From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file

---
 kernel/tools/arch/x86/lib/memset_64.S |   29 +++++++++++++++--------------
 1 files changed, 15 insertions(+), 14 deletions(-)

diff --git a/kernel/tools/arch/x86/lib/memset_64.S b/kernel/tools/arch/x86/lib/memset_64.S
index f8f3dc0..d624f2b 100644
--- a/kernel/tools/arch/x86/lib/memset_64.S
+++ b/kernel/tools/arch/x86/lib/memset_64.S
@@ -3,9 +3,8 @@
 
 #include <linux/linkage.h>
 #include <asm/cpufeatures.h>
-#include <asm/alternative-asm.h>
-
-.weak memset
+#include <asm/alternative.h>
+#include <asm/export.h>
 
 /*
  * ISO C memset - set a memory block to a byte value. This function uses fast
@@ -18,8 +17,8 @@
  *
  * rax   original destination
  */
-ENTRY(memset)
-ENTRY(__memset)
+SYM_FUNC_START_WEAK(memset)
+SYM_FUNC_START(__memset)
 	/*
 	 * Some CPUs support enhanced REP MOVSB/STOSB feature. It is recommended
 	 * to use it when possible. If not available, use fast string instructions.
@@ -41,9 +40,11 @@
 	movl %edx,%ecx
 	rep stosb
 	movq %r9,%rax
-	ret
-ENDPROC(memset)
-ENDPROC(__memset)
+	RET
+SYM_FUNC_END(__memset)
+SYM_FUNC_END_ALIAS(memset)
+EXPORT_SYMBOL(memset)
+EXPORT_SYMBOL(__memset)
 
 /*
  * ISO C memset - set a memory block to a byte value. This function uses
@@ -56,16 +57,16 @@
  *
  * rax   original destination
  */
-ENTRY(memset_erms)
+SYM_FUNC_START_LOCAL(memset_erms)
 	movq %rdi,%r9
 	movb %sil,%al
 	movq %rdx,%rcx
 	rep stosb
 	movq %r9,%rax
-	ret
-ENDPROC(memset_erms)
+	RET
+SYM_FUNC_END(memset_erms)
 
-ENTRY(memset_orig)
+SYM_FUNC_START_LOCAL(memset_orig)
 	movq %rdi,%r10
 
 	/* expand byte value  */
@@ -124,7 +125,7 @@
 
 .Lende:
 	movq	%r10,%rax
-	ret
+	RET
 
 .Lbad_alignment:
 	cmpq $7,%rdx
@@ -136,4 +137,4 @@
 	subq %r8,%rdx
 	jmp .Lafter_bad_alignment
 .Lfinal:
-ENDPROC(memset_orig)
+SYM_FUNC_END(memset_orig)

--
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