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[RFC,v3,25/26] early kprobes: introduce kconfig option to support early kprobe on ftrace.

Message ID 1423806077-62523-1-git-send-email-wangnan0@huawei.com (mailing list archive)
State New, archived
Headers show

Commit Message

Wang Nan Feb. 13, 2015, 5:41 a.m. UTC 
On platform (like x86) which supports CONFIG_KPROBE_ON_FTRACE, makes
early kprobe depend on it so we are able to probe function entries.

Signed-off-by: Wang Nan <wangnan0@huawei.com>
---
 arch/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/arch/Kconfig b/arch/Kconfig
index 32e9f4a..79f809d 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -48,7 +48,7 @@  config KPROBES
 
 config EARLY_KPROBES
 	bool "Enable kprobes at very early booting stage"
-	depends on KPROBES && OPTPROBES
+	depends on KPROBES && OPTPROBES && (KPROBES_ON_FTRACE || !HAVE_KPROBES_ON_FTRACE)
 	def_bool y
 	help
 	  Enable kprobe at very early booting stage.