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| author | Josh Poimboeuf <jpoimboe@kernel.org> | 2025-03-02 17:21:01 -0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2025-03-04 11:21:40 +0100 |
| commit | 224788b63a2e426b6b82c76456a068a2ab87610f (patch) | |
| tree | 721d3b66ef0aff46a437370a9c2c8714830ff131 /arch/x86/include/asm/apic.h | |
| parent | x86/hyperv: Use named operands in inline asm (diff) | |
| download | linux-224788b63a2e426b6b82c76456a068a2ab87610f.tar.gz linux-224788b63a2e426b6b82c76456a068a2ab87610f.zip | |
x86/alternatives: Simplify alternative_call() interface
Separate the input from the clobbers in preparation for appending the
input.
Do this in preparation of changing the ASM_CALL_CONSTRAINT primitive.
Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: linux-kernel@vger.kernel.org
Diffstat (limited to 'arch/x86/include/asm/apic.h')
| -rw-r--r-- | arch/x86/include/asm/apic.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h index f21ff1932699..c903d358405d 100644 --- a/arch/x86/include/asm/apic.h +++ b/arch/x86/include/asm/apic.h @@ -99,8 +99,8 @@ static inline void native_apic_mem_write(u32 reg, u32 v) volatile u32 *addr = (volatile u32 *)(APIC_BASE + reg); alternative_io("movl %0, %1", "xchgl %0, %1", X86_BUG_11AP, - ASM_OUTPUT2("=r" (v), "=m" (*addr)), - ASM_OUTPUT2("0" (v), "m" (*addr))); + ASM_OUTPUT("=r" (v), "=m" (*addr)), + ASM_INPUT("0" (v), "m" (*addr))); } static inline u32 native_apic_mem_read(u32 reg) |