount)
- br %r14
+ BR_EX %r14
EXPORT_SYMBOL(_mcount)
@@ -52,7 +56,7 @@ ENTRY(ftrace_caller)
#endif
lgr %r3,%r14
la %r5,STACK_PTREGS(%r15)
- basr %r14,%r1
+ BASR_EX %r14,%r1
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
# The j instruction gets runtime patched to a nop instruction.
# See ftrace_enable_ftrace_graph_caller.
@@ -67,7 +71,7 @@ ftrace_graph_caller_end:
#endif
lg %r1,(STACK_PTREGS_PSW+8)(%r15)
lmg %r2,%r15,(STACK_PTREGS_GPRS+2*8)(%r15)
- br %r1
+ BR_EX %r1
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
@@ -80,6 +84,6 @@ ENTRY(return_to_handler)
aghi %r15,STACK_FRAME_OVERHEAD
lgr %r14,%r2
lmg %r2,%r5,32(%r15)
- br %r14
+ BR_EX %r14
#endif
diff --git a/arch/s390/kernel/nospec-branch.c b/arch/s390/kernel/nospec-branch.c
index 9f3b5b382743..d5eed651b5ab 100644
--- a/arch/s390/kernel/nospec-branch.c
+++ b/arch/s390/kernel/nospec-branch.c
@@ -44,24 +44,6 @@ static int __init nospec_report(void)
}
arch_initcall(nospec_report);
-#ifdef CONFIG_SYSFS
-ssize_t cpu_show_spectre_v1(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- return sprintf(buf, "Mitigation: __user pointer sanitization\n");
-}
-
-ssize_t cpu_show_spectre_v2(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- if (IS_ENABLED(CC_USING_EXPOLINE) && !nospec_disable)
- return sprintf(buf, "Mitigation: execute trampolines\n");
- if (__test_facility(82, S390_lowcore.alt_stfle_fac_list))
- return sprintf(buf, "Mitigation: limited branch prediction.\n");
- return sprintf(buf, "Vulnerable\n");
-}
-#endif
-
#ifdef CONFIG_EXPOLINE
int nospec_disable = IS_ENABLED(CONFIG_EXPOLINE_OFF);
@@ -112,7 +94,6 @@ static void __init_or_module __nospec_revert(s32 *start, s32 *end)
s32 *epo;
/* Second part of the instruction replace is always a nop */
- memcpy(insnbuf + 2, (char[]) { 0x47, 0x00, 0x00, 0x00 }, 4);
for (epo = start; epo < end; epo++) {
instr = (u8 *) epo + *epo;
if (instr[0] == 0xc0 && (instr[1] & 0x0f) == 0x04)
@@ -133,18 +114,34 @@ static void __init_or_module __nospec_revert(s32 *start, s32 *end)
br = thunk + (*(int *)(thunk + 2)) * 2;
else
continue;
- if (br[0] != 0x07 || (br[1] & 0xf0) != 0xf0)
+ /* Check for unconditional branch 0x07f? or 0x47f???? */
+ if ((br[0] & 0xbf) != 0x07 || (br[1] & 0xf0) != 0xf0)
continue;
+
+ memcpy(insnbuf + 2, (char[]) { 0x47, 0x00, 0x07, 0x00 }, 4);
switch (type) {
case BRCL_EXPOLINE:
- /* brcl to thunk, replace with br + nop */
insnbuf[0] = br[0];
insnbuf[1] = (instr[1] & 0xf0) | (br[1] & 0x0f);
+ if (br[0] == 0x47) {
+ /* brcl to b, replace with bc + nopr */
+ insnbuf[2] = br[2];
+ insnbuf[3] = br[3];
+ } else {
+ /* brcl to br, replace with bcr + nop */
+ }
break;
case BRASL_EXPOLINE:
- /* brasl to thunk, replace with basr + nop */
- insnbuf[0] = 0x0d;
insnbuf[1] = (instr[1] & 0xf0) | (br[1] & 0x0f);
+ if (br[0] == 0x47) {
+ /* brasl to b, replace with bas + nopr */
+ insnbuf[0] = 0x4d;
+ insnbuf[2] = br[2];
+ insnbuf[3] = br[3];
+ } else {
+ /* brasl to br, replace with basr + nop */
+ insnbuf[0] = 0x0d;
+ }
break;
}
diff --git a/arch/s390/kernel/nospec-sysfs.c b/arch/s390/kernel/nospec-sysfs.c
new file mode 100644
index 000000000000..8affad5f18cb
--- /dev/null
+++ b/arch/s390/kernel/nospec-sysfs.c
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/device.h>
+#include <linux/cpu.h>
+#include <asm/facility.h>
+#include <asm/nospec-branch.h>
+
+ssize_t cpu_show_spectre_v1(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return sprintf(buf, "Mitigation: __user pointer sanitization\n");
+}
+
+ssize_t cpu_show_spectre_v2(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ if (IS_ENABLED(CC_USING_EXPOLINE) && !nospec_disable)
+ return sprintf(buf, "Mitigation: execute trampolines\n");
+ if (__test_facility(82, S390_lowcore.alt_stfle_fac_list))
+ return sprintf(buf, "Mitigation: limited branch prediction\n");
+ return sprintf(buf, "Vulnerable\n");
+}
diff --git a/arch/s390/kernel/reipl.S b/arch/s390/kernel/reipl.S
index 89ea8c213d82..70d635da782c 100644
--- a/arch/s390/kernel/reipl.S
+++ b/arch/s390/kernel/reipl.S
@@ -6,8 +6,11 @@
#include <linux/linkage.h>
#include <asm/asm-offsets.h>
+#include <asm/nospec-insn.h>
#include <asm/sigp.h>
+ GEN_BR_THUNK %r9
+
#
# Issue "store status" for the current CPU to its prefix page
# and call passed function afterwards
@@ -66,9 +69,9 @@ ENTRY(store_status)
st %r4,0(%r1)
st %r5,4(%r1)
stg %r2,8(%r1)
- lgr %r1,%r2
+ lgr %r9,%r2
lgr %r2,%r3
- br %r1
+ BR_EX %r9
.section .bss
.align 8
diff --git a/arch/s390/kernel/swsusp.S b/arch/s390/kernel/swsusp.S
index 2d6b6e81f812..4e76aaf7bb38 100644
--- a/arch/s390/kernel/swsusp.S
+++ b/arch/s390/kernel/swsusp.S
@@ -12,6 +12,7 @@
#include <asm/ptrace.h>
#include <asm/thread_info.h>
#include <asm/asm-offsets.h>
+#include <asm/nospec-insn.h>
#include <asm/sigp.h>
/*
@@ -23,6 +24,8 @@
* (see below) in the resume process.
* This function runs with disabled interrupts.
*/
+ GEN_BR_THUNK %r14
+
.section .text
ENTRY(swsusp_arch_suspend)
stmg %r6,%r15,__SF_GPRS(%r15)
@@ -102,7 +105,7 @@ ENTRY(swsusp_arch_suspend)
spx 0x318(%r1)
lmg %r6,%r15,STACK_FRAME_OVERHEAD + __SF_GPRS(%r15)
lghi %r2,0
- br %r14
+ BR_EX %r14
/*
* Restore saved memory image to correct place and restore register context.
@@ -200,7 +203,7 @@ pgm_check_entry:
lghi %r1,0
sam31
sigp %r1,%r0,SIGP_SET_ARCHITECTURE
- basr %r14,%r3
+ brasl %r14,_sclp_print_early
larl %r3,.Ldisabled_wait_31
lpsw 0(%r3)
4:
@@ -266,7 +269,7 @@ restore_registers:
/* Return 0 */
lmg %r6,%r15,STACK_FRAME_OVERHEAD + __SF_GPRS(%r15)
lghi %r2,0
- br %r14
+ BR_EX %r14
.section .data..nosave,"aw",@progbits
.align 8
diff --git a/arch/s390/lib/mem.S b/arch/s390/lib/mem.S
index be9fa65bfac4..e7672edc284a 100644
--- a/arch/s390/lib/mem.S
+++ b/arch/s390/lib/mem.S
@@ -6,6 +6,9 @@
#include <linux/linkage.h>
#include <asm/export.h>
+#include <asm/nospec-insn.h>
+
+ GEN_BR_THUNK %r14
/*
* memset implementation
@@ -39,7 +42,7 @@ ENTRY(memset)
.Lmemset_clear_rest:
larl %r3,.Lmemset_xc
ex %r4,0(%r3)
- br %r14
+ BR_EX %r14
.Lmemset_fill:
stc %r3,0(%r2)
cghi %r4,1
@@ -56,7 +59,7 @@ ENTRY(memset)
.Lmemset_fill_rest:
larl %r3,.Lmemset_mvc
ex %r4,0(%r3)
- br %r14
+ BR_EX %r14
.Lmemset_xc:
xc 0(1,%r1),0(%r1)
.Lmemset_mvc:
@@ -79,7 +82,7 @@ ENTRY(memcpy)
.Lmemcpy_rest:
larl %r5,.Lmemcpy_mvc
ex %r4,0(%r5)
- br %r14
+ BR_EX %r14
.Lmemcpy_loop:
mvc 0(256,%r1),0(%r3)
la %r1,256(%r1)
diff --git a/arch/s390/net/bpf_jit.S b/arch/s390/net/bpf_jit.S
index a1c917d881ec..fa716f2a95a7 100644
--- a/arch/s390/net/bpf_jit.S
+++ b/arch/s390/net/bpf_jit.S
@@ -8,6 +8,7 @@
*/
#include <linux/linkage.h>
+#include <asm/nospec-insn.h>
#include "bpf_jit.h"
/*
@@ -53,7 +54,7 @@ ENTRY(sk_load_##NAME##_pos); \
clg %r3,STK_OFF_HLEN(%r15); /* Offset + SIZE > hlen? */ \
jh sk_load_##NAME##_slow; \
LOAD %r14,-SIZE(%r3,%r12); /* Get data from skb */ \
- b OFF_OK(%r6); /* Return */ \
+ B_EX OFF_OK,%r6; /* Return */ \
\
sk_load_##NAME##_slow:; \
lgr %r2,%r7; /* Arg1 = skb pointer */ \
@@ -63,11 +64,14 @@ sk_load_##NAME##_slow:; \
brasl %r14,skb_copy_bits; /* Get data from skb */ \
LOAD %r14,STK_OFF_TMP(%r15); /* Load from temp bufffer */ \
ltgr %r2,%r2; /* Set cc to (%r2 != 0) */ \
- br %r6; /* Return */
+ BR_EX %r6; /* Return */
sk_load_common(word, 4, llgf) /* r14 = *(u32 *) (skb->data+offset) */
sk_load_common(half, 2, llgh) /* r14 = *(u16 *) (skb->data+offset) */
+ GEN_BR_THUNK %r6
+ GEN_B_THUNK OFF_OK,%r6
+
/*
* Load 1 byte from SKB (optimized version)
*/
@@ -79,7 +83,7 @@ ENTRY(sk_load_byte_pos)
clg %r3,STK_OFF_HLEN(%r15) # Offset >= hlen?
