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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2015-04-14 22:28:32 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2015-04-14 22:28:32 +0100 |
| commit | 4b2f8838479eb2abe042e094f7d2cced6d5ea772 (patch) | |
| tree | 5ef3236b354a494c8d71a572896283e44989c696 /arch/s390/include/asm/page.h | |
| parent | c848791f0336914a3081ea3fe029cf177d81de81 (diff) | |
| parent | 9fd85eb502a78bd812db58bd1f668b2a06ee30a5 (diff) | |
| download | linux-4b2f8838479eb2abe042e094f7d2cced6d5ea772.tar.bz2 | |
Merge branch 'devel-stable' into for-next
Diffstat (limited to 'arch/s390/include/asm/page.h')
| -rw-r--r-- | arch/s390/include/asm/page.h | 11 |
1 files changed, 1 insertions, 10 deletions
diff --git a/arch/s390/include/asm/page.h b/arch/s390/include/asm/page.h index 7b2ac6e44166..53eacbd4f09b 100644 --- a/arch/s390/include/asm/page.h +++ b/arch/s390/include/asm/page.h @@ -37,16 +37,7 @@ static inline void storage_key_init_range(unsigned long start, unsigned long end #endif } -static inline void clear_page(void *page) -{ - register unsigned long reg1 asm ("1") = 0; - register void *reg2 asm ("2") = page; - register unsigned long reg3 asm ("3") = 4096; - asm volatile( - " mvcl 2,0" - : "+d" (reg2), "+d" (reg3) : "d" (reg1) - : "memory", "cc"); -} +#define clear_page(page) memset((page), 0, PAGE_SIZE) /* * copy_page uses the mvcl instruction with 0xb0 padding byte in order to |