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-rw-r--r--arch/arm/lib/copy_from_user.S5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/lib/copy_from_user.S b/arch/arm/lib/copy_from_user.S
index 66a477a3e3cc..7a235b9952be 100644
--- a/arch/arm/lib/copy_from_user.S
+++ b/arch/arm/lib/copy_from_user.S
@@ -12,6 +12,7 @@
12 12
13#include <linux/linkage.h> 13#include <linux/linkage.h>
14#include <asm/assembler.h> 14#include <asm/assembler.h>
15#include <asm/unwind.h>
15 16
16/* 17/*
17 * Prototype: 18 * Prototype:
@@ -77,6 +78,10 @@
77 stmdb sp!, {r0, r2, r3, \reg1, \reg2} 78 stmdb sp!, {r0, r2, r3, \reg1, \reg2}
78 .endm 79 .endm
79 80
81 .macro usave reg1 reg2
82 UNWIND( .save {r0, r2, r3, \reg1, \reg2} )
83 .endm
84
80 .macro exit reg1 reg2 85 .macro exit reg1 reg2
81 add sp, sp, #8 86 add sp, sp, #8
82 ldmfd sp!, {r0, \reg1, \reg2} 87 ldmfd sp!, {r0, \reg1, \reg2}