jnl sk_load_byte_slow
llgc %r14,0(%r3,%r12) # Get byte from skb
- b OFF_OK(%r6) # Return OK
+ B_EX OFF_OK,%r6 # Return OK
sk_load_byte_slow:
lgr %r2,%r7 # Arg1 = skb pointer
@@ -89,7 +93,7 @@ sk_load_byte_slow:
brasl %r14,skb_copy_bits # Get data from skb
llgc %r14,STK_OFF_TMP(%r15) # Load result from temp buffer
ltgr %r2,%r2 # Set cc to (%r2 != 0)
- br %r6 # Return cc
+ BR_EX %r6 # Return cc
#define sk_negative_common(NAME, SIZE, LOAD) \
sk_load_##NAME##_slow_neg:; \
@@ -103,7 +107,7 @@ sk_load_##NAME##_slow_neg:; \
jz bpf_error; \
LOAD %r14,0(%r2); /* Get data from pointer */ \
xr %r3,%r3; /* Set cc to zero */ \
- br %r6; /* Return cc */
+ BR_EX %r6; /* Return cc */
sk_negative_common(word, 4, llgf)
sk_negative_common(half, 2, llgh)
@@ -112,4 +116,4 @@ sk_negative_common(byte, 1, llgc)
bpf_error:
# force a return 0 from jit handler
ltgr %r15,%r15 # Set condition code
- br %r6
+ BR_EX %r6
diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c
index e8dee623d545..e7ce2577f0c9 100644
--- a/arch/s390/net/bpf_jit_comp.c
+++ b/arch/s390/net/bpf_jit_comp.c
@@ -24,6 +24,8 @@
#include <linux/bpf.h>
#include <asm/cacheflush.h>
#include <asm/dis.h>
+#include <asm/facility.h>
+#include <asm/nospec-branch.h>
#include "bpf_jit.h"
int bpf_jit_enable __read_mostly;
@@ -41,6 +43,8 @@ struct bpf_jit {
int base_ip; /* Base address for literal pool */
int ret0_ip; /* Address of return 0 */
int exit_ip; /* Address of exit */
+ int r1_thunk_ip; /* Address of expoline thunk for 'br %r1' */
+ int r14_thunk_ip; /* Address of expoline thunk for 'br %r14' */
int tail_call_start; /* Tail call start offset */
int labels[1]; /* Labels for local jumps */
};
@@ -251,6 +255,19 @@ static inline void reg_set_seen(struct bpf_jit *jit, u32 b1)
REG_SET_SEEN(b2); \
})
+#define EMIT6_PCREL_RILB(op, b, target) \
+({ \
+ int rel = (target - jit->prg) / 2; \
+ _EMIT6(op | reg_high(b) << 16 | rel >> 16, rel & 0xffff); \
+ REG_SET_SEEN(b); \
+})
+
+#define EMIT6_PCREL_RIL(op, target) \
+({ \
+ int rel = (target - jit->prg) / 2; \
+ _EMIT6(op | rel >> 16, rel & 0xffff); \
+})
+
#define _EMIT6_IMM(op, imm) \
({ \
unsigned int __imm = (imm); \
@@ -470,8 +487,45 @@ static void bpf_jit_epilogue(struct bpf_jit *jit)
EMIT4(0xb9040000, REG_2, BPF_REG_0);
/* Restore registers */
save_restore_regs(jit, REGS_RESTORE);
+ if (IS_ENABLED(CC_USING_EXPOLINE) && !nospec_disable) {
+ jit->r14_thunk_ip = jit->prg;
+ /* Generate __s390_indirect_jump_r14 thunk */
+ if (test_facility(35)) {
+ /* exrl %r0,.+10 */
+ EMIT6_PCREL_RIL(0xc6000000, jit->prg + 10);
+ } else {
+ /* larl %r1,.+14 */
+ EMIT6_PCREL_RILB(0xc0000000, REG_1, jit->prg + 14);
+ /* ex 0,0(%r1) */
+ EMIT4_DISP(0x44000000, REG_0, REG_1, 0);
+ }
+ /* j . */
+ EMIT4_PCREL(0xa7f40000, 0);
+ }
/* br %r14 */
_EMIT2(0x07fe);
+
+ if (IS_ENABLED(CC_USING_EXPOLINE) && !nospec_disable &&
+ (jit->seen & SEEN_FUNC)) {
+ jit->r1_thunk_ip = jit->prg;
+ /* Generate __s390_indirect_jump_r1 thunk */
+ if (test_facility(35)) {
+ /* exrl %r0,.+10 */
+ EMIT6_PCREL_RIL(0xc6000000, jit->prg + 10);
+ /* j . */
+ EMIT4_PCREL(0xa7f40000, 0);
+ /* br %r1 */
+ _EMIT2(0x07f1);
+ } else {
+ /* larl %r1,.+14 */
+ EMIT6_PCREL_RILB(0xc0000000, REG_1, jit->prg + 14);
+ /* ex 0,S390_lowcore.br_r1_tampoline */
+ EMIT4_DISP(0x44000000, REG_0, REG_0,
+ offsetof(struct lowcore, br_r1_trampoline));
+ /* j . */
+ EMIT4_PCREL(0xa7f40000, 0);
+ }
+ }
}
/*
@@ -977,8 +1031,13 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, int i
/* lg %w1,<d(imm)>(%l) */
EMIT6_DISP_LH(0xe3000000, 0x0004, REG_W1, REG_0, REG_L,
EMIT_CONST_U64(func));
- /* basr %r14,%w1 */
- EMIT2(0x0d00, REG_14, REG_W1);
+ if (IS_ENABLED(CC_USING_EXPOLINE) && !nospec_disable) {
+ /* brasl %r14,__s390_indirect_jump_r1 */
+ EMIT6_PCREL_RILB(0xc0050000, REG_14, jit->r1_thunk_ip);
+ } else {
+ /* basr %r14,%w1 */
+ EMIT2(0x0d00, REG_14, REG_W1);
+ }
/* lgr %b0,%r2: load return value into %b0 */
EMIT4(0xb9040000, BPF_REG_0, REG_2);
if (bpf_helper_changes_skb_data((void *)func)) {
diff --git a/arch/x86/kernel/machine_kexec_32.c b/arch/x86/kernel/machine_kexec_32.c
index 469b23d6acc2..fd7e9937ddd6 100644
--- a/arch/x86/kernel/machine_kexec_32.c
+++ b/arch/x86/kernel/machine_kexec_32.c
@@ -71,12 +71,17 @@ static void load_segments(void)
static void machine_kexec_free_page_tables(struct kimage *image)
{
free_page((unsigned long)image->arch.pgd);
+ image->arch.pgd = NULL;
#ifdef CONFIG_X86_PAE
free_page((unsigned long)image->arch.pmd0);
+ image->arch.pmd0 = NULL;
free_page((unsigned long)image->arch.pmd1);
+ image->arch.pmd1 = NULL;
#endif
free_page((unsigned long)image->arch.pte0);
+ image->arch.pte0 = NULL;
free_page((unsigned long)image->arch.pte1);
+ image->arch.pte1 = NULL;
}
static int machine_kexec_alloc_page_tables(struct kimage *image)
@@ -93,7 +98,6 @@ static int machine_kexec_alloc_page_tables(struct kimage *image)
!image->arch.pmd0 || !image->arch.pmd1 ||
#endif
!image->arch.pte0 || !image->arch.pte1) {
- machine_kexec_free_page_tables(image);
return -ENOMEM;
}
return 0;
diff --git a/arch/x86/kernel/machine_kexec_64.c b/arch/x86/kernel/machine_kexec_64.c
index a5784a14f8d1..eae59cad0b07 100644
--- a/arch/x86/kernel/machine_kexec_64.c
+++ b/arch/x86/kernel/machine_kexec_64.c
@@ -37,8 +37,11 @@ static struct kexec_file_ops *kexec_file_loaders[] = {
static void free_transition_pgtable(struct kimage *image)
{
free_page((unsigned long)image->arch.pud);
+ image->arch.pud = NULL;
free_page((unsigned long)image->arch.pmd);
+ image->arch.pmd = NULL;
free_page((unsigned long)image->arch.pte);
+ image->arch.pte = NULL;
}
static int init_transition_pgtable(struct kimage *image, pgd_t *pgd)
@@ -79,7 +82,6 @@ static int init_transition_pgtable(struct kimage *image, pgd_t *pgd)
set_pte(pte, pfn_pte(paddr >> PAGE_SHIFT, PAGE_KERNEL_EXEC));
return 0;
err:
- free_transition_pgtable(image);
return result;
}
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 3257647d4f74..bff67c5a5fe7 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -345,6 +345,9 @@ static const struct usb_device_id blacklist_table[] = {
{ USB_DEVICE(0x13d3, 0x3459), .driver_info = BTUSB_REALTEK },
{ USB_DEVICE(0x13d3, 0x3494), .driver_info = BTUSB_REALTEK },
+ /* Additional Realtek 8723BU Bluetooth devices */
+ { USB_DEVICE(0x7392, 0xa611), .driver_info = BTUSB_REALTEK },
+
/* Additional Realtek 8821AE Bluetooth devices */
{ USB_DEVICE(0x0b05, 0x17dc), .driver_info = BTUSB_REALTEK },
{ USB_DEVICE(0x13d3, 0x3414), .driver_info = BTUSB_REALTEK },
@@ -352,6 +355,9 @@ static const struct usb_device_id blacklist_table[] = {
{ USB_DEVICE(0x13d3, 0x3461), .driver_info = BTUSB_REALTEK },
{ USB_DEVICE(0x13d3, 0x3462), .driver_info = BTUSB_REALTEK },
+ /* Additional Realtek 8822BE Bluetooth devices */
+ { USB_DEVICE(0x0b05, 0x185c), .driver_info = BTUSB_REALTEK },
+
/* Silicon Wave based devices */
{ USB_DEVICE(0x0c10, 0x0000), .driver_info = BTUSB_SWAVE },
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index 0cdb8550729d..c745dad7f85e 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -1929,6 +1929,9 @@ static int clk_core_get_phase(struct clk_core *core)
int ret;
clk_prepare_lock();
+ /* Always try to update cached phase if possible */
+ if (core->ops->get_phase)
+ core->phase = core->ops->get_phase(core->hw);
ret = core->phase;
clk_prepare_unlock();
diff --git a/drivers/clk/rockchip/clk-mmc-phase.c b/drivers/clk/rockchip/clk-mmc-phase.c
index 077fcdc7908b..fe7d9ed1d436 100644
--- a/drivers/clk/rockchip/clk-mmc-phase.c
+++ b/drivers/clk/rockchip/clk-mmc-phase.c
@@ -58,6 +58,12 @@ static int rockchip_mmc_get_phase(struct clk_hw *hw)
u16 degrees;
u32 delay_num = 0;
+ /* See the comment for rockchip_mmc_set_phase below */
+ if (!rate) {
+ pr_err("%s: invalid clk rate\n", __func__);
+ return -EINVAL;
+ }
+
raw_value = readl(mmc_clock->reg) >> (mmc_clock->shift);
degrees = (raw_value & ROCKCHIP_MMC_DEGREE_MASK) * 90;
@@ -84,6 +90,23 @@ static int rockchip_mmc_set_phase(struct clk_hw *hw, int degrees)
u32 raw_value;
u32 delay;
+ /*
+ * The below calculation is based on the output clock from
+ * MMC host to the card, which expects the phase clock inherits
+ * the clock rate from its parent, namely the output clock
+ * provider of MMC host. However, things may go wrong if
+ * (1) It is orphan.
+ * (2) It is assigned to the wrong parent.
+ *
+ * This check help debug the case (1), which seems to be the
+ * most likely problem we often face and which makes it difficult
+ * for people to debug unstable mmc tuning results.
+ */
+ if (!rate) {
+ pr_err("%s: invalid clk rate\n", __func__);
+ return -EINVAL;
+ }
+
nineties = degrees / 90;
remainder = (degrees % 90);
diff --git a/drivers/clk/rockchip/clk-rk3228.c b/drivers/clk/rockchip/clk-rk3228.c
index db6e5a9e6de6..53f16efbb8f4 100644
--- a/drivers/clk/rockchip/clk-rk3228.c
+++ b/drivers/clk/rockchip/clk-rk3228.c
@@ -369,7 +369,7 @@ static struct rockchip_clk_branch rk3228_clk_branches[] __initdata = {
RK2928_CLKSEL_CON(23), 5, 2, MFLAGS, 0, 6, DFLAGS,
RK2928_CLKGATE_CON(2), 15, GFLAGS),
- COMPOSITE(SCLK_SDMMC, "sclk_sdmmc0", mux_mmc_src_p, 0,
+ COMPOSITE(SCLK_SDMMC, "sclk_sdmmc", mux_mmc_src_p, 0,
RK2928_CLKSEL_CON(11), 8, 2, MFLAGS, 0, 8, DFLAGS,
RK2928_CLKGATE_CON(2), 11, GFLAGS),
diff --git a/drivers/clk/samsung/clk-exynos3250.c b/drivers/clk/samsung/clk-exynos3250.c
index 1b81e283f605..ed36728424a2 100644
--- a/drivers/clk/samsung/clk-exynos3250.c
+++ b/drivers/clk/samsung/clk-exynos3250.c
@@ -698,7 +698,7 @@ static const struct samsung_pll_rate_table exynos3250_epll_rates[] __initconst =
PLL_36XX_RATE(144000000, 96, 2, 3, 0),
PLL_36XX_RATE( 96000000, 128, 2, 4, 0),
PLL_36XX_RATE( 84000000, 112, 2, 4, 0),
- PLL_36XX_RATE( 80000004, 106, 2, 4, 43691),
+ PLL_36XX_RATE( 80000003, 106, 2, 4, 43691),
PLL_36XX_RATE( 73728000, 98, 2, 4, 19923),
PLL_36XX_RATE( 67737598, 270, 3, 5, 62285),
PLL_36XX_RATE( 65535999, 174, 2, 5, 49982),
@@ -734,7 +734,7 @@ static const struct samsung_pll_rate_table exynos3250_vpll_rates[] __initconst =
PLL_36XX_RATE(148352005, 98, 2, 3, 59070),
PLL_36XX_RATE(108000000, 144, 2, 4, 0),
PLL_36XX_RATE( 74250000, 99, 2, 4, 0),
- PLL_36XX_RATE( 74176002, 98, 3, 4, 59070),
+ PLL_36XX_RATE( 74176002, 98, 2, 4, 59070),
PLL_36XX_RATE( 54054000, 216, 3, 5, 14156),
PLL_36XX_RATE( 54000000, 144, 2, 5, 0),
{ /* sentinel */ }
diff --git a/drivers/clk/samsung/clk-exynos5250.c b/drivers/clk/samsung/clk-exynos5250.c
index 27a227d6620c..6a0cb8a515e8 100644
--- a/drivers/clk/samsung/clk-exynos5250.c
+++ b/drivers/clk/samsung/clk-exynos5250.c
@@ -711,13 +711,13 @@ static const struct samsung_pll_rate_table epll_24mhz_tbl[] __initconst = {
/* sorted in descending order */
/* PLL_36XX_RATE(rate, m, p, s, k) */
PLL_36XX_RATE(192000000, 64, 2, 2, 0),
- PLL_36XX_RATE(180633600, 90, 3, 2, 20762),
+ PLL_36XX_RATE(180633605, 90, 3, 2, 20762),
PLL_36XX_RATE(180000000, 90, 3, 2, 0),
PLL_36XX_RATE(73728000, 98, 2, 4, 19923),
- PLL_36XX_RATE(67737600, 90, 2, 4, 20762),
+ PLL_36XX_RATE(67737602, 90, 2, 4, 20762),
PLL_36XX_RATE(49152000, 98, 3, 4, 19923),
- PLL_36XX_RATE(45158400, 90, 3, 4, 20762),
- PLL_36XX_RATE(32768000, 131, 3, 5, 4719),
+ PLL_36XX_RATE(45158401, 90, 3, 4, 20762),
+ PLL_36XX_RATE(32768001, 131, 3, 5, 4719),
{ },
};
diff --git a/drivers/clk/samsung/clk-exynos5260.c b/drivers/clk/samsung/clk-exynos5260.c
index fd1d9bfc151b..8eae1752d700 100644
--- a/drivers/clk/samsung/clk-exynos5260.c
+++ b/drivers/clk/samsung/clk-exynos5260.c
@@ -65,7 +65,7 @@ static const struct samsung_pll_rate_table pll2650_24mhz_tbl[] __initconst = {
PLL_36XX_RATE(480000000, 160, 2, 2, 0),
PLL_36XX_RATE(432000000, 144, 2, 2, 0),
PLL_36XX_RATE(400000000, 200, 3, 2, 0),
- PLL_36XX_RATE(394073130, 459, 7, 2, 49282),
+ PLL_36XX_RATE(394073128, 459, 7, 2, 49282),
PLL_36XX_RATE(333000000, 111, 2, 2, 0),
PLL_36XX_RATE(300000000, 100, 2, 2, 0),
PLL_36XX_RATE(266000000, 266, 3, 3, 0),
diff --git a/drivers/clk/samsung/clk-exynos5433.c b/drivers/clk/samsung/clk-exynos5433.c
index 2fe057326552..09cdd35dc434 100644
--- a/drivers/clk/samsung/clk-exynos5433.c
+++ b/drivers/clk/samsung/clk-exynos5433.c
@@ -725,7 +725,7 @@ static const struct samsung_pll_rate_table exynos5443_pll_rates[] __initconst =
PLL_35XX_RATE(800000000U, 400, 6, 1),
PLL_35XX_RATE(733000000U, 733, 12, 1),
PLL_35XX_RATE(700000000U, 175, 3, 1),
- PLL_35XX_RATE(667000000U, 222, 4, 1),
+ PLL_35XX_RATE(666000000U, 222, 4, 1),
PLL_35XX_RATE(633000000U, 211, 4, 1),
PLL_35XX_RATE(600000000U, 500, 5, 2),
PLL_35XX_RATE(552000000U, 460, 5, 2),
