Commit 6888e32a authored by Nikolay Borisov's avatar Nikolay Borisov Committed by Russell King

ARM: 8071/1: perf: Make perf use arm_get_current_stackframe

Make the perf backend use the API so that it correctly references the FP
when in THUMB2 mode
Signed-off-by: default avatarNikolay Borisov <Nikolay.Borisov@arm.com>
Acked-by: default avatarWill Deacon <will.deacon@arm.com>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent 9865f1d4
......@@ -621,10 +621,7 @@ perf_callchain_kernel(struct perf_callchain_entry *entry, struct pt_regs *regs)
return;
}
fr.fp = regs->ARM_fp;
fr.sp = regs->ARM_sp;
fr.lr = regs->ARM_lr;
fr.pc = regs->ARM_pc;
arm_get_current_stackframe(regs, &fr);
walk_stackframe(&fr, callchain_trace, entry);
}
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment