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Message-ID: <1420616533-43585-1-git-send-email-wangnan0@huawei.com>
Date: Wed, 7 Jan 2015 15:42:13 +0800
From: Wang Nan <wangnan0@...wei.com>
To: <linux@....linux.org.uk>, <mingo@...hat.com>, <x86@...nel.org>,
<masami.hiramatsu.pt@...achi.com>,
<anil.s.keshavamurthy@...el.com>, <davem@...emloft.net>,
<ananth@...ibm.com>, <dave.long@...aro.org>, <tixy@...aro.org>
CC: <lizefan@...wei.com>, <linux-arm-kernel@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>
Subject: [RFC PATCH 11/11] kprobes: add CONFIG_EARLY_KPROBES option.
Enable early kprobes in Kconfig.
Signed-off-by: Wang Nan <wangnan0@...wei.com>
---
arch/Kconfig | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/Kconfig b/arch/Kconfig
index 05d7a8a..06dff4b 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -46,6 +46,18 @@ config KPROBES
for kernel debugging, non-intrusive instrumentation and testing.
If in doubt, say "N".
+config EARLY_KPROBES
+ depends on KPROBES && OPTPROBES
+ def_bool y
+
+config NR_EARLY_KPROBES_SLOTS
+ int "Number of possible early kprobes"
+ range 1 64
+ default 16
+ depends on EARLY_KPROBES
+ help
+ Number of early kprobes slots.
+
config JUMP_LABEL
bool "Optimize very unlikely/likely branches"
depends on HAVE_ARCH_JUMP_LABEL
--
1.8.4
--
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