M7350/kernel/arch/x86/include/asm/alternative-asm.h

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2024-09-09 08:52:07 +00:00
#ifdef __ASSEMBLY__
#include <asm/asm.h>
#ifdef CONFIG_SMP
.macro LOCK_PREFIX
672: lock
.section .smp_locks,"a"
.balign 4
.long 672b - .
.previous
.endm
#else
.macro LOCK_PREFIX
.endm
#endif
.macro altinstruction_entry orig alt feature orig_len alt_len
.long \orig - .
.long \alt - .
.word \feature
.byte \orig_len
.byte \alt_len
.endm
#endif /* __ASSEMBLY__ */