@@ -751,12 +751,12 @@ static const struct samsung_pll_rate_table exynos5443_pll_rates[] __initconst =
/* AUD_PLL */
static const struct samsung_pll_rate_table exynos5443_aud_pll_rates[] __initconst = {
PLL_36XX_RATE(400000000U, 200, 3, 2, 0),
- PLL_36XX_RATE(393216000U, 197, 3, 2, -25690),
+ PLL_36XX_RATE(393216003U, 197, 3, 2, -25690),
PLL_36XX_RATE(384000000U, 128, 2, 2, 0),
- PLL_36XX_RATE(368640000U, 246, 4, 2, -15729),
- PLL_36XX_RATE(361507200U, 181, 3, 2, -16148),
- PLL_36XX_RATE(338688000U, 113, 2, 2, -6816),
- PLL_36XX_RATE(294912000U, 98, 1, 3, 19923),
+ PLL_36XX_RATE(368639991U, 246, 4, 2, -15729),
+ PLL_36XX_RATE(361507202U, 181, 3, 2, -16148),
+ PLL_36XX_RATE(338687988U, 113, 2, 2, -6816),
+ PLL_36XX_RATE(294912002U, 98, 1, 3, 19923),
PLL_36XX_RATE(288000000U, 96, 1, 3, 0),
PLL_36XX_RATE(252000000U, 84, 1, 3, 0),
{ /* sentinel */ }
diff --git a/drivers/clk/samsung/clk-exynos7.c b/drivers/clk/samsung/clk-exynos7.c
index 5931a4140c3d..bbfa57b4e017 100644
--- a/drivers/clk/samsung/clk-exynos7.c
+++ b/drivers/clk/samsung/clk-exynos7.c
@@ -140,7 +140,7 @@ static const struct samsung_div_clock topc_div_clks[] __initconst = {
};
static const struct samsung_pll_rate_table pll1460x_24mhz_tbl[] __initconst = {
- PLL_36XX_RATE(491520000, 20, 1, 0, 31457),
+ PLL_36XX_RATE(491519897, 20, 1, 0, 31457),
{},
};
diff --git a/drivers/clk/samsung/clk-s3c2410.c b/drivers/clk/samsung/clk-s3c2410.c
index d7a1e772d95a..5f50037586ea 100644
--- a/drivers/clk/samsung/clk-s3c2410.c
+++ b/drivers/clk/samsung/clk-s3c2410.c
@@ -168,7 +168,7 @@ static struct samsung_pll_rate_table pll_s3c2410_12mhz_tbl[] __initdata = {
PLL_35XX_RATE(226000000, 105, 1, 1),
PLL_35XX_RATE(210000000, 132, 2, 1),
/* 2410 common */
- PLL_35XX_RATE(203000000, 161, 3, 1),
+ PLL_35XX_RATE(202800000, 161, 3, 1),
PLL_35XX_RATE(192000000, 88, 1, 1),
PLL_35XX_RATE(186000000, 85, 1, 1),
PLL_35XX_RATE(180000000, 82, 1, 1),
@@ -178,18 +178,18 @@ static struct samsung_pll_rate_table pll_s3c2410_12mhz_tbl[] __initdata = {
PLL_35XX_RATE(147000000, 90, 2, 1),
PLL_35XX_RATE(135000000, 82, 2, 1),
PLL_35XX_RATE(124000000, 116, 1, 2),
- PLL_35XX_RATE(118000000, 150, 2, 2),
+ PLL_35XX_RATE(118500000, 150, 2, 2),
PLL_35XX_RATE(113000000, 105, 1, 2),
- PLL_35XX_RATE(101000000, 127, 2, 2),
+ PLL_35XX_RATE(101250000, 127, 2, 2),
PLL_35XX_RATE(90000000, 112, 2, 2),
- PLL_35XX_RATE(85000000, 105, 2, 2),
+ PLL_35XX_RATE(84750000, 105, 2, 2),
PLL_35XX_RATE(79000000, 71, 1, 2),
- PLL_35XX_RATE(68000000, 82, 2, 2),
- PLL_35XX_RATE(56000000, 142, 2, 3),
+ PLL_35XX_RATE(67500000, 82, 2, 2),
+ PLL_35XX_RATE(56250000, 142, 2, 3),
PLL_35XX_RATE(48000000, 120, 2, 3),
- PLL_35XX_RATE(51000000, 161, 3, 3),
+ PLL_35XX_RATE(50700000, 161, 3, 3),
PLL_35XX_RATE(45000000, 82, 1, 3),
- PLL_35XX_RATE(34000000, 82, 2, 3),
+ PLL_35XX_RATE(33750000, 82, 2, 3),
{ /* sentinel */ },
};
diff --git a/drivers/clk/tegra/clk-pll.c b/drivers/clk/tegra/clk-pll.c
index b3855360d6bc..66d1fc7dff58 100644
--- a/drivers/clk/tegra/clk-pll.c
+++ b/drivers/clk/tegra/clk-pll.c
@@ -1145,6 +1145,8 @@ static const struct clk_ops tegra_clk_pllu_ops = {
.enable = clk_pllu_enable,
.disable = clk_pll_disable,
.recalc_rate = clk_pll_recalc_rate,
+ .round_rate = clk_pll_round_rate,
+ .set_rate = clk_pll_set_rate,
};
static int _pll_fixed_mdiv(struct tegra_clk_pll_params *pll_params,
diff --git a/drivers/crypto/sunxi-ss/sun4i-ss-core.c b/drivers/crypto/sunxi-ss/sun4i-ss-core.c
index 3ac6c6c4ad18..16bb66091cf0 100644
--- a/drivers/crypto/sunxi-ss/sun4i-ss-core.c
+++ b/drivers/crypto/sunxi-ss/sun4i-ss-core.c
@@ -422,6 +422,7 @@ static struct platform_driver sun4i_ss_driver = {
module_platform_driver(sun4i_ss_driver);
+MODULE_ALIAS("platform:sun4i-ss");
MODULE_DESCRIPTION("Allwinner Security System cryptographic accelerator");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Corentin LABBE <clabbe.montjoie@gmail.com>");
diff --git a/drivers/media/dvb-core/dmxdev.c b/drivers/media/dvb-core/dmxdev.c
index 7b67e1dd97fd..0418b5a0fb64 100644
--- a/drivers/media/dvb-core/dmxdev.c
+++ b/drivers/media/dvb-core/dmxdev.c
@@ -1071,7 +1071,7 @@ static int dvb_demux_do_ioctl(struct file *file,
break;
default:
- ret = -EINVAL;
+ ret = -ENOTTY;
break;
}
mutex_unlock(&dmxdev->mutex);
diff --git a/drivers/media/pci/cx23885/cx23885-cards.c b/drivers/media/pci/cx23885/cx23885-cards.c
index 99ba8d6328f0..427ece11340b 100644
--- a/drivers/media/pci/cx23885/cx23885-cards.c
+++ b/drivers/media/pci/cx23885/cx23885-cards.c
@@ -2282,6 +2282,10 @@ void cx23885_card_setup(struct cx23885_dev *dev)
&dev->i2c_bus[2].i2c_adap,
"cx25840", 0x88 >> 1, NULL);
if (dev->sd_cx25840) {
+ /* set host data for clk_freq configuration */
+ v4l2_set_subdev_hostdata(dev->sd_cx25840,
+ &dev->clk_freq);
+
dev->sd_cx25840->grp_id = CX23885_HW_AV_CORE;
v4l2_subdev_call(dev->sd_cx25840, core, load_fw);
}
diff --git a/drivers/media/pci/cx23885/cx23885-core.c b/drivers/media/pci/cx23885/cx23885-core.c
index c86b1093ab99..dcbb3a260b52 100644
--- a/drivers/media/pci/cx23885/cx23885-core.c
+++ b/drivers/media/pci/cx23885/cx23885-core.c
@@ -872,6 +872,16 @@ static int cx23885_dev_setup(struct cx23885_dev *dev)
if (cx23885_boards[dev->board].clk_freq > 0)
dev->clk_freq = cx23885_boards[dev->board].clk_freq;
+ if (dev->board == CX23885_BOARD_HAUPPAUGE_IMPACTVCBE &&
+ dev->pci->subsystem_device == 0x7137) {
+ /* Hauppauge ImpactVCBe device ID 0x7137 is populated
+ * with an 888, and a 25Mhz crystal, instead of the
+ * usual third overtone 50Mhz. The default clock rate must
+ * be overridden so the cx25840 is properly configured
+ */
+ dev->clk_freq = 25000000;
+ }
+
dev->pci_bus = dev->pci->bus->number;
dev->pci_slot = PCI_SLOT(dev->pci->devfn);
cx23885_irq_add(dev, 0x001f00);
diff --git a/drivers/media/pci/cx25821/cx25821-core.c b/drivers/media/pci/cx25821/cx25821-core.c
index 9a5f912ca859..0d4cacb93664 100644
--- a/drivers/media/pci/cx25821/cx25821-core.c
+++ b/drivers/media/pci/cx25821/cx25821-core.c
@@ -871,6 +871,10 @@ static int cx25821_dev_setup(struct cx25821_dev *dev)
dev->nr = ++cx25821_devcount;
sprintf(dev->name, "cx25821[%d]", dev->nr);
+ if (dev->nr >= ARRAY_SIZE(card)) {
+ CX25821_INFO("dev->nr >= %zd", ARRAY_SIZE(card));
+ return -ENODEV;
+ }
if (dev->pci->device != 0x8210) {
pr_info("%s(): Exiting. Incorrect Hardware device = 0x%02x\n",
__func__, dev->pci->device);
@@ -886,9 +890,6 @@ static int cx25821_dev_setup(struct cx25821_dev *dev)
dev->channels[i].sram_channels = &cx25821_sram_channels[i];
}
- if (dev->nr > 1)
- CX25821_INFO("dev->nr > 1!");
-
/* board config */
dev->board = 1; /* card[dev->nr]; */
dev->_max_num_decoders = MAX_DECODERS;
diff --git a/drivers/media/platform/s3c-camif/camif-capture.c b/drivers/media/platform/s3c-camif/camif-capture.c
index 0413a861a59a..5c9db0910a76 100644
--- a/drivers/media/platform/s3c-camif/camif-capture.c
+++ b/drivers/media/platform/s3c-camif/camif-capture.c
@@ -1256,16 +1256,17 @@ static void __camif_subdev_try_format(struct camif_dev *camif,
{
const struct s3c_camif_variant *variant = camif->variant;
const struct vp_pix_limits *pix_lim;
- int i = ARRAY_SIZE(camif_mbus_formats);
+ unsigned int i;
/* FIXME: constraints against codec or preview path ? */
pix_lim = &variant->vp_pix_limits[VP_CODEC];
- while (i-- >= 0)
+ for (i = 0; i < ARRAY_SIZE(camif_mbus_formats); i++)
if (camif_mbus_formats[i] == mf->code)
break;
- mf->code = camif_mbus_formats[i];
+ if (i == ARRAY_SIZE(camif_mbus_formats))
+ mf->code = camif_mbus_formats[0];
if (pad == CAMIF_SD_PAD_SINK) {
v4l_bound_align_image(&mf->width, 8, CAMIF_MAX_PIX_WIDTH,
diff --git a/drivers/media/platform/vivid/vivid-ctrls.c b/drivers/media/platform/vivid/vivid-ctrls.c
index aceb38d9f7e7..b1c37252a6c7 100644
--- a/drivers/media/platform/vivid/vivid-ctrls.c
+++ b/drivers/media/platform/vivid/vivid-ctrls.c
@@ -1167,6 +1167,7 @@ static int vivid_radio_rx_s_ctrl(struct v4l2_ctrl *ctrl)
v4l2_ctrl_activate(dev->radio_rx_rds_ta, dev->radio_rx_rds_controls);
v4l2_ctrl_activate(dev->radio_rx_rds_tp, dev->radio_rx_rds_controls);
v4l2_ctrl_activate(dev->radio_rx_rds_ms, dev->radio_rx_rds_controls);
+ dev->radio_rx_dev.device_caps = dev->radio_rx_caps;
break;
case V4L2_CID_RDS_RECEPTION:
dev->radio_rx_rds_enabled = ctrl->val;
@@ -1241,6 +1242,7 @@ static int vivid_radio_tx_s_ctrl(struct v4l2_ctrl *ctrl)
dev->radio_tx_caps &= ~V4L2_CAP_READWRITE;
if (!dev->radio_tx_rds_controls)
dev->radio_tx_caps |= V4L2_CAP_READWRITE;
+ dev->radio_tx_dev.device_caps = dev->radio_tx_caps;
break;
case V4L2_CID_RDS_TX_PTY:
if (dev->radio_rx_rds_controls)
diff --git a/drivers/media/usb/em28xx/em28xx.h b/drivers/media/usb/em28xx/em28xx.h
index d148463b22c1..6bf48a75688e 100644
--- a/drivers/media/usb/em28xx/em28xx.h
+++ b/drivers/media/usb/em28xx/em28xx.h
@@ -189,7 +189,7 @@
USB 2.0 spec says bulk packet size is always 512 bytes
*/
#define EM28XX_BULK_PACKET_MULTIPLIER 384
-#define EM28XX_DVB_BULK_PACKET_MULTIPLIER 384
+#define EM28XX_DVB_BULK_PACKET_MULTIPLIER 94
#define EM28XX_INTERLACED_DEFAULT 1
diff --git a/drivers/media/v4l2-core/videobuf2-vmalloc.c b/drivers/media/v4l2-core/videobuf2-vmalloc.c
index ab3227b75c84..760cbf2ba01a 100644
--- a/drivers/media/v4l2-core/videobuf2-vmalloc.c
+++ b/drivers/media/v4l2-core/videobuf2-vmalloc.c
@@ -104,7 +104,7 @@ static void *vb2_vmalloc_get_userptr(struct device *dev, unsigned long vaddr,
if (nums[i-1] + 1 != nums[i])
goto fail_map;
buf->vaddr = (__force void *)
- ioremap_nocache(nums[0] << PAGE_SHIFT, size);
+ ioremap_nocache(__pfn_to_phys(nums[0]), size + offset);
} else {
buf->vaddr = vm_map_ram(frame_vector_pages(vec), n_pages, -1,
PAGE_KERNEL);
diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c
index 02b5f69e1a42..14cf6dfc3b14 100644
--- a/drivers/message/fusion/mptctl.c
+++ b/drivers/message/fusion/mptctl.c
@@ -2698,6 +2698,8 @@ mptctl_hp_targetinfo(unsigned long arg)
__FILE__, __LINE__, iocnum);
return -ENODEV;
}
+ if (karg.hdr.id >= MPT_MAX_FC_DEVICES)
+ return -EINVAL;
dctlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "mptctl_hp_targetinfo called.\n",
ioc->name));
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 5411ca48978a..cb7c3ef97134 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -2983,6 +2983,7 @@ static int mlx4_init_port_info(struct mlx4_dev *dev, int port)
mlx4_err(dev, "Failed to create file for port %d\n", port);
devlink_port_unregister(&info->devlink_port);
info->port = -1;
+ return err;
}
sprintf(info->dev_mtu_name, "mlx4_port%d_mtu", port);
@@ -3004,9 +3005,10 @@ static int mlx4_init_port_info(struct mlx4_dev *dev, int port)
&info->port_attr);
devlink_port_unregister(&info->devlink_port);
info->port = -1;
+ return err;
}
- return err;
+ return 0;
}
static void mlx4_cleanup_port_info(struct mlx4_port_info *info)
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 3e893fe890a0..8daf5db3d922 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -810,6 +810,9 @@ static const struct usb_device_id products[] = {
{QMI_FIXED_INTF(0x0846, 0x68a2, 8)},
{QMI_FIXED_INTF(0x12d1, 0x140c, 1)}, /* Huawei E173 */
{QMI_FIXED_INTF(0x12d1, 0x14ac, 1)}, /* Huawei E1820 */
+ {QMI_FIXED_INTF(0x1435, 0xd181, 3)}, /* Wistron NeWeb D18Q1 */
+ {QMI_FIXED_INTF(0x1435, 0xd181, 4)}, /* Wistron NeWeb D18Q1 */
+ {QMI_FIXED_INTF(0x1435, 0xd181, 5)}, /* Wistron NeWeb D18Q1 */
{QMI_FIXED_INTF(0x16d8, 0x6003, 0)}, /* CMOTech 6003 */
{QMI_FIXED_INTF(0x16d8, 0x6007, 0)}, /* CMOTech CHE-628S */
{QMI_FIXED_INTF(0x16d8, 0x6008, 0)}, /* CMOTech CMU-301 */
@@ -942,6 +945,7 @@ static const struct usb_device_id products[] = {
{QMI_FIXED_INTF(0x413c, 0x81b6, 8)}, /* Dell Wireless 5811e */
{QMI_FIXED_INTF(0x413c, 0x81b6, 10)}, /* Dell Wireless 5811e */
{QMI_FIXED_INTF(0x03f0, 0x4e1d, 8)}, /* HP lt4111 LTE/EV-DO/HSPA+ Gobi 4G Module */
+ {QMI_FIXED_INTF(0x03f0, 0x9d1d, 1)}, /* HP lt4120 Snapdragon X5 LTE */
{QMI_FIXED_INTF(0x22de, 0x9061, 3)}, /* WeTelecom WPD-600N */
{QMI_FIXED_INTF(0x1e0e, 0x9001, 5)}, /* SIMCom 7230E */
{QMI_QUIRK_SET_DTR(0x2c7c, 0x0125, 4)}, /* Quectel EC25, EC20 R2.0 Mini PCIe */
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index f809eed0343c..c999b10531c5 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -369,6 +369,11 @@ vmxnet3_tq_tx_complete(struct vmxnet3_tx_queue *tq,
gdesc = tq->comp_ring.base + tq->comp_ring.next2proc;
while (VMXNET3_TCD_GET_GEN(&gdesc->tcd) == tq->comp_ring.gen) {
+ /* Prevent any &gdesc->tcd field from being (speculatively)
+ * read before (&gdesc->tcd)->gen is read.
