x86: don't use word-size specifiers on getuser_64.
The instructions access registers, so the size is unambiguous.
Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/lib/getuser_64.S b/arch/x86/lib/getuser_64.S
index 0ec7890..6134752 100644
--- a/arch/x86/lib/getuser_64.S
+++ b/arch/x86/lib/getuser_64.S
@@ -37,57 +37,57 @@
ENTRY(__get_user_1)
CFI_STARTPROC
GET_THREAD_INFO(%rdx)
- cmpq TI_addr_limit(%rdx),%rax
+ cmp TI_addr_limit(%rdx),%rax
jae bad_get_user
1: movzb (%rax),%edx
- xorl %eax,%eax
+ xor %eax,%eax
ret
CFI_ENDPROC
ENDPROC(__get_user_1)
ENTRY(__get_user_2)
CFI_STARTPROC
- addq $1,%rax
+ add $1,%rax
jc bad_get_user
GET_THREAD_INFO(%rdx)
- cmpq TI_addr_limit(%rdx),%rax
+ cmp TI_addr_limit(%rdx),%rax
jae bad_get_user
2: movzwl -1(%rax),%edx
- xorl %eax,%eax
+ xor %eax,%eax
ret
CFI_ENDPROC
ENDPROC(__get_user_2)
ENTRY(__get_user_4)
CFI_STARTPROC
- addq $3,%rax
+ add $3,%rax
jc bad_get_user
GET_THREAD_INFO(%rdx)
- cmpq TI_addr_limit(%rdx),%rax
+ cmp TI_addr_limit(%rdx),%rax
jae bad_get_user
-3: movl -3(%rax),%edx
- xorl %eax,%eax
+3: mov -3(%rax),%edx
+ xor %eax,%eax
ret
CFI_ENDPROC
ENDPROC(__get_user_4)
ENTRY(__get_user_8)
CFI_STARTPROC
- addq $7,%rax
+ add $7,%rax
jc bad_get_user
GET_THREAD_INFO(%rdx)
- cmpq TI_addr_limit(%rdx),%rax
+ cmp TI_addr_limit(%rdx),%rax
jae bad_get_user
4: movq -7(%rax),%rdx
- xorl %eax,%eax
+ xor %eax,%eax
ret
CFI_ENDPROC
ENDPROC(__get_user_8)
bad_get_user:
CFI_STARTPROC
- xorl %edx,%edx
- movq $(-EFAULT),%rax
+ xor %edx,%edx
+ mov $(-EFAULT),%rax
ret
CFI_ENDPROC
END(bad_get_user)