From 748e4f3d702def1a4bff191e0cf93b6a05340f01 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:41:34 +0000
Subject: [PATCH] add gpio led uart
---
kernel/arch/powerpc/perf/callchain.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/kernel/arch/powerpc/perf/callchain.c b/kernel/arch/powerpc/perf/callchain.c
index 6c028ee..99f3c4f 100644
--- a/kernel/arch/powerpc/perf/callchain.c
+++ b/kernel/arch/powerpc/perf/callchain.c
@@ -61,6 +61,7 @@
next_sp = fp[0];
if (next_sp == sp + STACK_INT_FRAME_SIZE &&
+ validate_sp(sp, current, STACK_INT_FRAME_SIZE) &&
fp[STACK_FRAME_MARKER] == STACK_FRAME_REGS_MARKER) {
/*
* This looks like an interrupt frame for an
--
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