[PATCH 18/39] pass argument to putuser_64 functions in ax register.

[Glauber Costa]

This is consistent with i386 usage.

Signed-off-by: Glauber Costa <gcosta@xxxxxxxxxx>
---
 arch/x86/lib/putuser_64.S    |    8 ++++----
 include/asm-x86/uaccess_64.h |    2 +-
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/arch/x86/lib/putuser_64.S b/arch/x86/lib/putuser_64.S
index 0702885..ce5fcd5 100644
--- a/arch/x86/lib/putuser_64.S
+++ b/arch/x86/lib/putuser_64.S
@@ -37,7 +37,7 @@ ENTRY(__put_user_1)
 	GET_THREAD_INFO(%rbx)
 	cmpq TI_addr_limit(%rbx),%rcx
 	jae bad_put_user
-1:	movb %dl,(%rcx)
+1:	movb %al,(%rcx)
 	xorl %eax,%eax
 	ret
 	CFI_ENDPROC
@@ -51,7 +51,7 @@ ENTRY(__put_user_2)
 	cmpq TI_addr_limit(%rbx),%rcx
 	jae 20f
 	decq %rcx
-2:	movw %dx,(%rcx)
+2:	movw %ax,(%rcx)
 	xorl %eax,%eax
 	ret
 20:	decq %rcx
@@ -67,7 +67,7 @@ ENTRY(__put_user_4)
 	cmpq TI_addr_limit(%rbx),%rcx
 	jae 30f
 	subq $3,%rcx
-3:	movl %edx,(%rcx)
+3:	movl %eax,(%rcx)
 	xorl %eax,%eax
 	ret
 30:	subq $3,%rcx
@@ -83,7 +83,7 @@ ENTRY(__put_user_8)
 	cmpq TI_addr_limit(%rbx),%rcx
 	jae 40f
 	subq $7,%rcx
-4:	movq %rdx,(%rcx)
+4:	movq %rax,(%rcx)
 	xorl %eax,%eax
 	ret
 40:	subq $7,%rcx
diff --git a/include/asm-x86/uaccess_64.h b/include/asm-x86/uaccess_64.h
index 8933ddb..05bb246 100644
--- a/include/asm-x86/uaccess_64.h
+++ b/include/asm-x86/uaccess_64.h
@@ -130,7 +130,7 @@ extern void __put_user_bad(void);
 #define __put_user_x(size, ret, x, ptr)					\
 	asm volatile("call __put_user_" #size				\
 		     :"=a" (ret)					\
-		     :"c" (ptr),"d" (x)					\
+		     :"c" (ptr),"a" (x)					\
 		     :"ebx")
 
 #define put_user(x, ptr)						\
-- 
1.5.5.1

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