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x86/asm: Make serialize() always_inline

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

authored by Juergen Gross and committed by Borislav Petkov (AMD) ae02ae16 de31b3cd

options
unified split
Changed files
+1 -1
arch
x86
include
asm
special_insns.h
+1 -1
arch/x86/include/asm/special_insns.h
··· 217 217 218 218 #define nop() asm volatile ("nop") 219 219 220 - static inline void serialize(void) 220 + static __always_inline void serialize(void) 221 221 { 222 222 /* Instruction opcode for SERIALIZE; supported in binutils >= 2.35. */ 223 223 asm volatile(".byte 0xf, 0x1, 0xe8" ::: "memory");