summaryrefslogtreecommitdiff
path: root/arch/arm
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/include/asm/assembler.h4
-rw-r--r--arch/arm/include/asm/processor.h2
-rw-r--r--arch/arm/kernel/head.S10
3 files changed, 8 insertions, 8 deletions
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h
index 72627c5fb3b2..6ed30421f697 100644
--- a/arch/arm/include/asm/assembler.h
+++ b/arch/arm/include/asm/assembler.h
@@ -259,7 +259,7 @@
*/
#define ALT_UP(instr...) \
.pushsection ".alt.smp.init", "a" ;\
- .long 9998b ;\
+ .long 9998b - . ;\
9997: instr ;\
.if . - 9997b == 2 ;\
nop ;\
@@ -270,7 +270,7 @@
.popsection
#define ALT_UP_B(label) \
.pushsection ".alt.smp.init", "a" ;\
- .long 9998b ;\
+ .long 9998b - . ;\
W(b) . + (label - 9998b) ;\
.popsection
#else
diff --git a/arch/arm/include/asm/processor.h b/arch/arm/include/asm/processor.h
index b9241051e5cb..9e6b97286307 100644
--- a/arch/arm/include/asm/processor.h
+++ b/arch/arm/include/asm/processor.h
@@ -96,7 +96,7 @@ unsigned long get_wchan(struct task_struct *p);
#define __ALT_SMP_ASM(smp, up) \
"9998: " smp "\n" \
" .pushsection \".alt.smp.init\", \"a\"\n" \
- " .long 9998b\n" \
+ " .long 9998b - .\n" \
" " up "\n" \
" .popsection\n"
#else
diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S
index 478506b2d51f..cdc79fcee43e 100644
--- a/arch/arm/kernel/head.S
+++ b/arch/arm/kernel/head.S
@@ -546,14 +546,15 @@ smp_on_up:
__do_fixup_smp_on_up:
cmp r4, r5
reths lr
- ldmia r4!, {r0, r6}
- ARM( str r6, [r0, r3] )
- THUMB( add r0, r0, r3 )
+ ldmia r4, {r0, r6}
+ ARM( str r6, [r0, r4] )
+ THUMB( add r0, r0, r4 )
+ add r4, r4, #8
#ifdef __ARMEB__
THUMB( mov r6, r6, ror #16 ) @ Convert word order for big-endian.
#endif
THUMB( strh r6, [r0], #2 ) @ For Thumb-2, store as two halfwords
- THUMB( mov r6, r6, lsr #16 ) @ to be robust against misaligned r3.
+ THUMB( mov r6, r6, lsr #16 ) @ to be robust against misaligned r0.
THUMB( strh r6, [r0] )
b __do_fixup_smp_on_up
ENDPROC(__do_fixup_smp_on_up)
@@ -562,7 +563,6 @@ ENTRY(fixup_smp)
stmfd sp!, {r4 - r6, lr}
mov r4, r0
add r5, r0, r1
- mov r3, #0
bl __do_fixup_smp_on_up
ldmfd sp!, {r4 - r6, pc}
ENDPROC(fixup_smp)