* [GIT PULL] s390 fixes for 6.5-rc5
@ 2023-08-03 7:47 Heiko Carstens
2023-08-03 16:30 ` pr-tracker-bot
0 siblings, 1 reply; 2+ messages in thread
From: Heiko Carstens @ 2023-08-03 7:47 UTC (permalink / raw)
To: Linus Torvalds; +Cc: Vasily Gorbik, Alexander Gordeev, linux-s390, linux-kernel
Hello Linus,
please pull a couple of s390 fixes for 6.5-rc5.
Thanks,
Heiko
The following changes since commit 6eaae198076080886b9e7d57f4ae06fa782f90ef:
Linux 6.5-rc3 (2023-07-23 15:24:10 -0700)
are available in the Git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git tags/s390-6.5-4
for you to fetch changes up to 388acb471662c273d94163a8502f09668f380686:
s390/ptrace: add missing linux/const.h include (2023-08-01 16:47:03 +0200)
----------------------------------------------------------------
s390 fixes for 6.5-rc5
- Split kernel large page mappings into 4k mappings in case debug
pagealloc is enabled again. This got by accident removed with
commit bb1520d581a3 ("s390/mm: start kernel with DAT enabled")
- Fix error handling in KVM's sthyi handling
- Add missing include to s390's uapi ptrace.h
- Update defconfigs
----------------------------------------------------------------
Heiko Carstens (3):
s390: update defconfigs
KVM: s390: fix sthyi error handling
s390/ptrace: add missing linux/const.h include
Sven Schnelle (1):
s390/vmem: split pages when debug pagealloc is enabled
arch/s390/configs/debug_defconfig | 11 ++++++-----
arch/s390/configs/defconfig | 9 +++++----
arch/s390/configs/zfcpdump_defconfig | 1 -
arch/s390/include/uapi/asm/ptrace.h | 2 ++
arch/s390/kernel/sthyi.c | 6 +++---
arch/s390/kvm/intercept.c | 9 ++++++---
arch/s390/mm/vmem.c | 2 ++
7 files changed, 24 insertions(+), 16 deletions(-)
diff --git a/arch/s390/configs/debug_defconfig b/arch/s390/configs/debug_defconfig
index aa95cf6dfabb..32bf2c7b4057 100644
--- a/arch/s390/configs/debug_defconfig
+++ b/arch/s390/configs/debug_defconfig
@@ -116,7 +116,6 @@ CONFIG_UNIX=y
CONFIG_UNIX_DIAG=m
CONFIG_XFRM_USER=m
CONFIG_NET_KEY=m
-CONFIG_NET_TC_SKB_EXT=y
CONFIG_SMC=m
CONFIG_SMC_DIAG=m
CONFIG_INET=y
@@ -193,6 +192,7 @@ CONFIG_NFT_REJECT=m
CONFIG_NFT_COMPAT=m
CONFIG_NFT_HASH=m
CONFIG_NFT_FIB_INET=m
+CONFIG_NETFILTER_XTABLES_COMPAT=y
CONFIG_NETFILTER_XT_SET=m
CONFIG_NETFILTER_XT_TARGET_AUDIT=m
CONFIG_NETFILTER_XT_TARGET_CHECKSUM=m
@@ -379,6 +379,7 @@ CONFIG_NET_ACT_SIMP=m
CONFIG_NET_ACT_SKBEDIT=m
CONFIG_NET_ACT_CSUM=m
CONFIG_NET_ACT_GATE=m
+CONFIG_NET_TC_SKB_EXT=y
CONFIG_DNS_RESOLVER=y
CONFIG_OPENVSWITCH=m
CONFIG_VSOCKETS=m