+ */
+ dma_rmb();
+
completed += vmxnet3_unmap_pkt(VMXNET3_TCD_GET_TXIDX(
&gdesc->tcd), tq, adapter->pdev,
adapter);
@@ -1099,6 +1104,11 @@ vmxnet3_tq_xmit(struct sk_buff *skb, struct vmxnet3_tx_queue *tq,
gdesc->txd.tci = skb_vlan_tag_get(skb);
}
+ /* Ensure that the write to (&gdesc->txd)->gen will be observed after
+ * all other writes to &gdesc->txd.
+ */
+ dma_wmb();
+
/* finally flips the GEN bit of the SOP desc. */
gdesc->dword[2] = cpu_to_le32(le32_to_cpu(gdesc->dword[2]) ^
VMXNET3_TXD_GEN);
@@ -1286,6 +1296,12 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
*/
break;
}
+
+ /* Prevent any rcd field from being (speculatively) read before
+ * rcd->gen is read.
+ */
+ dma_rmb();
+
BUG_ON(rcd->rqID != rq->qid && rcd->rqID != rq->qid2 &&
rcd->rqID != rq->dataRingQid);
idx = rcd->rxdIdx;
@@ -1515,6 +1531,12 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
ring->next2comp = idx;
num_to_alloc = vmxnet3_cmd_ring_desc_avail(ring);
ring = rq->rx_ring + ring_idx;
+
+ /* Ensure that the writes to rxd->gen bits will be observed
+ * after all other writes to rxd objects.
+ */
+ dma_wmb();
+
while (num_to_alloc) {
vmxnet3_getRxDesc(rxd, &ring->base[ring->next2fill].rxd,
&rxCmdDesc);
@@ -2675,7 +2697,7 @@ vmxnet3_set_mac_addr(struct net_device *netdev, void *p)
/* ==================== initialization and cleanup routines ============ */
static int
-vmxnet3_alloc_pci_resources(struct vmxnet3_adapter *adapter, bool *dma64)
+vmxnet3_alloc_pci_resources(struct vmxnet3_adapter *adapter)
{
int err;
unsigned long mmio_start, mmio_len;
@@ -2687,30 +2709,12 @@ vmxnet3_alloc_pci_resources(struct vmxnet3_adapter *adapter, bool *dma64)
return err;
}
- if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) == 0) {
- if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) {
- dev_err(&pdev->dev,
- "pci_set_consistent_dma_mask failed\n");
- err = -EIO;
- goto err_set_mask;
- }
- *dma64 = true;
- } else {
- if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) {
- dev_err(&pdev->dev,
- "pci_set_dma_mask failed\n");
- err = -EIO;
- goto err_set_mask;
- }
- *dma64 = false;
- }
-
err = pci_request_selected_regions(pdev, (1 << 2) - 1,
vmxnet3_driver_name);
if (err) {
dev_err(&pdev->dev,
"Failed to request region for adapter: error %d\n", err);
- goto err_set_mask;
+ goto err_enable_device;
}
pci_set_master(pdev);
@@ -2738,7 +2742,7 @@ vmxnet3_alloc_pci_resources(struct vmxnet3_adapter *adapter, bool *dma64)
iounmap(adapter->hw_addr0);
err_ioremap:
pci_release_selected_regions(pdev, (1 << 2) - 1);
-err_set_mask:
+err_enable_device:
pci_disable_device(pdev);
return err;
}
@@ -3246,7 +3250,7 @@ vmxnet3_probe_device(struct pci_dev *pdev,
#endif
};
int err;
- bool dma64 = false; /* stupid gcc */
+ bool dma64;
u32 ver;
struct net_device *netdev;
struct vmxnet3_adapter *adapter;
@@ -3292,6 +3296,24 @@ vmxnet3_probe_device(struct pci_dev *pdev,
adapter->rx_ring_size = VMXNET3_DEF_RX_RING_SIZE;
adapter->rx_ring2_size = VMXNET3_DEF_RX_RING2_SIZE;
+ if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) == 0) {
+ if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) {
+ dev_err(&pdev->dev,
+ "pci_set_consistent_dma_mask failed\n");
+ err = -EIO;
+ goto err_set_mask;
+ }
+ dma64 = true;
+ } else {
+ if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) {
+ dev_err(&pdev->dev,
+ "pci_set_dma_mask failed\n");
+ err = -EIO;
+ goto err_set_mask;
+ }
+ dma64 = false;
+ }
+
spin_lock_init(&adapter->cmd_lock);
adapter->adapter_pa = dma_map_single(&adapter->pdev->dev, adapter,
sizeof(struct vmxnet3_adapter),
@@ -3299,7 +3321,7 @@ vmxnet3_probe_device(struct pci_dev *pdev,
if (dma_mapping_error(&adapter->pdev->dev, adapter->adapter_pa)) {
dev_err(&pdev->dev, "Failed to map dma\n");
err = -EFAULT;
- goto err_dma_map;
+ goto err_set_mask;
}
adapter->shared = dma_alloc_coherent(
&adapter->pdev->dev,
@@ -3350,7 +3372,7 @@ vmxnet3_probe_device(struct pci_dev *pdev,
}
#endif /* VMXNET3_RSS */
- err = vmxnet3_alloc_pci_resources(adapter, &dma64);
+ err = vmxnet3_alloc_pci_resources(adapter);
if (err < 0)
goto err_alloc_pci;
@@ -3492,7 +3514,7 @@ vmxnet3_probe_device(struct pci_dev *pdev,
err_alloc_shared:
dma_unmap_single(&adapter->pdev->dev, adapter->adapter_pa,
sizeof(struct vmxnet3_adapter), PCI_DMA_TODEVICE);
-err_dma_map:
+err_set_mask:
free_netdev(netdev);
return err;
}
diff --git a/drivers/rtc/hctosys.c b/drivers/rtc/hctosys.c
index e1cfa06810ef..e79f2a181ad2 100644
--- a/drivers/rtc/hctosys.c
+++ b/drivers/rtc/hctosys.c
@@ -49,6 +49,11 @@ static int __init rtc_hctosys(void)
tv64.tv_sec = rtc_tm_to_time64(&tm);
+#if BITS_PER_LONG == 32
+ if (tv64.tv_sec > INT_MAX)
+ goto err_read;
+#endif
+
err = do_settimeofday64(&tv64);
dev_info(rtc->dev.parent,
diff --git a/drivers/rtc/rtc-snvs.c b/drivers/rtc/rtc-snvs.c
index a753ef9c1459..3e8fd33c2576 100644
--- a/drivers/rtc/rtc-snvs.c
+++ b/drivers/rtc/rtc-snvs.c
@@ -132,20 +132,23 @@ static int snvs_rtc_set_time(struct device *dev, struct rtc_time *tm)
{
struct snvs_rtc_data *data = dev_get_drvdata(dev);
unsigned long time;
+ int ret;
rtc_tm_to_time(tm, &time);
/* Disable RTC first */
- snvs_rtc_enable(data, false);
+ ret = snvs_rtc_enable(data, false);
+ if (ret)
+ return ret;
/* Write 32-bit time to 47-bit timer, leaving 15 LSBs blank */
regmap_write(data->regmap, data->offset + SNVS_LPSRTCLR, time << CNTR_TO_SECS_SH);
regmap_write(data->regmap, data->offset + SNVS_LPSRTCMR, time >> (32 - CNTR_TO_SECS_SH));
/* Enable RTC again */
- snvs_rtc_enable(data, true);
+ ret = snvs_rtc_enable(data, true);
- return 0;
+ return ret;
}
static int snvs_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
@@ -287,7 +290,11 @@ static int snvs_rtc_probe(struct platform_device *pdev)
regmap_write(data->regmap, data->offset + SNVS_LPSR, 0xffffffff);
/* Enable RTC */
- snvs_rtc_enable(data, true);
+ ret = snvs_rtc_enable(data, true);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to enable rtc %d\n", ret);
+ goto error_rtc_device_register;
+ }
device_init_wakeup(&pdev->dev, true);
diff --git a/drivers/rtc/rtc-tx4939.c b/drivers/rtc/rtc-tx4939.c
index 560d9a5e0225..a9528083061d 100644
--- a/drivers/rtc/rtc-tx4939.c
+++ b/drivers/rtc/rtc-tx4939.c
@@ -86,7 +86,8 @@ static int tx4939_rtc_read_time(struct device *dev, struct rtc_time *tm)
for (i = 2; i < 6; i++)
buf[i] = __raw_readl(&rtcreg->dat);
spin_unlock_irq(&pdata->lock);
- sec = (buf[5] << 24) | (buf[4] << 16) | (buf[3] << 8) | buf[2];
+ sec = ((unsigned long)buf[5] << 24) | (buf[4] << 16) |
+ (buf[3] << 8) | buf[2];
rtc_time_to_tm(sec, tm);
return rtc_valid_tm(tm);
}
@@ -147,7 +148,8 @@ static int tx4939_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
alrm->enabled = (ctl & TX4939_RTCCTL_ALME) ? 1 : 0;
alrm->pending = (ctl & TX4939_RTCCTL_ALMD) ? 1 : 0;
spin_unlock_irq(&pdata->lock);
- sec = (buf[5] << 24) | (buf[4] << 16) | (buf[3] << 8) | buf[2];
+ sec = ((unsigned long)buf[5] << 24) | (buf[4] << 16) |
+ (buf[3] << 8) | buf[2];
rtc_time_to_tm(sec, &alrm->time);
return rtc_valid_tm(&alrm->time);
}
diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c
index 34367d172961..4534a7ce77b8 100644
--- a/drivers/s390/scsi/zfcp_dbf.c
+++ b/drivers/s390/scsi/zfcp_dbf.c
@@ -3,7 +3,7 @@
*
* Debug traces for zfcp.
*
- * Copyright IBM Corp. 2002, 2017
+ * Copyright IBM Corp. 2002, 2018
*/
#define KMSG_COMPONENT "zfcp"
@@ -287,6 +287,27 @@ void zfcp_dbf_rec_trig(char *tag, struct zfcp_adapter *adapter,
spin_unlock_irqrestore(&dbf->rec_lock, flags);
}
+/**
+ * zfcp_dbf_rec_trig_lock - trace event related to triggered recovery with lock
+ * @tag: identifier for event
+ * @adapter: adapter on which the erp_action should run
+ * @port: remote port involved in the erp_action
+ * @sdev: scsi device involved in the erp_action
+ * @want: wanted erp_action
+ * @need: required erp_action
+ *
+ * The adapter->erp_lock must not be held.
+ */
+void zfcp_dbf_rec_trig_lock(char *tag, struct zfcp_adapter *adapter,
+ struct zfcp_port *port, struct scsi_device *sdev,
+ u8 want, u8 need)
+{
+ unsigned long flags;
+
+ read_lock_irqsave(&adapter->erp_lock, flags);
+ zfcp_dbf_rec_trig(tag, adapter, port, sdev, want, need);
+ read_unlock_irqrestore(&adapter->erp_lock, flags);
+}
/**
* zfcp_dbf_rec_run_lvl - trace event related to running recovery
diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h
index 21c8c689b02b..7a7984a50683 100644
--- a/drivers/s390/scsi/zfcp_ext.h
+++ b/drivers/s390/scsi/zfcp_ext.h
@@ -3,7 +3,7 @@
*
* External function declarations.
*
- * Copyright IBM Corp. 2002, 2016
+ * Copyright IBM Corp. 2002, 2018
*/
#ifndef ZFCP_EXT_H
@@ -34,6 +34,9 @@ extern int zfcp_dbf_adapter_register(struct zfcp_adapter *);
extern void zfcp_dbf_adapter_unregister(struct zfcp_adapter *);
extern void zfcp_dbf_rec_trig(char *, struct zfcp_adapter *,
struct zfcp_port *, struct scsi_device *, u8, u8);
+extern void zfcp_dbf_rec_trig_lock(char *tag, struct zfcp_adapter *adapter,
+ struct zfcp_port *port,
+ struct scsi_device *sdev, u8 want, u8 need);
extern void zfcp_dbf_rec_run(char *, struct zfcp_erp_action *);
extern void zfcp_dbf_rec_run_lvl(int level, char *tag,
struct zfcp_erp_action *erp);
diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index a9b8104b982e..bb99db2948ab 100644
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -3,7 +3,7 @@
*
* Interface to Linux SCSI midlayer.
