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Documentation: add description for FTRACE probe status

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Now kprobe status have four flags, so kprobes.txt
should reflect all of them.

Signed-off-by: Wang Long <long.wanglong@huawei.com>
Acked-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
Wang Long 2015-02-04 09:43:58 +00:00 • committed by Jonathan Corbet
parent 202799be44
commit 9ed330d39e
1 changed files with 2 additions and 1 deletions
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3
Documentation/kprobes.txt
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@ -702,7 +702,8 @@ a virtual address that is no longer valid (module init sections, module
virtual addresses that correspond to modules that've been unloaded), virtual addresses that correspond to modules that've been unloaded),
such probes are marked with [GONE]. If the probe is temporarily disabled, such probes are marked with [GONE]. If the probe is temporarily disabled,
such probes are marked with [DISABLED]. If the probe is optimized, it is such probes are marked with [DISABLED]. If the probe is optimized, it is
marked with [OPTIMIZED]. marked with [OPTIMIZED]. If the probe is ftrace-based, it is marked with
[FTRACE].
/sys/kernel/debug/kprobes/enabled: Turn kprobes ON/OFF forcibly. /sys/kernel/debug/kprobes/enabled: Turn kprobes ON/OFF forcibly.