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authorHeiko Carstens <hca@linux.ibm.com>2020-11-20 19:15:58 +0100
committerHeiko Carstens <hca@linux.ibm.com>2020-11-20 19:15:58 +0100
commit6c816038016f96751ec2bd992f0ca702eadabff0 (patch)
tree960d8388c7857fa3d2c4b7cefe3a095c3833a15f /arch/s390/kernel
parents390/sclp: provide extended sccb support (diff)
parents390/cpum_sf.c: fix file permission for cpum_sfb_size (diff)
downloadlinux-6c816038016f96751ec2bd992f0ca702eadabff0.tar.xz
linux-6c816038016f96751ec2bd992f0ca702eadabff0.zip
Merge branch 'fixes' into features
* fixes: s390/cpum_sf.c: fix file permission for cpum_sfb_size s390: update defconfigs s390: fix system call exit path Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Diffstat (limited to 'arch/s390/kernel')
-rw-r--r--arch/s390/kernel/entry.S2
-rw-r--r--arch/s390/kernel/perf_cpum_sf.c2
2 files changed, 3 insertions, 1 deletions
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index 86235919c2d1..5346545b9860 100644
--- a/arch/s390/kernel/entry.S
+++ b/arch/s390/kernel/entry.S
@@ -422,6 +422,7 @@ ENTRY(system_call)
#endif
LOCKDEP_SYS_EXIT
.Lsysc_tif:
+ DISABLE_INTS
TSTMSK __PT_FLAGS(%r11),_PIF_WORK
jnz .Lsysc_work
TSTMSK __TI_flags(%r12),_TIF_WORK
@@ -444,6 +445,7 @@ ENTRY(system_call)
# One of the work bits is on. Find out which one.
#
.Lsysc_work:
+ ENABLE_INTS
TSTMSK __TI_flags(%r12),_TIF_NEED_RESCHED
jo .Lsysc_reschedule
TSTMSK __PT_FLAGS(%r11),_PIF_SYSCALL_RESTART
diff --git a/arch/s390/kernel/perf_cpum_sf.c b/arch/s390/kernel/perf_cpum_sf.c
index 4f9e4626df55..f100c9209743 100644
--- a/arch/s390/kernel/perf_cpum_sf.c
+++ b/arch/s390/kernel/perf_cpum_sf.c
@@ -2228,4 +2228,4 @@ out:
}
arch_initcall(init_cpum_sampling_pmu);
-core_param(cpum_sfb_size, CPUM_SF_MAX_SDB, sfb_size, 0640);
+core_param(cpum_sfb_size, CPUM_SF_MAX_SDB, sfb_size, 0644);