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| author | David S. Miller <davem@davemloft.net> | 2021-03-26 01:31:22 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-03-26 01:31:22 +0300 |
| commit | efd13b71a3fa31413f8d15342e01d44b60b0a432 (patch) | |
| tree | 2ed1b299e25538c5a60485a1047507b49d3e0ecf /arch/x86/include/asm/smap.h | |
| parent | 84c7f6c33f42a12eb036ebf0f0e3670799304120 (diff) | |
| parent | 002322402dafd846c424ffa9240a937f49b48c42 (diff) | |
| download | linux-efd13b71a3fa31413f8d15342e01d44b60b0a432.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/x86/include/asm/smap.h')
| -rw-r--r-- | arch/x86/include/asm/smap.h | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/arch/x86/include/asm/smap.h b/arch/x86/include/asm/smap.h index 8b58d6975d5d..0bc9b0895f33 100644 --- a/arch/x86/include/asm/smap.h +++ b/arch/x86/include/asm/smap.h @@ -58,9 +58,8 @@ static __always_inline unsigned long smap_save(void) unsigned long flags; asm volatile ("# smap_save\n\t" - ALTERNATIVE("jmp 1f", "", X86_FEATURE_SMAP) - "pushf; pop %0; " __ASM_CLAC "\n\t" - "1:" + ALTERNATIVE("", "pushf; pop %0; " __ASM_CLAC "\n\t", + X86_FEATURE_SMAP) : "=rm" (flags) : : "memory", "cc"); return flags; @@ -69,9 +68,8 @@ static __always_inline unsigned long smap_save(void) static __always_inline void smap_restore(unsigned long flags) { asm volatile ("# smap_restore\n\t" - ALTERNATIVE("jmp 1f", "", X86_FEATURE_SMAP) - "push %0; popf\n\t" - "1:" + ALTERNATIVE("", "push %0; popf\n\t", + X86_FEATURE_SMAP) : : "g" (flags) : "memory", "cc"); } |