From: wangnan0@huawei.com (Wang Nan)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC PATCH 11/11] kprobes: add CONFIG_EARLY_KPROBES option.
Date: Wed, 7 Jan 2015 15:42:13 +0800 [thread overview]
Message-ID: <1420616533-43585-1-git-send-email-wangnan0@huawei.com> (raw)
In-Reply-To: <1420616086-42692-1-git-send-email-wangnan0@huawei.com>
Enable early kprobes in Kconfig.
Signed-off-by: Wang Nan <wangnan0@huawei.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
next prev parent reply other threads:[~2015-01-07 7:42 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-07 7:34 [RFC PATCH 00/11] Early kprobe: enable kprobes at very early Wang Nan
2015-01-07 7:35 ` [RFC PATCH 01/11] ARM: kprobes: directly modify code if kprobe is not initialized Wang Nan
2015-01-07 17:15 ` Christopher Covington
2015-01-13 15:34 ` Masami Hiramatsu
2015-01-07 7:35 ` [RFC PATCH 02/11] ARM: kprobes: introduce early kprobes related code area Wang Nan
2015-01-07 7:35 ` [RFC PATCH 03/11] x86: kprobes: directly modify code if kprobe is not initialized Wang Nan
2015-01-07 7:35 ` [RFC PATCH 04/11] x86: kprobes: introduce early kprobes related code area Wang Nan
2015-01-07 7:35 ` [RFC PATCH 05/11] kprobes: Add an KPROBE_FLAG_EARLY for early kprobe Wang Nan
2015-01-07 7:35 ` [RFC PATCH 06/11] kprobes: makes kprobes_initialized globally visable Wang Nan
2015-01-07 7:35 ` [RFC PATCH 07/11] kprobes: introduces macros for allocing early kprobe resources Wang Nan
2015-01-07 10:45 ` Wang Nan
2015-01-07 7:35 ` [RFC PATCH 08/11] kprobes: allows __alloc_insn_slot() from early kprobes slots Wang Nan
2015-01-07 7:36 ` [RFC PATCH 09/11] kprobes: core logic of eraly kprobes Wang Nan
2015-01-07 7:36 ` [RFC PATCH 10/11] kprobes: enable 'ekprobe=' cmdline option for early kprobes Wang Nan
2015-01-07 7:36 ` [RFC PATCH 11/11] kprobes: add CONFIG_EARLY_KPROBES option Wang Nan
2015-01-07 7:42 ` Wang Nan [this message]
2015-01-13 15:58 ` [RFC PATCH 00/11] Early kprobe: enable kprobes at very early Masami Hiramatsu
2015-02-06 10:30 ` [RFC PATCH] x86: kprobes: enable optmize relative call insn Wang Nan
2015-02-07 10:08 ` Masami Hiramatsu
2015-02-07 10:42 ` Wang Nan
2015-01-16 17:48 ` [RFC PATCH 00/11] Early kprobe: enable kprobes at very early Steven Rostedt
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