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-rw-r--r--arch/i386/lib/putuser.S87
1 files changed, 0 insertions, 87 deletions
diff --git a/arch/i386/lib/putuser.S b/arch/i386/lib/putuser.S
deleted file mode 100644
index a32d9f570f4..00000000000
--- a/arch/i386/lib/putuser.S
+++ /dev/null
@@ -1,87 +0,0 @@
-/*
- * __put_user functions.
- *
- * (C) Copyright 2005 Linus Torvalds
- *
- * These functions have a non-standard call interface
- * to make them more efficient, especially as they
- * return an error value in addition to the "real"
- * return value.
- */
-#include <asm/thread_info.h>
-
-
-/*
- * __put_user_X
- *
- * Inputs: %eax[:%edx] contains the data
- * %ecx contains the address
- *
- * Outputs: %eax is error code (0 or -EFAULT)
- *
- * These functions should not modify any other registers,
- * as they get called from within inline assembly.
- */
-
-#define ENTER pushl %ebx ; GET_THREAD_INFO(%ebx)
-#define EXIT popl %ebx ; ret
-
-.text
-.align 4
-.globl __put_user_1
-__put_user_1:
- ENTER
- cmpl TI_addr_limit(%ebx),%ecx
- jae bad_put_user
-1: movb %al,(%ecx)
- xorl %eax,%eax
- EXIT
-
-.align 4
-.globl __put_user_2
-__put_user_2:
- ENTER
- movl TI_addr_limit(%ebx),%ebx
- subl $1,%ebx
- cmpl %ebx,%ecx
- jae bad_put_user
-2: movw %ax,(%ecx)
- xorl %eax,%eax
- EXIT
-
-.align 4
-.globl __put_user_4
-__put_user_4:
- ENTER
- movl TI_addr_limit(%ebx),%ebx
- subl $3,%ebx
- cmpl %ebx,%ecx
- jae bad_put_user
-3: movl %eax,(%ecx)
- xorl %eax,%eax
- EXIT
-
-.align 4
-.globl __put_user_8
-__put_user_8:
- ENTER
- movl TI_addr_limit(%ebx),%ebx
- subl $7,%ebx
- cmpl %ebx,%ecx
- jae bad_put_user
-4: movl %eax,(%ecx)
-5: movl %edx,4(%ecx)
- xorl %eax,%eax
- EXIT
-
-bad_put_user:
- movl $-14,%eax
- EXIT
-
-.section __ex_table,"a"
- .long 1b,bad_put_user
- .long 2b,bad_put_user
- .long 3b,bad_put_user
- .long 4b,bad_put_user
- .long 5b,bad_put_user
-.previous