*
- * Copyright IBM Corp. 2002, 2017
+ * Copyright IBM Corp. 2002, 2018
*/
#define KMSG_COMPONENT "zfcp"
@@ -616,9 +616,9 @@ static void zfcp_scsi_rport_register(struct zfcp_port *port)
ids.port_id = port->d_id;
ids.roles = FC_RPORT_ROLE_FCP_TARGET;
- zfcp_dbf_rec_trig("scpaddy", port->adapter, port, NULL,
- ZFCP_PSEUDO_ERP_ACTION_RPORT_ADD,
- ZFCP_PSEUDO_ERP_ACTION_RPORT_ADD);
+ zfcp_dbf_rec_trig_lock("scpaddy", port->adapter, port, NULL,
+ ZFCP_PSEUDO_ERP_ACTION_RPORT_ADD,
+ ZFCP_PSEUDO_ERP_ACTION_RPORT_ADD);
rport = fc_remote_port_add(port->adapter->scsi_host, 0, &ids);
if (!rport) {
dev_err(&port->adapter->ccw_device->dev,
@@ -640,9 +640,9 @@ static void zfcp_scsi_rport_block(struct zfcp_port *port)
struct fc_rport *rport = port->rport;
if (rport) {
- zfcp_dbf_rec_trig("scpdely", port->adapter, port, NULL,
- ZFCP_PSEUDO_ERP_ACTION_RPORT_DEL,
- ZFCP_PSEUDO_ERP_ACTION_RPORT_DEL);
+ zfcp_dbf_rec_trig_lock("scpdely", port->adapter, port, NULL,
+ ZFCP_PSEUDO_ERP_ACTION_RPORT_DEL,
+ ZFCP_PSEUDO_ERP_ACTION_RPORT_DEL);
fc_remote_port_delete(rport);
port->rport = NULL;
}
diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c
index e2962f15c189..fe670b696251 100644
--- a/drivers/scsi/aacraid/commsup.c
+++ b/drivers/scsi/aacraid/commsup.c
@@ -1374,9 +1374,10 @@ static int _aac_reset_adapter(struct aac_dev *aac, int forced)
host = aac->scsi_host_ptr;
scsi_block_requests(host);
aac_adapter_disable_int(aac);
- if (aac->thread->pid != current->pid) {
+ if (aac->thread && aac->thread->pid != current->pid) {
spin_unlock_irq(host->host_lock);
kthread_stop(aac->thread);
+ aac->thread = NULL;
jafo = 1;
}
@@ -1445,6 +1446,7 @@ static int _aac_reset_adapter(struct aac_dev *aac, int forced)
aac->name);
if (IS_ERR(aac->thread)) {
retval = PTR_ERR(aac->thread);
+ aac->thread = NULL;
goto out;
}
}
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index d5b26fa541d3..ad902a6e7c12 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -1083,6 +1083,7 @@ static void __aac_shutdown(struct aac_dev * aac)
up(&fib->event_wait);
}
kthread_stop(aac->thread);
+ aac->thread = NULL;
}
aac_adapter_disable_int(aac);
cpu = cpumask_first(cpu_online_mask);
@@ -1203,8 +1204,10 @@ static int aac_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
* Map in the registers from the adapter.
*/
aac->base_size = AAC_MIN_FOOTPRINT_SIZE;
- if ((*aac_drivers[index].init)(aac))
+ if ((*aac_drivers[index].init)(aac)) {
+ error = -ENODEV;
goto out_unmap;
+ }
if (aac->sync_mode) {
if (aac_sync_mode)
diff --git a/drivers/scsi/arm/fas216.c b/drivers/scsi/arm/fas216.c
index 24388795ee9a..936e8c735656 100644
--- a/drivers/scsi/arm/fas216.c
+++ b/drivers/scsi/arm/fas216.c
@@ -2011,7 +2011,7 @@ static void fas216_rq_sns_done(FAS216_Info *info, struct scsi_cmnd *SCpnt,
* have valid data in the sense buffer that could
* confuse the higher levels.
*/
- memset(SCpnt->sense_buffer, 0, sizeof(SCpnt->sense_buffer));
+ memset(SCpnt->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
//printk("scsi%d.%c: sense buffer: ", info->host->host_no, '0' + SCpnt->device->id);
//{ int i; for (i = 0; i < 32; i++) printk("%02x ", SCpnt->sense_buffer[i]); printk("\n"); }
/*
diff --git a/drivers/scsi/bnx2fc/bnx2fc_io.c b/drivers/scsi/bnx2fc/bnx2fc_io.c
index f501095f91ac..bd39590d81c4 100644
--- a/drivers/scsi/bnx2fc/bnx2fc_io.c
+++ b/drivers/scsi/bnx2fc/bnx2fc_io.c
@@ -1869,6 +1869,7 @@ void bnx2fc_process_scsi_cmd_compl(struct bnx2fc_cmd *io_req,
/* we will not receive ABTS response for this IO */
BNX2FC_IO_DBG(io_req, "Timer context finished processing "
"this scsi cmd\n");
+ return;
}
/* Cancel the timeout_work, as we received IO completion */
diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c
index 519dac4e341e..9a8c2f97ed70 100644
--- a/drivers/scsi/libsas/sas_scsi_host.c
+++ b/drivers/scsi/libsas/sas_scsi_host.c
@@ -222,6 +222,7 @@ int sas_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd)
static void sas_eh_finish_cmd(struct scsi_cmnd *cmd)
{
struct sas_ha_struct *sas_ha = SHOST_TO_SAS_HA(cmd->device->host);
+ struct domain_device *dev = cmd_to_domain_dev(cmd);
struct sas_task *task = TO_SAS_TASK(cmd);
/* At this point, we only get called following an actual abort
@@ -230,6 +231,14 @@ static void sas_eh_finish_cmd(struct scsi_cmnd *cmd)
*/
sas_end_task(cmd, task);
+ if (dev_is_sata(dev)) {
+ /* defer commands to libata so that libata EH can
+ * handle ata qcs correctly
+ */
+ list_move_tail(&cmd->eh_entry, &sas_ha->eh_ata_q);
+ return;
+ }
+
/* now finish the command and move it on to the error
* handler done list, this also takes it off the
* error handler pending list.
@@ -237,22 +246,6 @@ static void sas_eh_finish_cmd(struct scsi_cmnd *cmd)
scsi_eh_finish_cmd(cmd, &sas_ha->eh_done_q);
}
-static void sas_eh_defer_cmd(struct scsi_cmnd *cmd)
-{
- struct domain_device *dev = cmd_to_domain_dev(cmd);
- struct sas_ha_struct *ha = dev->port->ha;
- struct sas_task *task = TO_SAS_TASK(cmd);
-
- if (!dev_is_sata(dev)) {
- sas_eh_finish_cmd(cmd);
- return;
- }
-
- /* report the timeout to libata */
- sas_end_task(cmd, task);
- list_move_tail(&cmd->eh_entry, &ha->eh_ata_q);
-}
-
static void sas_scsi_clear_queue_lu(struct list_head *error_q, struct scsi_cmnd *my_cmd)
{
struct scsi_cmnd *cmd, *n;
@@ -260,7 +253,7 @@ static void sas_scsi_clear_queue_lu(struct list_head *error_q, struct scsi_cmnd
list_for_each_entry_safe(cmd, n, error_q, eh_entry) {
if (cmd->device->sdev_target == my_cmd->device->sdev_target &&
cmd->device->lun == my_cmd->device->lun)
- sas_eh_defer_cmd(cmd);
+ sas_eh_finish_cmd(cmd);
}
}
@@ -622,12 +615,12 @@ static void sas_eh_handle_sas_errors(struct Scsi_Host *shost, struct list_head *
case TASK_IS_DONE:
SAS_DPRINTK("%s: task 0x%p is done\n", __func__,
task);
- sas_eh_defer_cmd(cmd);
+ sas_eh_finish_cmd(cmd);
continue;
case TASK_IS_ABORTED:
SAS_DPRINTK("%s: task 0x%p is aborted\n",
__func__, task);
- sas_eh_defer_cmd(cmd);
+ sas_eh_finish_cmd(cmd);
continue;
case TASK_IS_AT_LU:
SAS_DPRINTK("task 0x%p is at LU: lu recover\n", task);
@@ -638,7 +631,7 @@ static void sas_eh_handle_sas_errors(struct Scsi_Host *shost, struct list_head *
"recovered\n",
SAS_ADDR(task->dev),
cmd->device->lun);
- sas_eh_defer_cmd(cmd);
+ sas_eh_finish_cmd(cmd);
sas_scsi_clear_queue_lu(work_q, cmd);
goto Again;
}
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index 453299095847..cf15b9754402 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -635,7 +635,12 @@ lpfc_issue_lip(struct Scsi_Host *shost)
LPFC_MBOXQ_t *pmboxq;
int mbxstatus = MBXERR_ERROR;
+ /*
+ * If the link is offline, disabled or BLOCK_MGMT_IO
+ * it doesn't make any sense to allow issue_lip
+ */
if ((vport->fc_flag & FC_OFFLINE_MODE) ||
+ (phba->hba_flag & LINK_DISABLED) ||
(phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO))
return -EPERM;
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 7d2ad633b6bc..81736457328a 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -690,8 +690,9 @@ lpfc_work_done(struct lpfc_hba *phba)
(phba->hba_flag & HBA_SP_QUEUE_EVT)) {
if (pring->flag & LPFC_STOP_IOCB_EVENT) {
pring->flag |= LPFC_DEFERRED_RING_EVENT;
- /* Set the lpfc data pending flag */
- set_bit(LPFC_DATA_READY, &phba->data_flags);
+ /* Preserve legacy behavior. */
+ if (!(phba->hba_flag & HBA_SP_QUEUE_EVT))
+ set_bit(LPFC_DATA_READY, &phba->data_flags);
} else {
if (phba->link_state >= LPFC_LINK_UP) {
pring->flag &= ~LPFC_DEFERRED_RING_EVENT;
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 0902ed204ba8..6df06e716da1 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -116,6 +116,8 @@ lpfc_sli4_wq_put(struct lpfc_queue *q, union lpfc_wqe *wqe)
/* set consumption flag every once in a while */
if (!((q->host_index + 1) % q->entry_repost))
bf_set(wqe_wqec, &wqe->generic.wqe_com, 1);
+ else
+ bf_set(wqe_wqec, &wqe->generic.wqe_com, 0);
if (q->phba->sli3_options & LPFC_SLI4_PHWQ_ENABLED)
bf_set(wqe_wqid, &wqe->generic.wqe_com, q->queue_id);
lpfc_sli_pcimem_bcopy(wqe, temp_wqe, q->entry_size);
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
index b8589068d175..ec48c010a3ba 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
@@ -8853,7 +8853,7 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
snprintf(ioc->firmware_event_name, sizeof(ioc->firmware_event_name),
"fw_event_%s%d", ioc->driver_name, ioc->id);
ioc->firmware_event_thread = alloc_ordered_workqueue(
- ioc->firmware_event_name, WQ_MEM_RECLAIM);
+ ioc->firmware_event_name, 0);
if (!ioc->firmware_event_thread) {
pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
ioc->name, __FILE__, __LINE__, __func__);
diff --git a/drivers/scsi/mvsas/mv_94xx.c b/drivers/scsi/mvsas/mv_94xx.c
index 7de5d8d75480..eb5471bc7263 100644
--- a/drivers/scsi/mvsas/mv_94xx.c
+++ b/drivers/scsi/mvsas/mv_94xx.c
@@ -1080,16 +1080,16 @@ static int mvs_94xx_gpio_write(struct mvs_prv_info *mvs_prv,
void __iomem *regs = mvi->regs_ex - 0x10200;
int drive = (i/3) & (4-1); /* drive number on host */
- u32 block = mr32(MVS_SGPIO_DCTRL +
+ int driveshift = drive * 8; /* bit offset of drive */
+ u32 block = ioread32be(regs + MVS_SGPIO_DCTRL +
MVS_SGPIO_HOST_OFFSET * mvi->id);
-
/*
* if bit is set then create a mask with the first
* bit of the drive set in the mask ...
*/
- u32 bit = (write_data[i/8] & (1 << (i&(8-1)))) ?
- 1<<(24-drive*8) : 0;
+ u32 bit = get_unaligned_be32(write_data) & (1 << i) ?
