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ARM: 8075/1: oprofile: Use of arm_get_current_stackframe

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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>
This commit is contained in:
Nikolay Borisov 2014-06-03 19:51:32 +01:00 committed by Russell King
parent 49432d4acf
commit e8a5dbc59e
1 changed files with 1 additions and 4 deletions
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5
arch/arm/oprofile/common.c
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@ -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;
}