linux-kernel - [PATCH 08/14] x86/alternative: Convert alternative_call

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Message-ID: <20240531123512.21427-9-bp@kernel.org>
Date: Fri, 31 May 2024 14:35:05 +0200
From: Borislav Petkov <bp@...nel.org>
To: X86 ML <x86@...nel.org>
Cc: LKML <linux-kernel@...r.kernel.org>,
	"Borislav Petkov (AMD)" <bp@...en8.de>
Subject: [PATCH 08/14] x86/alternative: Convert alternative_call_2()

From: "Borislav Petkov (AMD)" <bp@...en8.de>

Signed-off-by: Borislav Petkov (AMD) <bp@...en8.de>
---
 arch/x86/include/asm/alternative.h | 21 ++++++---------------
 1 file changed, 6 insertions(+), 15 deletions(-)

diff --git a/arch/x86/include/asm/alternative.h b/arch/x86/include/asm/alternative.h
index bc696c60848d..bad1558d6382 100644
--- a/arch/x86/include/asm/alternative.h
+++ b/arch/x86/include/asm/alternative.h
@@ -349,23 +349,14 @@ static inline int alternatives_text_reserved(void *start, void *end)
  * Otherwise, if CPU has feature1, function1 is used.
  * Otherwise, old function is used.
  */
-#define alternative_call_2(oldfunc, newfunc1, ft_flags1, newfunc2, ft_flags2, \
-			   output, input...)				\
-	asm_inline volatile (ALTERNATIVE_2("call %c[old]", "call %c[new1]", ft_flags1, \
-		"call %c[new2]", ft_flags2)				\
-		: output, ASM_CALL_CONSTRAINT				\
-		: [old] "i" (oldfunc), [new1] "i" (newfunc1),		\
+#define alternative_call_2(oldfunc, newfunc1, ft_flags1, newfunc2, ft_flags2,		\
+			   output, input...)						\
+	asm_inline volatile(N_ALTERNATIVE_2("call %P[old]", "call %P[new1]", ft_flags1,	\
+		"call %P[new2]", ft_flags2)						\
+		: output, ASM_CALL_CONSTRAINT						\
+		: [old] "i" (oldfunc), [new1] "i" (newfunc1),				\
 		  [new2] "i" (newfunc2), ## input)
 
-#define n_alternative_call_2(oldfunc, newfunc1, ft_flags1, newfunc2, ft_flags2,   \
-			   output, input...)				      \
-	asm_inline volatile (N_ALTERNATIVE_2("call %P[old]", "call %P[new1]", ft_flags1,\
-		"call %P[new2]", ft_flags2)				      \
-		: output, ASM_CALL_CONSTRAINT				      \
-		: [old] "i" (oldfunc), [new1] "i" (newfunc1),		      \
-		  [new2] "i" (newfunc2), ## input)
-
-
 /*
  * use this macro(s) if you need more than one output parameter
  * in alternative_io
-- 
2.43.0