Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/xscaleiop

[firefly-linux-kernel-4.4.55.git] / arch / arm / lib / copy_to_user.S

diff --git a/arch/arm/lib/copy_to_user.S b/arch/arm/lib/copy_to_user.S
index 878820f0a32014974550b60acdcf2cb49a430021..1a71e15844428dd6c68bf32ac1cfe3514d34e31b 100644 (file)
--- a/arch/arm/lib/copy_to_user.S
+++ b/arch/arm/lib/copy_to_user.S
@@ -33,8 +33,15 @@
  *     Number of bytes NOT copied.
  */
 
+#define LDR1W_SHIFT    0
+#ifndef CONFIG_THUMB2_KERNEL
+#define STR1W_SHIFT    0
+#else
+#define STR1W_SHIFT    1
+#endif
+
        .macro ldr1w ptr reg abort
-       ldr \reg, [\ptr], #4
+       W(ldr) \reg, [\ptr], #4
        .endm
 
        .macro ldr4w ptr reg1 reg2 reg3 reg4 abort
@@ -50,10 +57,7 @@
        .endm
 
        .macro str1w ptr reg abort
-100:   strt \reg, [\ptr], #4
-       .section __ex_table, "a"
-       .long 100b, \abort
-       .previous
+       strusr  \reg, \ptr, 4, abort=\abort
        .endm
 
        .macro str8w ptr reg1 reg2 reg3 reg4 reg5 reg6 reg7 reg8 abort
@@ -68,10 +72,7 @@
        .endm
 
        .macro str1b ptr reg cond=al abort
-100:   str\cond\()bt \reg, [\ptr], #1
-       .section __ex_table, "a"
-       .long 100b, \abort
-       .previous
+       strusr  \reg, \ptr, 1, \cond, abort=\abort
        .endm
 
        .macro enter reg1 reg2