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authorRussell King <rmk+kernel@arm.linux.org.uk>2011-10-25 08:19:59 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2011-10-25 08:19:59 +0100
commitbdf4e9482360a3ddc1619efbd5d1c928ede8c3fa (patch)
treeb02319e809c5b8abfca85409a11472775e27f597 /arch/arm/lib
parent06afb1a087d49ae0f676b2e5b9ffe5f4b3aba355 (diff)
parenteb0474544bc16a9dab53b26abd846e86ba814eb1 (diff)
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Merge branch 'misc' into for-linus
Conflicts: arch/arm/mach-integrator/integrator_ap.c
Diffstat (limited to 'arch/arm/lib')
-rw-r--r--arch/arm/lib/backtrace.S6
-rw-r--r--arch/arm/lib/div64.S8
2 files changed, 8 insertions, 6 deletions
diff --git a/arch/arm/lib/backtrace.S b/arch/arm/lib/backtrace.S
index a673297b0cf..cd07b5814c2 100644
--- a/arch/arm/lib/backtrace.S
+++ b/arch/arm/lib/backtrace.S
@@ -22,15 +22,10 @@
#define mask r7
#define offset r8
-ENTRY(__backtrace)
- mov r1, #0x10
- mov r0, fp
-
ENTRY(c_backtrace)
#if !defined(CONFIG_FRAME_POINTER) || !defined(CONFIG_PRINTK)
mov pc, lr
-ENDPROC(__backtrace)
ENDPROC(c_backtrace)
#else
stmfd sp!, {r4 - r8, lr} @ Save an extra register so we have a location...
@@ -107,7 +102,6 @@ for_each_frame: tst frame, mask @ Check for address exceptions
mov r1, frame
bl printk
no_frame: ldmfd sp!, {r4 - r8, pc}
-ENDPROC(__backtrace)
ENDPROC(c_backtrace)
.pushsection __ex_table,"a"
diff --git a/arch/arm/lib/div64.S b/arch/arm/lib/div64.S
index faa7748142d..e55c4842c29 100644
--- a/arch/arm/lib/div64.S
+++ b/arch/arm/lib/div64.S
@@ -13,6 +13,7 @@
*/
#include <linux/linkage.h>
+#include <asm/unwind.h>
#ifdef __ARMEB__
#define xh r0
@@ -44,6 +45,7 @@
*/
ENTRY(__do_div64)
+UNWIND(.fnstart)
@ Test for easy paths first.
subs ip, r4, #1
@@ -189,7 +191,12 @@ ENTRY(__do_div64)
moveq yh, xh
moveq xh, #0
moveq pc, lr
+UNWIND(.fnend)
+UNWIND(.fnstart)
+UNWIND(.pad #4)
+UNWIND(.save {lr})
+Ldiv0_64:
@ Division by 0:
str lr, [sp, #-8]!
bl __div0
@@ -200,4 +207,5 @@ ENTRY(__do_div64)
mov xh, #0
ldr pc, [sp], #8
+UNWIND(.fnend)
ENDPROC(__do_div64)