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| author | Heiko Carstens <hca@linux.ibm.com> | 2023-04-02 20:55:16 +0200 |
|---|---|---|
| committer | Vasily Gorbik <gor@linux.ibm.com> | 2023-04-13 17:36:26 +0200 |
| commit | 22e99fa56443f19b96e2e888854bfc202dd97069 (patch) | |
| tree | 689aaca3105e99bfd14c51c951183389367f82a2 | |
| parent | bac30ea9ef80624dfe4bf20c0fc2073dcc771a87 (diff) | |
s390/mm: implement set_memory_rox()
Provide the s390 specific native set_memory_rox() implementation to avoid
frequent set_memory_ro(); set_memory_x() call pairs.
This is the s390 variant of commit 60463628c9e0 ("x86/mm: Implement native
set_memory_rox()").
Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
| -rw-r--r-- | arch/s390/include/asm/set_memory.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/s390/include/asm/set_memory.h b/arch/s390/include/asm/set_memory.h index 950d87bd997a..f4362ce1e17a 100644 --- a/arch/s390/include/asm/set_memory.h +++ b/arch/s390/include/asm/set_memory.h @@ -34,6 +34,12 @@ static inline int set_memory_x(unsigned long addr, int numpages) return __set_memory(addr, numpages, SET_MEMORY_X); } +#define set_memory_rox set_memory_rox +static inline int set_memory_rox(unsigned long addr, int numpages) +{ + return __set_memory(addr, numpages, SET_MEMORY_RO | SET_MEMORY_X); +} + static inline int set_memory_4k(unsigned long addr, int numpages) { return __set_memory(addr, numpages, SET_MEMORY_4K); |