@@ -395,6 +396,7 @@ CONFIG_HOTPLUG_PCI=y
CONFIG_HOTPLUG_PCI_S390=y
CONFIG_DEVTMPFS=y
CONFIG_DEVTMPFS_SAFE=y
+# CONFIG_FW_LOADER is not set
CONFIG_CONNECTOR=y
CONFIG_ZRAM=y
CONFIG_BLK_DEV_LOOP=m
@@ -502,7 +504,6 @@ CONFIG_NLMON=m
# CONFIG_NET_VENDOR_GOOGLE is not set
# CONFIG_NET_VENDOR_HUAWEI is not set
# CONFIG_NET_VENDOR_INTEL is not set
-# CONFIG_NET_VENDOR_WANGXUN is not set
# CONFIG_NET_VENDOR_LITEX is not set
# CONFIG_NET_VENDOR_MARVELL is not set
CONFIG_MLX4_EN=m
@@ -542,6 +543,7 @@ CONFIG_MLX5_CORE_EN=y
# CONFIG_NET_VENDOR_TI is not set
# CONFIG_NET_VENDOR_VERTEXCOM is not set
# CONFIG_NET_VENDOR_VIA is not set
+# CONFIG_NET_VENDOR_WANGXUN is not set
# CONFIG_NET_VENDOR_WIZNET is not set
# CONFIG_NET_VENDOR_XILINX is not set
CONFIG_PPP=m
@@ -646,7 +648,6 @@ CONFIG_TMPFS=y
CONFIG_TMPFS_POSIX_ACL=y
CONFIG_TMPFS_INODE64=y
CONFIG_HUGETLBFS=y
-CONFIG_CONFIGFS_FS=m
CONFIG_ECRYPT_FS=m
CONFIG_CRAMFS=m
CONFIG_SQUASHFS=m
@@ -690,7 +691,6 @@ CONFIG_HARDENED_USERCOPY=y
CONFIG_FORTIFY_SOURCE=y
CONFIG_SECURITY_SELINUX=y
CONFIG_SECURITY_SELINUX_BOOTPARAM=y
-CONFIG_SECURITY_SELINUX_DISABLE=y
CONFIG_SECURITY_LOCKDOWN_LSM=y
CONFIG_SECURITY_LOCKDOWN_LSM_EARLY=y
CONFIG_SECURITY_LANDLOCK=y
@@ -744,7 +744,6 @@ CONFIG_CRYPTO_MD4=m
CONFIG_CRYPTO_MD5=y
CONFIG_CRYPTO_MICHAEL_MIC=m
CONFIG_CRYPTO_RMD160=m
-CONFIG_CRYPTO_SHA3=m
CONFIG_CRYPTO_SM3_GENERIC=m
CONFIG_CRYPTO_VMAC=m
CONFIG_CRYPTO_WP512=m
@@ -844,6 +843,7 @@ CONFIG_PREEMPT_TRACER=y
CONFIG_SCHED_TRACER=y
CONFIG_FTRACE_SYSCALLS=y
CONFIG_BLK_DEV_IO_TRACE=y
+CONFIG_USER_EVENTS=y
CONFIG_HIST_TRIGGERS=y
CONFIG_FTRACE_STARTUP_TEST=y
# CONFIG_EVENT_TRACE_STARTUP_TEST is not set
@@ -866,6 +866,7 @@ CONFIG_FAIL_MAKE_REQUEST=y
CONFIG_FAIL_IO_TIMEOUT=y
CONFIG_FAIL_FUTEX=y
CONFIG_FAULT_INJECTION_DEBUG_FS=y
+CONFIG_FAULT_INJECTION_CONFIGFS=y
CONFIG_FAULT_INJECTION_STACKTRACE_FILTER=y
CONFIG_LKDTM=m
CONFIG_TEST_MIN_HEAP=y
diff --git a/arch/s390/configs/defconfig b/arch/s390/configs/defconfig
index f041945f9148..f95b7c62a043 100644
--- a/arch/s390/configs/defconfig
+++ b/arch/s390/configs/defconfig
@@ -107,7 +107,6 @@ CONFIG_UNIX=y
CONFIG_UNIX_DIAG=m
CONFIG_XFRM_USER=m
CONFIG_NET_KEY=m
-CONFIG_NET_TC_SKB_EXT=y
CONFIG_SMC=m
CONFIG_SMC_DIAG=m
CONFIG_INET=y
@@ -184,6 +183,7 @@ CONFIG_NFT_REJECT=m
CONFIG_NFT_COMPAT=m
CONFIG_NFT_HASH=m
CONFIG_NFT_FIB_INET=m
+CONFIG_NETFILTER_XTABLES_COMPAT=y
CONFIG_NETFILTER_XT_SET=m
CONFIG_NETFILTER_XT_TARGET_AUDIT=m
CONFIG_NETFILTER_XT_TARGET_CHECKSUM=m
@@ -369,6 +369,7 @@ CONFIG_NET_ACT_SIMP=m
CONFIG_NET_ACT_SKBEDIT=m
CONFIG_NET_ACT_CSUM=m
