linux-kernel - [RFC PATCH v4 17/34] early kprobes: run kprobes smoke test for early kprobes.

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Date:	Mon, 2 Mar 2015 22:24:55 +0800
From:	Wang Nan <wangnan0@...wei.com>
To:	<rostedt@...dmis.org>, <masami.hiramatsu.pt@...achi.com>,
	<mingo@...e.hu>, <linux@....linux.org.uk>, <tixy@...aro.org>
CC:	<lizefan@...wei.com>, <linux-kernel@...r.kernel.org>,
	<x86@...nel.org>, <linux-arm-kernel@...ts.infradead.org>
Subject: [RFC PATCH v4 17/34] early kprobes: run kprobes smoke test for early kprobes.

We are able to use early kprobes. Do some small test for early kprobes.
Note that, previous patches makes init_test_probes() behaviors
differently when kprobe_is_early().

Signed-off-by: Wang Nan <wangnan0@...wei.com>
---
 kernel/kprobes.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index 7dbe8b2..4b7b20a 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -2258,6 +2258,10 @@ void init_kprobes_early(void)
 		err = register_module_notifier(&kprobe_module_nb);
 
 	kprobes_initialized = (err == 0);
+#ifdef CONFIG_EARLY_KPROBES
+	if (!err)
+		init_test_probes();
+#endif
 }
 
 static int __init init_kprobes(void)
-- 
1.8.4

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