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| author | Uros Bizjak <ubizjak@gmail.com> | 2026-03-30 08:57:44 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2026-03-30 10:10:16 +0300 |
| commit | caf3cb2ef22e4b4ff9f6bb48f71ce30dae663326 (patch) | |
| tree | 6e45137ee00bb37cc2c5206fd133b888d463ca2d | |
| parent | 8379ca68a01c38485b620d36a72d8aeeca86e743 (diff) | |
| download | linux-caf3cb2ef22e4b4ff9f6bb48f71ce30dae663326.tar.xz | |
x86/asm/segment: Use ASM_INPUT_RM in __loadsegment_fs()
Use the ASM_INPUT_RM macro in __loadsegment_fs() to work around Clang
problems with the "rm" asm constraint. Clang seems to always chose the
memory input, while it is almost always the worst choice.
Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Nathan Chancellor <nathan@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: H. Peter Anvin <hpa@zytor.com>
Link: https://patch.msgid.link/20260330055823.5793-3-ubizjak@gmail.com
| -rw-r--r-- | arch/x86/include/asm/segment.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/include/asm/segment.h b/arch/x86/include/asm/segment.h index 3fe3a310844c..0f4283dcd0c4 100644 --- a/arch/x86/include/asm/segment.h +++ b/arch/x86/include/asm/segment.h @@ -335,7 +335,7 @@ static inline void __loadsegment_fs(unsigned short value) _ASM_EXTABLE_TYPE(1b, 2b, EX_TYPE_CLEAR_FS) - : : "rm" (value) : "memory"); + : : ASM_INPUT_RM (value) : "memory"); } /* __loadsegment_gs is intentionally undefined. Use load_gs_index instead. */ |