CONFIG_NET_ACT_GATE=m
+CONFIG_NET_TC_SKB_EXT=y
CONFIG_DNS_RESOLVER=y
CONFIG_OPENVSWITCH=m
CONFIG_VSOCKETS=m
@@ -385,6 +386,7 @@ CONFIG_HOTPLUG_PCI_S390=y
CONFIG_UEVENT_HELPER=y
CONFIG_DEVTMPFS=y
CONFIG_DEVTMPFS_SAFE=y
+# CONFIG_FW_LOADER is not set
CONFIG_CONNECTOR=y
CONFIG_ZRAM=y
CONFIG_BLK_DEV_LOOP=m
@@ -492,7 +494,6 @@ CONFIG_NLMON=m
# CONFIG_NET_VENDOR_GOOGLE is not set
# CONFIG_NET_VENDOR_HUAWEI is not set
# CONFIG_NET_VENDOR_INTEL is not set
-# CONFIG_NET_VENDOR_WANGXUN is not set
# CONFIG_NET_VENDOR_LITEX is not set
# CONFIG_NET_VENDOR_MARVELL is not set
CONFIG_MLX4_EN=m
@@ -532,6 +533,7 @@ CONFIG_MLX5_CORE_EN=y
# CONFIG_NET_VENDOR_TI is not set
# CONFIG_NET_VENDOR_VERTEXCOM is not set
# CONFIG_NET_VENDOR_VIA is not set
+# CONFIG_NET_VENDOR_WANGXUN is not set
# CONFIG_NET_VENDOR_WIZNET is not set
# CONFIG_NET_VENDOR_XILINX is not set
CONFIG_PPP=m
@@ -673,7 +675,6 @@ CONFIG_SECURITY=y
CONFIG_SECURITY_NETWORK=y
CONFIG_SECURITY_SELINUX=y
CONFIG_SECURITY_SELINUX_BOOTPARAM=y
-CONFIG_SECURITY_SELINUX_DISABLE=y
CONFIG_SECURITY_LOCKDOWN_LSM=y
CONFIG_SECURITY_LOCKDOWN_LSM_EARLY=y
CONFIG_SECURITY_LANDLOCK=y
@@ -729,7 +730,6 @@ CONFIG_CRYPTO_MD4=m
CONFIG_CRYPTO_MD5=y
CONFIG_CRYPTO_MICHAEL_MIC=m
CONFIG_CRYPTO_RMD160=m
-CONFIG_CRYPTO_SHA3=m
CONFIG_CRYPTO_SM3_GENERIC=m
CONFIG_CRYPTO_VMAC=m
CONFIG_CRYPTO_WP512=m
@@ -793,6 +793,7 @@ CONFIG_STACK_TRACER=y
CONFIG_SCHED_TRACER=y
CONFIG_FTRACE_SYSCALLS=y
CONFIG_BLK_DEV_IO_TRACE=y
+CONFIG_USER_EVENTS=y
CONFIG_HIST_TRIGGERS=y
CONFIG_SAMPLES=y
CONFIG_SAMPLE_TRACE_PRINTK=m
diff --git a/arch/s390/configs/zfcpdump_defconfig b/arch/s390/configs/zfcpdump_defconfig
index 6f68b39817ef..e62fb2015102 100644
--- a/arch/s390/configs/zfcpdump_defconfig
+++ b/arch/s390/configs/zfcpdump_defconfig
@@ -53,7 +53,6 @@ CONFIG_ZFCP=y
# CONFIG_HVC_IUCV is not set
# CONFIG_HW_RANDOM_S390 is not set
# CONFIG_HMC_DRV is not set
-# CONFIG_S390_UV_UAPI is not set
# CONFIG_S390_TAPE is not set
# CONFIG_VMCP is not set
# CONFIG_MONWRITER is not set
diff --git a/arch/s390/include/uapi/asm/ptrace.h b/arch/s390/include/uapi/asm/ptrace.h
index f0fe3bcc78a8..bb0826024bb9 100644
--- a/arch/s390/include/uapi/asm/ptrace.h
+++ b/arch/s390/include/uapi/asm/ptrace.h
@@ -8,6 +8,8 @@
#ifndef _UAPI_S390_PTRACE_H
#define _UAPI_S390_PTRACE_H
+#include <linux/const.h>
+
/*
* Offsets in the user_regs_struct. They are used for the ptrace
* system call and in entry.S
diff --git a/arch/s390/kernel/sthyi.c b/arch/s390/kernel/sthyi.c
index 4d141e2c132e..2ea7f208f0e7 100644
--- a/arch/s390/kernel/sthyi.c
