[PATCH 7/7] ARM: oprofile: Use of arm_get_current_stackframe
Nikolay Borisov
Nikolay.Borisov at arm.com
Tue May 13 02:46:58 PDT 2014
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 at arm.com>
---
arch/arm/oprofile/common.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/arch/arm/oprofile/common.c b/arch/arm/oprofile/common.c
index 99c63d4b..e6a3c4c 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;
}
--
1.8.1.5
More information about the linux-arm-kernel
mailing list