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| author | Vasily Gorbik | 2017-11-20 12:13:52 +0100 |
|---|---|---|
| committer | Martin Schwidefsky | 2018-10-09 11:21:26 +0200 |
| commit | 9e8df6daed9e59153624e52aa4832ddaf39f1ae8 (patch) | |
| tree | a8e09dfddde0eed16b6665d677d69b55422be560 /arch/s390/include/asm | |
| parent | compiler: introduce __no_sanitize_address_or_inline (diff) | |
| download | kernel-qcow2-linux-9e8df6daed9e59153624e52aa4832ddaf39f1ae8.tar.gz kernel-qcow2-linux-9e8df6daed9e59153624e52aa4832ddaf39f1ae8.tar.xz kernel-qcow2-linux-9e8df6daed9e59153624e52aa4832ddaf39f1ae8.zip | |
s390/smp: kasan stack instrumentation support
smp_start_secondary function is called without DAT enabled. To avoid
disabling kasan instrumentation for entire arch/s390/kernel/smp.c
smp_start_secondary has been split in 2 parts. smp_start_secondary has
instrumentation disabled, it does minimal setup and enables DAT. Then
instrumentated __smp_start_secondary is called to do the rest.
__load_psw_mask function instrumentation has been disabled as well
to be able to call it from smp_start_secondary.
Reviewed-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/include/asm')
| -rw-r--r-- | arch/s390/include/asm/processor.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h index 43494a014d5b..55956c96558c 100644 --- a/arch/s390/include/asm/processor.h +++ b/arch/s390/include/asm/processor.h @@ -336,7 +336,7 @@ static inline void __load_psw(psw_t psw) * Set PSW mask to specified value, while leaving the * PSW addr pointing to the next instruction. */ -static inline void __load_psw_mask(unsigned long mask) +static __no_sanitize_address_or_inline void __load_psw_mask(unsigned long mask) { unsigned long addr; psw_t psw; |