+++ b/arch/s390/kernel/sthyi.c
@@ -459,9 +459,9 @@ static int sthyi_update_cache(u64 *rc)
*
* Fills the destination with system information returned by the STHYI
* instruction. The data is generated by emulation or execution of STHYI,
- * if available. The return value is the condition code that would be
- * returned, the rc parameter is the return code which is passed in
- * register R2 + 1.
+ * if available. The return value is either a negative error value or
+ * the condition code that would be returned, the rc parameter is the
+ * return code which is passed in register R2 + 1.
*/
int sthyi_fill(void *dst, u64 *rc)
{
diff --git a/arch/s390/kvm/intercept.c b/arch/s390/kvm/intercept.c
index 954d39adf85c..341abafb96e4 100644
--- a/arch/s390/kvm/intercept.c
+++ b/arch/s390/kvm/intercept.c
@@ -389,8 +389,8 @@ static int handle_partial_execution(struct kvm_vcpu *vcpu)
*/
int handle_sthyi(struct kvm_vcpu *vcpu)
{
- int reg1, reg2, r = 0;
- u64 code, addr, cc = 0, rc = 0;
+ int reg1, reg2, cc = 0, r = 0;
+ u64 code, addr, rc = 0;
struct sthyi_sctns *sctns = NULL;
if (!test_kvm_facility(vcpu->kvm, 74))
@@ -421,7 +421,10 @@ int handle_sthyi(struct kvm_vcpu *vcpu)
return -ENOMEM;
cc = sthyi_fill(sctns, &rc);
-
+ if (cc < 0) {
+ free_page((unsigned long)sctns);
+ return cc;
+ }
out:
if (!cc) {
if (kvm_s390_pv_cpu_is_protected(vcpu)) {
diff --git a/arch/s390/mm/vmem.c b/arch/s390/mm/vmem.c
index b26649233d12..24a66670f5c3 100644
--- a/arch/s390/mm/vmem.c
+++ b/arch/s390/mm/vmem.c
@@ -763,6 +763,8 @@ void __init vmem_map_init(void)
if (static_key_enabled(&cpu_has_bear))
set_memory_nx(0, 1);
set_memory_nx(PAGE_SIZE, 1);
+ if (debug_pagealloc_enabled())
+ set_memory_4k(0, ident_map_size >> PAGE_SHIFT);
pr_info("Write protected kernel read-only data: %luk\n",
(unsigned long)(__end_rodata - _stext) >> 10);
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [GIT PULL] s390 fixes for 6.5-rc5
2023-08-03 7:47 [GIT PULL] s390 fixes for 6.5-rc5 Heiko Carstens
@ 2023-08-03 16:30 ` pr-tracker-bot
0 siblings, 0 replies; 2+ messages in thread
From: pr-tracker-bot @ 2023-08-03 16:30 UTC (permalink / raw)
To: Heiko Carstens
Cc: Linus Torvalds, Vasily Gorbik, Alexander Gordeev, linux-s390,
linux-kernel
The pull request you sent on Thu, 3 Aug 2023 09:47:42 +0200:
> git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git tags/s390-6.5-4
has been merged into torvalds/linux.git:
https://git.kernel.org/torvalds/c/5e0ba145952328bf1a9c2f0be0bd59a9cc5a7b21
Thank you!
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