[PATCH 06/14] x86/alternative: Convert alternative_io()

From: Borislav Petkov
Date: Fri May 31 2024 - 08:37:06 EST


From: "Borislav Petkov (AMD)" <bp@xxxxxxxxx>

Signed-off-by: Borislav Petkov (AMD) <bp@xxxxxxxxx>
---
arch/x86/include/asm/alternative.h | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/arch/x86/include/asm/alternative.h b/arch/x86/include/asm/alternative.h
index 7f5f26fc42a9..8a0a6ba4b741 100644
--- a/arch/x86/include/asm/alternative.h
+++ b/arch/x86/include/asm/alternative.h
@@ -335,14 +335,9 @@ static inline int alternatives_text_reserved(void *start, void *end)

/* Like alternative_input, but with a single output argument */
#define alternative_io(oldinstr, newinstr, ft_flags, output, input...) \
- asm_inline volatile (ALTERNATIVE(oldinstr, newinstr, ft_flags) \
+ asm_inline volatile(N_ALTERNATIVE(oldinstr, newinstr, ft_flags) \
: output : "i" (0), ## input)

-#define n_alternative_io(oldinstr, newinstr, ft_flags, output, input...) \
- asm_inline volatile (N_ALTERNATIVE(oldinstr, newinstr, ft_flags) \
- : output : "i" (0), ## input)
-
-
/* Like alternative_io, but for replacing a direct call with another one. */
#define alternative_call(oldfunc, newfunc, ft_flags, output, input...) \
asm_inline volatile (ALTERNATIVE("call %c[old]", "call %c[new]", ft_flags) \
--
2.43.0