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Message-ID: <1423806046-61989-1-git-send-email-wangnan0@huawei.com>
Date:	Fri, 13 Feb 2015 13:40:46 +0800
From:	Wang Nan <wangnan0@...wei.com>
To:	<linux@....linux.org.uk>, <tglx@...utronix.de>, <mingo@...hat.com>,
	<hpa@...or.com>, <rostedt@...dmis.org>, <ananth@...ibm.com>,
	<anil.s.keshavamurthy@...el.com>, <davem@...emloft.net>,
	<masami.hiramatsu.pt@...achi.com>, <luto@...capital.net>,
	<keescook@...omium.org>, <oleg@...hat.com>, <wangnan0@...wei.com>,
	<dave.long@...aro.org>, <tixy@...aro.org>, <nico@...aro.org>,
	<yalin.wang2010@...il.com>, <catalin.marinas@....com>,
	<Yalin.Wang@...ymobile.com>, <mark.rutland@....com>,
	<dave.hansen@...ux.intel.com>, <jkenisto@...ibm.com>,
	<anton@...ba.org>, <stefani@...bold.net>, <JBeulich@...e.com>,
	<akpm@...ux-foundation.org>, <rusty@...tcorp.com.au>,
	<peterz@...radead.org>, <prarit@...hat.com>, <fabf@...net.be>,
	<hannes@...xchg.org>
CC:	<x86@...nel.org>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <lizefan@...wei.com>
Subject: [RFC PATCH v3 12/26] early kprobes: Add an KPROBE_FLAG_EARLY for early kprobe.

Introduce a KPROBE_FLAG_EARLY for futher using. KPROBE_FLAG_EARLY
indicates a kprobe is installed at very early stage, its resources
should be allocated statically.

Signed-off-by: Wang Nan <wangnan0@...wei.com>
---
 include/linux/kprobes.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h
index e1c8307..8d2e754 100644
--- a/include/linux/kprobes.h
+++ b/include/linux/kprobes.h
@@ -130,6 +130,7 @@ struct kprobe {
 				   * this flag is only for optimized_kprobe.
 				   */
 #define KPROBE_FLAG_FTRACE	8 /* probe is using ftrace */
+#define KPROBE_FLAG_EARLY	16 /* early kprobe */
 
 /* Has this kprobe gone ? */
 static inline int kprobe_gone(struct kprobe *p)
-- 
1.8.4

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