+ 1 << driveshift : 0;
/*
* ... and then shift it to the right position based
@@ -1098,26 +1098,27 @@ static int mvs_94xx_gpio_write(struct mvs_prv_info *mvs_prv,
switch (i%3) {
case 0: /* activity */
block &= ~((0x7 << MVS_SGPIO_DCTRL_ACT_SHIFT)
- << (24-drive*8));
+ << driveshift);
/* hardwire activity bit to SOF */
block |= LED_BLINKA_SOF << (
MVS_SGPIO_DCTRL_ACT_SHIFT +
- (24-drive*8));
+ driveshift);
break;
case 1: /* id */
block &= ~((0x3 << MVS_SGPIO_DCTRL_LOC_SHIFT)
- << (24-drive*8));
+ << driveshift);
block |= bit << MVS_SGPIO_DCTRL_LOC_SHIFT;
break;
case 2: /* fail */
block &= ~((0x7 << MVS_SGPIO_DCTRL_ERR_SHIFT)
- << (24-drive*8));
+ << driveshift);
block |= bit << MVS_SGPIO_DCTRL_ERR_SHIFT;
break;
}
- mw32(MVS_SGPIO_DCTRL + MVS_SGPIO_HOST_OFFSET * mvi->id,
- block);
+ iowrite32be(block,
+ regs + MVS_SGPIO_DCTRL +
+ MVS_SGPIO_HOST_OFFSET * mvi->id);
}
@@ -1132,7 +1133,7 @@ static int mvs_94xx_gpio_write(struct mvs_prv_info *mvs_prv,
void __iomem *regs = mvi->regs_ex - 0x10200;
mw32(MVS_SGPIO_DCTRL + MVS_SGPIO_HOST_OFFSET * mvi->id,
- be32_to_cpu(((u32 *) write_data)[i]));
+ ((u32 *) write_data)[i]);
}
return reg_count;
}
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index bddaabb288d4..73c99f237b10 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -272,7 +272,8 @@ qla2x00_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0)
struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
/* Read all mbox registers? */
- mboxes = (1 << ha->mbx_count) - 1;
+ WARN_ON_ONCE(ha->mbx_count > 32);
+ mboxes = (1ULL << ha->mbx_count) - 1;
if (!ha->mcp)
ql_dbg(ql_dbg_async, vha, 0x5001, "MBX pointer ERROR.\n");
else
@@ -2516,7 +2517,8 @@ qla24xx_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0)
struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
/* Read all mbox registers? */
- mboxes = (1 << ha->mbx_count) - 1;
+ WARN_ON_ONCE(ha->mbx_count > 32);
+ mboxes = (1ULL << ha->mbx_count) - 1;
if (!ha->mcp)
ql_dbg(ql_dbg_async, vha, 0x504e, "MBX pointer ERROR.\n");
else
diff --git a/drivers/scsi/qla4xxx/ql4_def.h b/drivers/scsi/qla4xxx/ql4_def.h
index a7cfc270bd08..ce1d063f3e83 100644
--- a/drivers/scsi/qla4xxx/ql4_def.h
+++ b/drivers/scsi/qla4xxx/ql4_def.h
@@ -168,6 +168,8 @@
#define DEV_DB_NON_PERSISTENT 0
#define DEV_DB_PERSISTENT 1
+#define QL4_ISP_REG_DISCONNECT 0xffffffffU
+
#define COPY_ISID(dst_isid, src_isid) { \
int i, j; \
for (i = 0, j = ISID_SIZE - 1; i < ISID_SIZE;) \
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 01c3610a60cf..d8c03431d0aa 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -262,6 +262,24 @@ static struct iscsi_transport qla4xxx_iscsi_transport = {
static struct scsi_transport_template *qla4xxx_scsi_transport;
+static int qla4xxx_isp_check_reg(struct scsi_qla_host *ha)
+{
+ u32 reg_val = 0;
+ int rval = QLA_SUCCESS;
+
+ if (is_qla8022(ha))
+ reg_val = readl(&ha->qla4_82xx_reg->host_status);
+ else if (is_qla8032(ha) || is_qla8042(ha))
+ reg_val = qla4_8xxx_rd_direct(ha, QLA8XXX_PEG_ALIVE_COUNTER);
+ else
+ reg_val = readw(&ha->reg->ctrl_status);
+
+ if (reg_val == QL4_ISP_REG_DISCONNECT)
+ rval = QLA_ERROR;
+
+ return rval;
+}
+
static int qla4xxx_send_ping(struct Scsi_Host *shost, uint32_t iface_num,
uint32_t iface_type, uint32_t payload_size,
uint32_t pid, struct sockaddr *dst_addr)
@@ -9196,10 +9214,17 @@ static int qla4xxx_eh_abort(struct scsi_cmnd *cmd)
struct srb *srb = NULL;
int ret = SUCCESS;
int wait = 0;
+ int rval;
ql4_printk(KERN_INFO, ha, "scsi%ld:%d:%llu: Abort command issued cmd=%p, cdb=0x%x\n",
ha->host_no, id, lun, cmd, cmd->cmnd[0]);
+ rval = qla4xxx_isp_check_reg(ha);
+ if (rval != QLA_SUCCESS) {
+ ql4_printk(KERN_INFO, ha, "PCI/Register disconnect, exiting.\n");
+ return FAILED;
+ }
+
spin_lock_irqsave(&ha->hardware_lock, flags);
srb = (struct srb *) CMD_SP(cmd);
if (!srb) {
@@ -9251,6 +9276,7 @@ static int qla4xxx_eh_device_reset(struct scsi_cmnd *cmd)
struct scsi_qla_host *ha = to_qla_host(cmd->device->host);
struct ddb_entry *ddb_entry = cmd->device->hostdata;
int ret = FAILED, stat;
+ int rval;
if (!ddb_entry)
return ret;
@@ -9270,6 +9296,12 @@ static int qla4xxx_eh_device_reset(struct scsi_cmnd *cmd)
cmd, jiffies, cmd->request->timeout / HZ,
ha->dpc_flags, cmd->result, cmd->allowed));
+ rval = qla4xxx_isp_check_reg(ha);
+ if (rval != QLA_SUCCESS) {
+ ql4_printk(KERN_INFO, ha, "PCI/Register disconnect, exiting.\n");
+ return FAILED;
+ }
+
/* FIXME: wait for hba to go online */
stat = qla4xxx_reset_lun(ha, ddb_entry, cmd->device->lun);
if (stat != QLA_SUCCESS) {
@@ -9313,6 +9345,7 @@ static int qla4xxx_eh_target_reset(struct scsi_cmnd *cmd)
struct scsi_qla_host *ha = to_qla_host(cmd->device->host);
struct ddb_entry *ddb_entry = cmd->device->hostdata;
int stat, ret;
+ int rval;
if (!ddb_entry)
return FAILED;
@@ -9330,6 +9363,12 @@ static int qla4xxx_eh_target_reset(struct scsi_cmnd *cmd)
ha->host_no, cmd, jiffies, cmd->request->timeout / HZ,
ha->dpc_flags, cmd->result, cmd->allowed));
+ rval = qla4xxx_isp_check_reg(ha);
+ if (rval != QLA_SUCCESS) {
+ ql4_printk(KERN_INFO, ha, "PCI/Register disconnect, exiting.\n");
+ return FAILED;
+ }
+
stat = qla4xxx_reset_target(ha, ddb_entry);
if (stat != QLA_SUCCESS) {
starget_printk(KERN_INFO, scsi_target(cmd->device),
@@ -9384,9 +9423,16 @@ static int qla4xxx_eh_host_reset(struct scsi_cmnd *cmd)
{
int return_status = FAILED;
struct scsi_qla_host *ha;
+ int rval;
ha = to_qla_host(cmd->device->host);
+ rval = qla4xxx_isp_check_reg(ha);
+ if (rval != QLA_SUCCESS) {
+ ql4_printk(KERN_INFO, ha, "PCI/Register disconnect, exiting.\n");
+ return FAILED;
+ }
+
if ((is_qla8032(ha) || is_qla8042(ha)) && ql4xdontresethba)
qla4_83xx_set_idc_dontreset(ha);
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 14ba1a2c0b7c..f8b6bf56c48e 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -2401,6 +2401,7 @@ sd_read_write_protect_flag(struct scsi_disk *sdkp, unsigned char *buffer)
int res;
struct scsi_device *sdp = sdkp->device;
struct scsi_mode_data data;
+ int disk_ro = get_disk_ro(sdkp->disk);
int old_wp = sdkp->write_prot;
set_disk_ro(sdkp->disk, 0);
@@ -2441,7 +2442,7 @@ sd_read_write_protect_flag(struct scsi_disk *sdkp, unsigned char *buffer)
"Test WP failed, assume Write Enabled\n");
} else {
sdkp->write_prot = ((data.device_specific & 0x80) != 0);
- set_disk_ro(sdkp->disk, sdkp->write_prot);
+ set_disk_ro(sdkp->disk, sdkp->write_prot || disk_ro);
if (sdkp->first_scan || old_wp != sdkp->write_prot) {
sd_printk(KERN_NOTICE, sdkp, "Write Protect is %s\n",
sdkp->write_prot ? "on" : "off");
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index f61b37109e5c..0f81d739f9e9 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -1893,7 +1893,7 @@ sg_build_indirect(Sg_scatter_hold * schp, Sg_fd * sfp, int buff_size)
num = (rem_sz > scatter_elem_sz_prev) ?
scatter_elem_sz_prev : rem_sz;
- schp->pages[k] = alloc_pages(gfp_mask, order);
+ schp->pages[k] = alloc_pages(gfp_mask | __GFP_ZERO, order);
if (!schp->pages[k])
goto out;
diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c
index 0dd1984e381e..d92b2808d191 100644
--- a/drivers/scsi/storvsc_drv.c
+++ b/drivers/scsi/storvsc_drv.c
@@ -1580,7 +1580,7 @@ static struct scsi_host_template scsi_driver = {
.eh_timed_out = storvsc_eh_timed_out,
.slave_alloc = storvsc_device_alloc,
.slave_configure = storvsc_device_configure,
- .cmd_per_lun = 255,
+ .cmd_per_lun = 2048,
.this_id = -1,
.use_clustering = ENABLE_CLUSTERING,
/* Make sure we dont get a sg segment crosses a page boundary */
diff --git a/drivers/scsi/sym53c8xx_2/sym_hipd.c b/drivers/scsi/sym53c8xx_2/sym_hipd.c
index 6b349e301869..c6425e3df5a0 100644
--- a/drivers/scsi/sym53c8xx_2/sym_hipd.c
+++ b/drivers/scsi/sym53c8xx_2/sym_hipd.c
@@ -536,7 +536,7 @@ sym_getsync(struct sym_hcb *np, u_char dt, u_char sfac, u_char *divp, u_char *fa
* Look for the greatest clock divisor that allows an
* input speed faster than the period.
*/
- while (div-- > 0)
+ while (--div > 0)
if (kpc >= (div_10M[div] << 2)) break;
/*
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 2e9341233f66..98a7111dd53f 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -3338,6 +3338,8 @@ static int ufshcd_slave_alloc(struct scsi_device *sdev)
/* REPORT SUPPORTED OPERATION CODES is not supported */
sdev->no_report_opcodes = 1;
+ /* WRITE_SAME command is not supported */
+ sdev->no_write_same = 1;
ufshcd_set_queue_depth(sdev);
diff --git a/drivers/staging/lustre/lustre/include/obd.h b/drivers/staging/lustre/lustre/include/obd.h
index f6fc4dd05bd6..722c33f7eecc 100644
--- a/drivers/staging/lustre/lustre/include/obd.h
+++ b/drivers/staging/lustre/lustre/include/obd.h
@@ -253,7 +253,7 @@ struct client_obd {
struct sptlrpc_flavor cl_flvr_mgc; /* fixed flavor of mgc->mgs */
/* the grant values are protected by loi_list_lock below */
- unsigned long cl_dirty_pages; /* all _dirty_ in pahges */
+ unsigned long cl_dirty_pages; /* all _dirty_ in pages */
unsigned long cl_dirty_max_pages; /* allowed w/o rpc */
unsigned long cl_dirty_transit; /* dirty synchronous */
unsigned long cl_avail_grant; /* bytes of credit for ost */
diff --git a/drivers/staging/lustre/lustre/lmv/lmv_obd.c b/drivers/staging/lustre/lustre/lmv/lmv_obd.c
index cd19ce811e62..9e63171c1ec3 100644
--- a/drivers/staging/lustre/lustre/lmv/lmv_obd.c
+++ b/drivers/staging/lustre/lustre/lmv/lmv_obd.c
@@ -2928,7 +2928,7 @@ int lmv_unpack_md(struct obd_export *exp, struct lmv_stripe_md **lsmp,
if (lsm && !lmm) {
int i;
- for (i = 1; i < lsm->lsm_md_stripe_count; i++) {
+ for (i = 0; i < lsm->lsm_md_stripe_count; i++) {
/*
* For migrating inode, the master stripe and master
* object will be the same, so do not need iput, see
diff --git a/drivers/staging/lustre/lustre/osc/osc_cache.c b/drivers/staging/lustre/lustre/osc/osc_cache.c
index 4bbe219add98..1a8c9f535200 100644
--- a/drivers/staging/lustre/lustre/osc/osc_cache.c
+++ b/drivers/staging/lustre/lustre/osc/osc_cache.c
@@ -1542,7 +1542,7 @@ static int osc_enter_cache_try(struct client_obd *cli,
if (rc < 0)
return 0;
- if (cli->cl_dirty_pages <= cli->cl_dirty_max_pages &&
+ if (cli->cl_dirty_pages < cli->cl_dirty_max_pages &&
atomic_long_read(&obd_dirty_pages) + 1 <= obd_max_dirty_pages) {
osc_consume_write_grant(cli, &oap->oap_brw_page);
if (transient) {
diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c
index 457eeb5f5239..5fe95937d811 100644
--- a/drivers/staging/rtl8192u/r8192U_core.c
+++ b/drivers/staging/rtl8192u/r8192U_core.c
@@ -1705,6 +1705,8 @@ static short rtl8192_usb_initendpoints(struct net_device *dev)
priv->rx_urb[16] = usb_alloc_urb(0, GFP_KERNEL);
priv->oldaddr = kmalloc(16, GFP_KERNEL);
+ if (!priv->oldaddr)
+ return -ENOMEM;
oldaddr = priv->oldaddr;
align = ((long)oldaddr) & 3;
if (align) {
diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c
index f6e4373a8850..5d9038a5bbc4 100644
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -1815,7 +1815,8 @@ int serial8250_handle_irq(struct uart_port *port, unsigned int iir)
status = serial_port_in(port, UART_LSR);
- if (status & (UART_LSR_DR | UART_LSR_BI)) {
+ if (status & (UART_LSR_DR | UART_LSR_BI) &&
+ iir & UART_IIR_RDI) {
if (!up->dma || handle_rx_dma(up, iir))
status = serial8250_rx_chars(up, status);
}
diff --git a/drivers/tty/serial/arc_uart.c b/drivers/tty/serial/arc_uart.c
index 5ac06fcaa9c6..fec48deb074c 100644
--- a/drivers/tty/serial/arc_uart.c
+++ b/drivers/tty/serial/arc_uart.c
@@ -596,6 +596,11 @@ static int arc_serial_probe(struct platform_device *pdev)
if (dev_id < 0)
dev_id = 0;
+ if (dev_id >= ARRAY_SIZE(arc_uart_ports)) {
+ dev_err(&pdev->dev, "serial%d out of range\n", dev_id);
+ return -EINVAL;
+ }
+
uart = &arc_uart_ports[dev_id];
port = &uart->port;
diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c
index 76103f2c4a80..937f5e10f165 100644
--- a/drivers/tty/serial/fsl_lpuart.c
+++ b/drivers/tty/serial/fsl_lpuart.c
@@ -1902,6 +1902,10 @@ static int lpuart_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "failed to get alias id, errno %d\n", ret);
return ret;
}
+ if (ret >= ARRAY_SIZE(lpuart_ports)) {
+ dev_err(&pdev->dev, "serial%d out of range\n", ret);
+ return -EINVAL;
+ }
sport->port.line = ret;
sport->lpuart32 = of_device_is_compatible(np, "fsl,ls1021a-lpuart");
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index ecadc27eea48..b24edf634985 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -2080,6 +2080,12 @@ static int serial_imx_probe(struct platform_device *pdev)
else if (ret < 0)
return ret;
+ if (sport->port.line >= ARRAY_SIZE(imx_ports)) {
+ dev_err(&pdev->dev, "serial%d out of range\n",
+ sport->port.line);
+ return -EINVAL;
+ }
+
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(base))
diff --git a/drivers/tty/serial/mxs-auart.c b/drivers/tty/serial/mxs-auart.c
index 07390f8c3681..1d9d778828ba 100644
--- a/drivers/tty/serial/mxs-auart.c
+++ b/drivers/tty/serial/mxs-auart.c
@@ -1664,6 +1664,10 @@ static int mxs_auart_probe(struct platform_device *pdev)
s->port.line = pdev->id < 0 ? 0 : pdev->id;
else if (ret < 0)
return ret;
+ if (s->port.line >= ARRAY_SIZE(auart_port)) {
+ dev_err(&pdev->dev, "serial%d out of range\n", s->port.line);
+ return -EINVAL;
+ }
if (of_id) {
pdev->id_entry = of_id->data;
diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c
index d65f92bcd0f1..f2ab6d8aab41 100644
--- a/drivers/tty/serial/samsung.c
+++ b/drivers/tty/serial/samsung.c
@@ -1813,6 +1813,10 @@ static int s3c24xx_serial_probe(struct platform_device *pdev)
dbg("s3c24xx_serial_probe(%p) %d\n", pdev, index);
+ if (index >= ARRAY_SIZE(s3c24xx_serial_ports)) {
+ dev_err(&pdev->dev, "serial%d out of range\n", index);
+ return -EINVAL;
+ }
ourport = &s3c24xx_serial_ports[index];
ourport->drv_data = s3c24xx_get_driver_data(pdev);
diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c
index dd4c02fa4820..7497f1d4a818 100644
--- a/drivers/tty/serial/xilinx_uartps.c
+++ b/drivers/tty/serial/xilinx_uartps.c
@@ -1106,7 +1106,7 @@ static struct uart_port *cdns_uart_get_port(int id)
struct uart_port *port;
/* Try the given port id if failed use default method */
- if (cdns_uart_port[id].mapbase != 0) {
+ if (id < CDNS_UART_NR_PORTS && cdns_uart_port[id].mapbase != 0) {
/* Find the next unused port */
for (id = 0; id < CDNS_UART_NR_PORTS; id++)
if (cdns_uart_port[id].mapbase == 0)
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 34d23cc99fbd..fe22ac7c760a 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -174,6 +174,7 @@ static int acm_wb_alloc(struct acm *acm)
wb = &acm->wb[wbn];
if (!wb->use) {
wb->use = 1;
+ wb->len = 0;
return wbn;
}
wbn = (wbn + 1) % ACM_NW;
@@ -731,16 +732,18 @@ static int acm_tty_write(struct tty_struct *tty,
static void acm_tty_flush_chars(struct tty_struct *tty)
{
struct acm *acm = tty->driver_data;
- struct acm_wb *cur = acm->putbuffer;
+ struct acm_wb *cur;
int err;
unsigned long flags;
+ spin_lock_irqsave(&acm->write_lock, flags);
+
+ cur = acm->putbuffer;
if (!cur) /* nothing to do */
- return;
+ goto out;
acm->putbuffer = NULL;
err = usb_autopm_get_interface_async(acm->control);
- spin_lock_irqsave(&acm->write_lock, flags);
if (err < 0) {
cur->use = 0;
acm->putbuffer = cur;
diff --git a/drivers/usb/dwc2/core.h b/drivers/usb/dwc2/core.h
index 2a21a0414b1d..0f45a2f165e5 100644
--- a/drivers/usb/dwc2/core.h
+++ b/drivers/usb/dwc2/core.h
@@ -209,7 +209,7 @@ struct dwc2_hsotg_ep {
unsigned char dir_in;
unsigned char index;
unsigned char mc;
- unsigned char interval;
+ u16 interval;
unsigned int halted:1;
unsigned int periodic:1;
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index cfdd5c3da236..09921ef07ac5 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -2642,12 +2642,6 @@ void dwc2_hsotg_core_init_disconnected(struct dwc2_hsotg *hsotg,
dwc2_writel(dwc2_hsotg_ep0_mps(hsotg->eps_out[0]->ep.maxpacket) |
DXEPCTL_USBACTEP, hsotg->regs + DIEPCTL0);
- dwc2_hsotg_enqueue_setup(hsotg);
-
- dev_dbg(hsotg->dev, "EP0: DIEPCTL0=0x%08x, DOEPCTL0=0x%08x\n",
- dwc2_readl(hsotg->regs + DIEPCTL0),
- dwc2_readl(hsotg->regs + DOEPCTL0));
-
/* clear global NAKs */
val = DCTL_CGOUTNAK | DCTL_CGNPINNAK;
if (!is_usb_reset)
@@ -2658,6 +2652,12 @@ void dwc2_hsotg_core_init_disconnected(struct dwc2_hsotg *hsotg,
mdelay(3);
hsotg->lx_state = DWC2_L0;
+
+ dwc2_hsotg_enqueue_setup(hsotg);
+
+ dev_dbg(hsotg->dev, "EP0: DIEPCTL0=0x%08x, DOEPCTL0=0x%08x\n",
+ dwc2_readl(hsotg->regs + DIEPCTL0),
+ dwc2_readl(hsotg->regs + DOEPCTL0));
}
static void dwc2_hsotg_core_disconnect(struct dwc2_hsotg *hsotg)
diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c
index 919a32153060..0a0cf154814b 100644
--- a/drivers/usb/dwc2/hcd.c
+++ b/drivers/usb/dwc2/hcd.c
@@ -2268,10 +2268,22 @@ static int dwc2_core_init(struct dwc2_hsotg *hsotg, bool initial_setup)
*/
static void dwc2_core_host_init(struct dwc2_hsotg *hsotg)
{
- u32 hcfg, hfir, otgctl;
+ u32 hcfg, hfir, otgctl, usbcfg;
dev_dbg(hsotg->dev, "%s(%p)\n", __func__, hsotg);
+ /* Set HS/FS Timeout Calibration to 7 (max available value).
