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-rw-r--r--arch/i386/lib/putuser.S98
1 files changed, 0 insertions, 98 deletions
diff --git a/arch/i386/lib/putuser.S b/arch/i386/lib/putuser.S
deleted file mode 100644
index f58fba109d1..00000000000
--- a/arch/i386/lib/putuser.S
+++ /dev/null
@@ -1,98 +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 <linux/linkage.h>
-#include <asm/dwarf2.h>
-#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 CFI_STARTPROC ; \
- pushl %ebx ; \
- CFI_ADJUST_CFA_OFFSET 4 ; \
- CFI_REL_OFFSET ebx, 0 ; \
- GET_THREAD_INFO(%ebx)
-#define EXIT popl %ebx ; \
- CFI_ADJUST_CFA_OFFSET -4 ; \
- CFI_RESTORE ebx ; \
- ret ; \
- CFI_ENDPROC
-
-.text
-ENTRY(__put_user_1)
- ENTER
- cmpl TI_addr_limit(%ebx),%ecx
- jae bad_put_user
-1: movb %al,(%ecx)
- xorl %eax,%eax
- EXIT
-ENDPROC(__put_user_1)
-
-ENTRY(__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
-ENDPROC(__put_user_2)
-
-ENTRY(__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
-ENDPROC(__put_user_4)
-
-ENTRY(__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
-ENDPROC(__put_user_8)
-
-bad_put_user:
- CFI_STARTPROC simple
- CFI_DEF_CFA esp, 2*4
- CFI_OFFSET eip, -1*4
- CFI_OFFSET ebx, -2*4
- movl $-14,%eax
- EXIT
-END(bad_put_user)
-
-.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