[PATCH 3/3] kprobes/x86: stacktool: ignore kretprobe_trampoline_holder

From: Chris J Arges
Date: Thu Sep 17 2015 - 18:13:36 EST


The function kretprobe_trampoline_holder isn't called explicility and therefore
should be ignored by stacktool.

Signed-off-by: Chris J Arges <chris.j.arges@xxxxxxxxxxxxx>
---
arch/x86/kernel/kprobes/core.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c
index 1deffe6..3ade909 100644
--- a/arch/x86/kernel/kprobes/core.c
+++ b/arch/x86/kernel/kprobes/core.c
@@ -49,6 +49,7 @@
#include <linux/kdebug.h>
#include <linux/kallsyms.h>
#include <linux/ftrace.h>
+#include <linux/stacktool.h>

#include <asm/cacheflush.h>
#include <asm/desc.h>
@@ -704,6 +705,7 @@ static void __used kretprobe_trampoline_holder(void)
}
NOKPROBE_SYMBOL(kretprobe_trampoline_holder);
NOKPROBE_SYMBOL(kretprobe_trampoline);
+STACKTOOL_IGNORE_FUNC(kretprobe_trampoline_holder);

/*
* Called from kretprobe_trampoline
--
1.9.1

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