+ * The number of PHY clocks that the application programs in
+ * this field is added to the high/full speed interpacket timeout
+ * duration in the core to account for any additional delays
+ * introduced by the PHY. This can be required, because the delay
+ * introduced by the PHY in generating the linestate condition
+ * can vary from one PHY to another.
+ */
+ usbcfg = dwc2_readl(hsotg->regs + GUSBCFG);
+ usbcfg |= GUSBCFG_TOUTCAL(7);
+ dwc2_writel(usbcfg, hsotg->regs + GUSBCFG);
+
/* Restart the Phy Clock */
dwc2_writel(0, hsotg->regs + PCGCTL);
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index a0c2b8b6edd0..53b26e978d90 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -161,12 +161,26 @@ static int dwc3_core_soft_reset(struct dwc3 *dwc)
do {
reg = dwc3_readl(dwc->regs, DWC3_DCTL);
if (!(reg & DWC3_DCTL_CSFTRST))
- return 0;
+ goto done;
udelay(1);
} while (--retries);
+ phy_exit(dwc->usb3_generic_phy);
+ phy_exit(dwc->usb2_generic_phy);
+
return -ETIMEDOUT;
+
+done:
+ /*
+ * For DWC_usb31 controller, once DWC3_DCTL_CSFTRST bit is cleared,
+ * we must wait at least 50ms before accessing the PHY domain
+ * (synchronization delay). DWC_usb31 programming guide section 1.3.2.
+ */
+ if (dwc3_is_usb31(dwc))
+ msleep(50);
+
+ return 0;
}
/**
diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index 94d6a3e2ad97..affb3d757310 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -238,6 +238,8 @@
#define DWC3_GUSB3PIPECTL_TX_DEEPH(n) ((n) << 1)
/* Global TX Fifo Size Register */
+#define DWC31_GTXFIFOSIZ_TXFRAMNUM BIT(15) /* DWC_usb31 only */
+#define DWC31_GTXFIFOSIZ_TXFDEF(n) ((n) & 0x7fff) /* DWC_usb31 only */
#define DWC3_GTXFIFOSIZ_TXFDEF(n) ((n) & 0xffff)
#define DWC3_GTXFIFOSIZ_TXFSTADDR(n) ((n) & 0xffff0000)
diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c
index 35b63518baf6..f221cb479e14 100644
--- a/drivers/usb/dwc3/dwc3-omap.c
+++ b/drivers/usb/dwc3/dwc3-omap.c
@@ -598,9 +598,25 @@ static int dwc3_omap_resume(struct device *dev)
return 0;
}
+static void dwc3_omap_complete(struct device *dev)
+{
+ struct dwc3_omap *omap = dev_get_drvdata(dev);
+
+ if (extcon_get_state(omap->edev, EXTCON_USB))
+ dwc3_omap_set_mailbox(omap, OMAP_DWC3_VBUS_VALID);
+ else
+ dwc3_omap_set_mailbox(omap, OMAP_DWC3_VBUS_OFF);
+
+ if (extcon_get_state(omap->edev, EXTCON_USB_HOST))
+ dwc3_omap_set_mailbox(omap, OMAP_DWC3_ID_GROUND);
+ else
+ dwc3_omap_set_mailbox(omap, OMAP_DWC3_ID_FLOAT);
+}
+
static const struct dev_pm_ops dwc3_omap_dev_pm_ops = {
SET_SYSTEM_SLEEP_PM_OPS(dwc3_omap_suspend, dwc3_omap_resume)
+ .complete = dwc3_omap_complete,
};
#define DEV_PM_OPS (&dwc3_omap_dev_pm_ops)
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index 406758ed0b23..ca97f5b36e1b 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -1421,7 +1421,7 @@ static int count_ext_compat(struct usb_configuration *c)
return res;
}
-static void fill_ext_compat(struct usb_configuration *c, u8 *buf)
+static int fill_ext_compat(struct usb_configuration *c, u8 *buf)
{
int i, count;
@@ -1448,10 +1448,12 @@ static void fill_ext_compat(struct usb_configuration *c, u8 *buf)
buf += 23;
}
count += 24;
- if (count >= 4096)
- return;
+ if (count + 24 >= USB_COMP_EP0_OS_DESC_BUFSIZ)
+ return count;
}
}
+
+ return count;
}
static int count_ext_prop(struct usb_configuration *c, int interface)
@@ -1496,25 +1498,20 @@ static int fill_ext_prop(struct usb_configuration *c, int interface, u8 *buf)
struct usb_os_desc *d;
struct usb_os_desc_ext_prop *ext_prop;
int j, count, n, ret;
- u8 *start = buf;
f = c->interface[interface];
+ count = 10; /* header length */
for (j = 0; j < f->os_desc_n; ++j) {
if (interface != f->os_desc_table[j].if_id)
continue;
d = f->os_desc_table[j].os_desc;
if (d)
list_for_each_entry(ext_prop, &d->ext_prop, entry) {
- /* 4kB minus header length */
- n = buf - start;
- if (n >= 4086)
- return 0;
-
- count = ext_prop->data_len +
+ n = ext_prop->data_len +
ext_prop->name_len + 14;
- if (count > 4086 - n)
- return -EINVAL;
- usb_ext_prop_put_size(buf, count);
+ if (count + n >= USB_COMP_EP0_OS_DESC_BUFSIZ)
+ return count;
+ usb_ext_prop_put_size(buf, n);
usb_ext_prop_put_type(buf, ext_prop->type);
ret = usb_ext_prop_put_name(buf, ext_prop->name,
ext_prop->name_len);
@@ -1540,11 +1537,12 @@ static int fill_ext_prop(struct usb_configuration *c, int interface, u8 *buf)
default:
return -EINVAL;
}
- buf += count;
+ buf += n;
+ count += n;
}
}
- return 0;
+ return count;
}
/*
@@ -1822,6 +1820,7 @@ composite_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
req->complete = composite_setup_complete;
buf = req->buf;
os_desc_cfg = cdev->os_desc_config;
+ w_length = min_t(u16, w_length, USB_COMP_EP0_OS_DESC_BUFSIZ);
memset(buf, 0, w_length);
buf[5] = 0x01;
switch (ctrl->bRequestType & USB_RECIP_MASK) {
@@ -1845,8 +1844,8 @@ composite_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
count += 16; /* header */
put_unaligned_le32(count, buf);
buf += 16;
- fill_ext_compat(os_desc_cfg, buf);
- value = w_length;
+ value = fill_ext_compat(os_desc_cfg, buf);
+ value = min_t(u16, w_length, value);
}
break;
case USB_RECIP_INTERFACE:
@@ -1875,8 +1874,7 @@ composite_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
interface, buf);
if (value < 0)
return value;
-
- value = w_length;
+ value = min_t(u16, w_length, value);
}
break;
}
@@ -2151,8 +2149,8 @@ int composite_os_desc_req_prepare(struct usb_composite_dev *cdev,
goto end;
}
- /* OS feature descriptor length <= 4kB */
- cdev->os_desc_req->buf = kmalloc(4096, GFP_KERNEL);
+ cdev->os_desc_req->buf = kmalloc(USB_COMP_EP0_OS_DESC_BUFSIZ,
+ GFP_KERNEL);
if (!cdev->os_desc_req->buf) {
ret = -ENOMEM;
usb_ep_free_request(ep0, cdev->os_desc_req);
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index 071346973dd6..af72224f8ba2 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -759,9 +759,13 @@ static void ffs_user_copy_worker(struct work_struct *work)
bool kiocb_has_eventfd = io_data->kiocb->ki_flags & IOCB_EVENTFD;
if (io_data->read && ret > 0) {
+ mm_segment_t oldfs = get_fs();
+
+ set_fs(USER_DS);
use_mm(io_data->mm);
ret = ffs_copy_to_iter(io_data->buf, ret, &io_data->data);
unuse_mm(io_data->mm);
+ set_fs(oldfs);
}
io_data->kiocb->ki_complete(io_data->kiocb, ret, ret);
@@ -3239,7 +3243,7 @@ static int ffs_func_setup(struct usb_function *f,
__ffs_event_add(ffs, FUNCTIONFS_SETUP);
spin_unlock_irqrestore(&ffs->ev.waitq.lock, flags);
- return 0;
+ return USB_GADGET_DELAYED_STATUS;
}
static bool ffs_func_req_match(struct usb_function *f,
diff --git a/drivers/usb/gadget/function/f_uac2.c b/drivers/usb/gadget/function/f_uac2.c
index 969cfe741380..5474b5187be0 100644
--- a/drivers/usb/gadget/function/f_uac2.c
+++ b/drivers/usb/gadget/function/f_uac2.c
@@ -1040,6 +1040,8 @@ afunc_bind(struct usb_configuration *cfg, struct usb_function *fn)
dev_err(dev, "%s:%d Error!\n", __func__, __LINE__);
return ret;
}
+ iad_desc.bFirstInterface = ret;
+
std_ac_if_desc.bInterfaceNumber = ret;
agdev->ac_intf = ret;
agdev->ac_alt = 0;
diff --git a/drivers/usb/gadget/udc/core.c b/drivers/usb/gadget/udc/core.c
index 188961780b8a..139f6cce30b1 100644
--- a/drivers/usb/gadget/udc/core.c
+++ b/drivers/usb/gadget/udc/core.c
@@ -190,8 +190,8 @@ EXPORT_SYMBOL_GPL(usb_ep_alloc_request);
void usb_ep_free_request(struct usb_ep *ep,
struct usb_request *req)
{
- ep->ops->free_request(ep, req);
trace_usb_ep_free_request(ep, req, 0);
+ ep->ops->free_request(ep, req);
}
EXPORT_SYMBOL_GPL(usb_ep_free_request);
diff --git a/drivers/usb/gadget/udc/fsl_udc_core.c b/drivers/usb/gadget/udc/fsl_udc_core.c
index aac0ce8aeb0b..8991a4070792 100644
--- a/drivers/usb/gadget/udc/fsl_udc_core.c
+++ b/drivers/usb/gadget/udc/fsl_udc_core.c
@@ -1310,7 +1310,7 @@ static void udc_reset_ep_queue(struct fsl_udc *udc, u8 pipe)
{
struct fsl_ep *ep = get_ep_by_pipe(udc, pipe);
- if (ep->name)
+ if (ep->ep.name)
nuke(ep, -ESHUTDOWN);
}
@@ -1698,7 +1698,7 @@ static void dtd_complete_irq(struct fsl_udc *udc)
curr_ep = get_ep_by_pipe(udc, i);
/* If the ep is configured */
- if (curr_ep->name == NULL) {
+ if (!curr_ep->ep.name) {
WARNING("Invalid EP?");
continue;
}
diff --git a/drivers/usb/gadget/udc/goku_udc.h b/drivers/usb/gadget/udc/goku_udc.h
index 86d2adafe149..64eb0f2b5ea0 100644
--- a/drivers/usb/gadget/udc/goku_udc.h
+++ b/drivers/usb/gadget/udc/goku_udc.h
@@ -28,7 +28,7 @@ struct goku_udc_regs {
# define INT_EP1DATASET 0x00040
# define INT_EP2DATASET 0x00080
# define INT_EP3DATASET 0x00100
-#define INT_EPnNAK(n) (0x00100 < (n)) /* 0 < n < 4 */
+#define INT_EPnNAK(n) (0x00100 << (n)) /* 0 < n < 4 */
# define INT_EP1NAK 0x00200
# define INT_EP2NAK 0x00400
# define INT_EP3NAK 0x00800
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index a646ca3b0d00..1afb76e8b1a5 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -446,7 +446,8 @@ static int ohci_init (struct ohci_hcd *ohci)
struct usb_hcd *hcd = ohci_to_hcd(ohci);
/* Accept arbitrarily long scatter-gather lists */
- hcd->self.sg_tablesize = ~0;
+ if (!(hcd->driver->flags & HCD_LOCAL_MEM))
+ hcd->self.sg_tablesize = ~0;
if (distrust_firmware)
ohci->flags |= OHCI_QUIRK_HUB_POWER;
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index 3b7d69ca83be..48bdab4fdc8f 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -975,6 +975,8 @@ void xhci_free_virt_device(struct xhci_hcd *xhci, int slot_id)
if (dev->out_ctx)
xhci_free_container_ctx(xhci, dev->out_ctx);
+ if (dev->udev && dev->udev->slot_id)
+ dev->udev->slot_id = 0;
kfree(xhci->devs[slot_id]);
xhci->devs[slot_id] = NULL;
}
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index 41b8b44a391c..85449a6ddc56 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -1258,21 +1258,11 @@ static void __ext2_truncate_blocks(struct inode *inode, loff_t offset)
static void ext2_truncate_blocks(struct inode *inode, loff_t offset)
{
- /*
- * XXX: it seems like a bug here that we don't allow
- * IS_APPEND inode to have blocks-past-i_size trimmed off.
