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authorNikolay Borisov <Nikolay.Borisov@arm.com>2014-06-03 19:51:32 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2014-07-18 12:29:20 +0100
commite8a5dbc59e5ef7b120635fe8a57643f3bbbd0919 (patch)
tree52300302bcc7d60f0de775dc89445f453d29a3dd /arch/arm/oprofile
parent49432d4acf96a5dcc02d14978dcc75f522492757 (diff)
downloadlinux-linaro-stable-e8a5dbc59e5ef7b120635fe8a57643f3bbbd0919.tar.gz
ARM: 8075/1: oprofile: Use of arm_get_current_stackframe
Use the newly introduced API so that FP is correctly referenced from either R7/R11 based on whether we are running in THUMB2 mode or not. Signed-off-by: Nikolay Borisov <Nikolay.Borisov@arm.com> Acked-by: Will Deacon <will.deacon@arm.com> Acked-by: Robert Richter <rric@kernel.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/oprofile')
-rw-r--r--arch/arm/oprofile/common.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/arch/arm/oprofile/common.c b/arch/arm/oprofile/common.c
index 99c63d4b6af8..e6a3c4c92163 100644
--- a/arch/arm/oprofile/common.c
+++ b/arch/arm/oprofile/common.c
@@ -107,10 +107,7 @@ static void arm_backtrace(struct pt_regs * const regs, unsigned int depth)
if (!user_mode(regs)) {
struct stackframe frame;
- frame.fp = regs->ARM_fp;
- frame.sp = regs->ARM_sp;
- frame.lr = regs->ARM_lr;
- frame.pc = regs->ARM_pc;
+ arm_get_current_stackframe(regs, &frame);
walk_stackframe(&frame, report_trace, &depth);
return;
}