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| author | Juergen Gross <jgross@suse.com> | 2024-12-18 11:09:18 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-01-23 17:16:01 +0100 |
| commit | aba13043e628f0aa17b338f8200e9e92b819554c (patch) | |
| tree | 486781f959fb72a880a48578969289e954693988 /arch | |
| parent | 612269eb3f8f365bddad351b21ed656a14ea0876 (diff) | |
| download | linux-aba13043e628f0aa17b338f8200e9e92b819554c.tar.gz linux-aba13043e628f0aa17b338f8200e9e92b819554c.tar.bz2 linux-aba13043e628f0aa17b338f8200e9e92b819554c.zip | |
x86/asm: Make serialize() always_inline
[ Upstream commit ae02ae16b76160f0aeeae2c5fb9b15226d00a4ef ]
In order to allow serialize() to be used from noinstr code, make it
__always_inline.
Fixes: 0ef8047b737d ("x86/static-call: provide a way to do very early static-call updates")
Closes: https://lore.kernel.org/oe-kbuild-all/202412181756.aJvzih2K-lkp@intel.com/
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/20241218100918.22167-1-jgross@suse.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/include/asm/special_insns.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/include/asm/special_insns.h b/arch/x86/include/asm/special_insns.h index 68c257a3de0d..147e83fa86e2 100644 --- a/arch/x86/include/asm/special_insns.h +++ b/arch/x86/include/asm/special_insns.h @@ -224,7 +224,7 @@ static inline void clwb(volatile void *__p) #define nop() asm volatile ("nop") -static inline void serialize(void) +static __always_inline void serialize(void) { /* Instruction opcode for SERIALIZE; supported in binutils >= 2.35. */ asm volatile(".byte 0xf, 0x1, 0xe8" ::: "memory"); |