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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2024-05-14 03:36:32 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2024-05-14 03:36:32 +0300 |
| commit | d791a4da6be46559393b23beab73d2ca20518864 (patch) | |
| tree | aa54f0010293968754460e7dbf4d80688370c69a /arch/x86/include/asm/cpufeature.h | |
| parent | 019040fb8144fd24097e8260ec0fe231634bfc81 (diff) | |
| parent | a0c8cf9780359376496bbd6d2be1343badf68af7 (diff) | |
| download | linux-d791a4da6be46559393b23beab73d2ca20518864.tar.xz | |
Merge tag 'x86-asm-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 asm updates from Ingo Molnar:
- Clean up & fix asm() operand modifiers & constraints
- Misc cleanups
* tag 'x86-asm-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/alternatives: Remove a superfluous newline in _static_cpu_has()
x86/asm/64: Clean up memset16(), memset32(), memset64() assembly constraints in <asm/string_64.h>
x86/asm: Use "m" operand constraint in WRUSSQ asm template
x86/asm: Use %a instead of %P operand modifier in asm templates
x86/asm: Use %c/%n instead of %P operand modifier in asm templates
x86/asm: Remove %P operand modifier from altinstr asm templates
Diffstat (limited to 'arch/x86/include/asm/cpufeature.h')
| -rw-r--r-- | arch/x86/include/asm/cpufeature.h | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index 686e92d2663e..0325424c87f3 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -172,11 +172,10 @@ extern void clear_cpu_cap(struct cpuinfo_x86 *c, unsigned int bit); */ static __always_inline bool _static_cpu_has(u16 bit) { - asm goto( - ALTERNATIVE_TERNARY("jmp 6f", %P[feature], "", "jmp %l[t_no]") + asm goto(ALTERNATIVE_TERNARY("jmp 6f", %c[feature], "", "jmp %l[t_no]") ".pushsection .altinstr_aux,\"ax\"\n" "6:\n" - " testb %[bitnum]," _ASM_RIP(%P[cap_byte]) "\n" + " testb %[bitnum], %a[cap_byte]\n" " jnz %l[t_yes]\n" " jmp %l[t_no]\n" ".popsection\n" |