- * review and fix this.
- *
- * Also would be nice to be able to handle IO errors and such,
- * but that's probably too much to ask.
- */
if (!(S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode) ||
S_ISLNK(inode->i_mode)))
return;
if (ext2_inode_is_fast_symlink(inode))
return;
- if (IS_APPEND(inode) || IS_IMMUTABLE(inode))
- return;
dax_sem_down_write(EXT2_I(inode));
__ext2_truncate_blocks(inode, offset);
diff --git a/fs/hfsplus/super.c b/fs/hfsplus/super.c
index 11854dd84572..b9563cdcfe28 100644
--- a/fs/hfsplus/super.c
+++ b/fs/hfsplus/super.c
@@ -588,6 +588,7 @@ static int hfsplus_fill_super(struct super_block *sb, void *data, int silent)
return 0;
out_put_hidden_dir:
+ cancel_delayed_work_sync(&sbi->sync_work);
iput(sbi->hidden_dir);
out_put_root:
dput(sb->s_root);
diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h
index 4616a49a1c2e..667d20454a21 100644
--- a/include/linux/usb/composite.h
+++ b/include/linux/usb/composite.h
@@ -53,6 +53,9 @@
/* big enough to hold our biggest descriptor */
#define USB_COMP_EP0_BUFSIZ 1024
+/* OS feature descriptor length <= 4kB */
+#define USB_COMP_EP0_OS_DESC_BUFSIZ 4096
+
#define USB_MS_TO_HS_INTERVAL(x) (ilog2((x * 1000 / 125)) + 1)
struct usb_configuration;
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index d3cbe48b286d..7290eacc8cee 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -2379,6 +2379,8 @@ enum nl80211_attrs {
#define NL80211_ATTR_KEYS NL80211_ATTR_KEYS
#define NL80211_ATTR_FEATURE_FLAGS NL80211_ATTR_FEATURE_FLAGS
+#define NL80211_WIPHY_NAME_MAXLEN 128
+
#define NL80211_MAX_SUPP_RATES 32
#define NL80211_MAX_SUPP_HT_RATES 77
#define NL80211_MAX_SUPP_REG_RULES 64
diff --git a/net/core/sock.c b/net/core/sock.c
index e3b60460dc9c..1c4c43483b54 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1457,7 +1457,7 @@ void sk_destruct(struct sock *sk)
static void __sk_free(struct sock *sk)
{
- if (unlikely(sock_diag_has_destroy_listeners(sk) && sk->sk_net_refcnt))
+ if (unlikely(sk->sk_net_refcnt && sock_diag_has_destroy_listeners(sk)))
sock_diag_broadcast_destroy(sk);
else
sk_destruct(sk);
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 2c3c1a223df4..3b1f3bc8becb 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -1076,7 +1076,8 @@ static int __ip_append_data(struct sock *sk,
if (copy > length)
copy = length;
- if (!(rt->dst.dev->features&NETIF_F_SG)) {
+ if (!(rt->dst.dev->features&NETIF_F_SG) &&
+ skb_tailroom(skb) >= copy) {
unsigned int off;
off = skb->len;
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index a69606031e5f..f07a0a1c98ff 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -2691,8 +2691,10 @@ int __tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb, int segs)
return -EBUSY;
if (before(TCP_SKB_CB(skb)->seq, tp->snd_una)) {
- if (before(TCP_SKB_CB(skb)->end_seq, tp->snd_una))
- BUG();
+ if (unlikely(before(TCP_SKB_CB(skb)->end_seq, tp->snd_una))) {
+ WARN_ON_ONCE(1);
+ return -EINVAL;
+ }
if (tcp_trim_head(sk, skb, tp->snd_una - TCP_SKB_CB(skb)->seq))
return -ENOMEM;
}
@@ -3236,6 +3238,7 @@ static void tcp_connect_init(struct sock *sk)
sock_reset_flag(sk, SOCK_DONE);
tp->snd_wnd = 0;
tcp_init_wl(tp, 0);
+ tcp_write_queue_purge(sk);
tp->snd_una = tp->write_seq;
tp->snd_sml = tp->write_seq;
tp->snd_up = tp->write_seq;
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 58a6eeeacbf7..e8560031a0be 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1545,7 +1545,8 @@ static int __ip6_append_data(struct sock *sk,
if (copy > length)
copy = length;
- if (!(rt->dst.dev->features&NETIF_F_SG)) {
+ if (!(rt->dst.dev->features&NETIF_F_SG) &&
+ skb_tailroom(skb) >= copy) {
unsigned int off;
off = skb->len;
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index a027f8c00944..b2b50756263b 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -2910,13 +2910,15 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len)
if (skb == NULL)
goto out_unlock;
- skb_set_network_header(skb, reserve);
+ skb_reset_network_header(skb);
err = -EINVAL;
if (sock->type == SOCK_DGRAM) {
offset = dev_hard_header(skb, dev, ntohs(proto), addr, NULL, len);
if (unlikely(offset < 0))
goto out_free;
+ } else if (reserve) {
+ skb_push(skb, reserve);
}
/* Returns -EFAULT on error */
diff --git a/net/wireless/core.c b/net/wireless/core.c
index ce16da2905dc..7fbf4dd07277 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -95,6 +95,9 @@ static int cfg80211_dev_check_name(struct cfg80211_registered_device *rdev,
ASSERT_RTNL();
+ if (strlen(newname) > NL80211_WIPHY_NAME_MAXLEN)
+ return -EINVAL;
+
/* prohibit calling the thing phy%d when %d is not its number */
sscanf(newname, PHY_NAME "%d%n", &wiphy_idx, &taken);
if (taken == strlen(newname) && wiphy_idx != rdev->wiphy_idx) {
diff --git a/sound/soc/au1x/ac97c.c b/sound/soc/au1x/ac97c.c
index 29a97d52e8ad..66d6c52e7761 100644
--- a/sound/soc/au1x/ac97c.c
+++ b/sound/soc/au1x/ac97c.c
@@ -91,8 +91,8 @@ static unsigned short au1xac97c_ac97_read(struct snd_ac97 *ac97,
do {
mutex_lock(&ctx->lock);
- tmo = 5;
- while ((RD(ctx, AC97_STATUS) & STAT_CP) && tmo--)
+ tmo = 6;
+ while ((RD(ctx, AC97_STATUS) & STAT_CP) && --tmo)
udelay(21); /* wait an ac97 frame time */
if (!tmo) {
pr_debug("ac97rd timeout #1\n");
@@ -105,7 +105,7 @@ static unsigned short au1xac97c_ac97_read(struct snd_ac97 *ac97,
* poll, Forrest, poll...
*/
tmo = 0x10000;
- while ((RD(ctx, AC97_STATUS) & STAT_CP) && tmo--)
+ while ((RD(ctx, AC97_STATUS) & STAT_CP) && --tmo)
asm volatile ("nop");
data = RD(ctx, AC97_CMDRESP);
diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c
index 85324e61cbd5..2d14e37ddc3f 100644
--- a/sound/soc/samsung/i2s.c
+++ b/sound/soc/samsung/i2s.c
@@ -642,8 +642,12 @@ static int i2s_set_fmt(struct snd_soc_dai *dai,
tmp |= mod_slave;
break;
case SND_SOC_DAIFMT_CBS_CFS:
- /* Set default source clock in Master mode */
- if (i2s->rclk_srcrate == 0)
+ /*
+ * Set default source clock in Master mode, only when the
+ * CLK_I2S_RCLK_SRC clock is not exposed so we ensure any
+ * clock configuration assigned in DT is not overwritten.
+ */
+ if (i2s->rclk_srcrate == 0 && i2s->clk_data.clks == NULL)
i2s_set_sysclk(dai, SAMSUNG_I2S_RCLKSRC_0,
0, SND_SOC_CLOCK_IN);
break;
@@ -858,6 +862,11 @@ static int config_setup(struct i2s_dai *i2s)
return 0;
if (!(i2s->quirks & QUIRK_NO_MUXPSR)) {
+ struct clk *rclksrc = i2s->clk_table[CLK_I2S_RCLK_SRC];
+
+ if (i2s->rclk_srcrate == 0 && rclksrc && !IS_ERR(rclksrc))
+ i2s->rclk_srcrate = clk_get_rate(rclksrc);
+
psr = i2s->rclk_srcrate / i2s->frmclk / rfs;
writel(((psr - 1) << 8) | PSR_PSREN, i2s->addr + I2SPSR);
dev_dbg(&i2s->pdev->dev,
diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c
index 8a758c994506..d6b48c796bfc 100644
--- a/sound/soc/soc-topology.c
+++ b/sound/soc/soc-topology.c
@@ -1180,6 +1180,9 @@ static struct snd_kcontrol_new *soc_tplg_dapm_widget_dmixer_create(
kfree(sm);
continue;
}
+
+ /* create any TLV data */
+ soc_tplg_create_tlv(tplg, &kc[i], &mc->hdr);
}
return kc;
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index 45655b9108e8..da9fc08b20bb 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -1153,24 +1153,27 @@ bool snd_usb_get_sample_rate_quirk(struct snd_usb_audio *chip)
return false;
}
-/* Marantz/Denon USB DACs need a vendor cmd to switch
+/* ITF-USB DSD based DACs need a vendor cmd to switch
* between PCM and native DSD mode
+ * (2 altsets version)
*/
-static bool is_marantz_denon_dac(unsigned int id)
+static bool is_itf_usb_dsd_2alts_dac(unsigned int id)
{
switch (id) {
case USB_ID(0x154e, 0x1003): /* Denon DA-300USB */
case USB_ID(0x154e, 0x3005): /* Marantz HD-DAC1 */
case USB_ID(0x154e, 0x3006): /* Marantz SA-14S1 */
+ case USB_ID(0x1852, 0x5065): /* Luxman DA-06 */
return true;
}
return false;
}
-/* TEAC UD-501/UD-503/NT-503 USB DACs need a vendor cmd to switch
- * between PCM/DOP and native DSD mode
+/* ITF-USB DSD based DACs need a vendor cmd to switch
+ * between PCM and native DSD mode
+ * (3 altsets version)
*/
-static bool is_teac_dsd_dac(unsigned int id)
+static bool is_itf_usb_dsd_3alts_dac(unsigned int id)
{
switch (id) {
case USB_ID(0x0644, 0x8043): /* TEAC UD-501/UD-503/NT-503 */
@@ -1187,7 +1190,7 @@ int snd_usb_select_mode_quirk(struct snd_usb_substream *subs,
struct usb_device *dev = subs->dev;
int err;
- if (is_marantz_denon_dac(subs->stream->chip->usb_id)) {
+ if (is_itf_usb_dsd_2alts_dac(subs->stream->chip->usb_id)) {
/* First switch to alt set 0, otherwise the mode switch cmd
* will not be accepted by the DAC
*/
@@ -1208,7 +1211,7 @@ int snd_usb_select_mode_quirk(struct snd_usb_substream *subs,
break;
}
mdelay(20);
- } else if (is_teac_dsd_dac(subs->stream->chip->usb_id)) {
+ } else if (is_itf_usb_dsd_3alts_dac(subs->stream->chip->usb_id)) {
/* Vendor mode switch cmd is required. */
switch (fmt->altsetting) {
case 3: /* DSD mode (DSD_U32) requested */
@@ -1304,10 +1307,10 @@ void snd_usb_ctl_msg_quirk(struct usb_device *dev, unsigned int pipe,
(requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
mdelay(20);
- /* Marantz/Denon devices with USB DAC functionality need a delay
+ /* ITF-USB DSD based DACs functionality need a delay
* after each class compliant request
*/
- if (is_marantz_denon_dac(chip->usb_id)
+ if (is_itf_usb_dsd_2alts_dac(chip->usb_id)
&& (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
mdelay(20);
@@ -1371,14 +1374,14 @@ u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
break;
}
- /* Denon/Marantz devices with USB DAC functionality */
- if (is_marantz_denon_dac(chip->usb_id)) {
+ /* ITF-USB DSD based DACs (2 altsets version) */
+ if (is_itf_usb_dsd_2alts_dac(chip->usb_id)) {
if (fp->altsetting == 2)
return SNDRV_PCM_FMTBIT_DSD_U32_BE;
}
- /* TEAC devices with USB DAC functionality */
- if (is_teac_dsd_dac(chip->usb_id)) {
+ /* ITF-USB DSD based DACs (3 altsets version) */
+ if (is_itf_usb_dsd_3alts_dac(chip->usb_id)) {
if (fp->altsetting == 3)
return SNDRV_PCM_FMTBIT_DSD_U32_BE;
}
^ permalink raw reply related [flat|nested] 2+ messages in thread
end of thread, other threads:[~2018-05-25 14:52 UTC | newest]
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2018-05-25 14:51 Linux 4.9.103 Greg KH
2018-05-25 14:51 ` Greg KH
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