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authorMasami Hiramatsu <mhiramat@redhat.com>2009-09-10 19:53:30 -0400
committerFrederic Weisbecker <fweisbec@gmail.com>2009-09-11 05:33:03 +0200
commite08d1c657f70bcaca11401cd6ac5c8fe59bd2bb7 (patch)
tree686c826210997cce9d9331629308610ee4ee8ae2 /Documentation/trace
parent4a846b443b4e8633057946a2234e23559a67ce42 (diff)
downloadop-kernel-dev-e08d1c657f70bcaca11401cd6ac5c8fe59bd2bb7.zip
op-kernel-dev-e08d1c657f70bcaca11401cd6ac5c8fe59bd2bb7.tar.gz
tracing/kprobes: Add event profiling support
Add *probe_profile_enable/disable to support kprobes raw events sampling from perf counters, like other ftrace events, when CONFIG_PROFILE_EVENT=y. Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com> Cc: Jim Keniston <jkenisto@us.ibm.com> Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Christoph Hellwig <hch@infradead.org> Cc: Frank Ch. Eigler <fche@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Jason Baron <jbaron@redhat.com> Cc: K.Prasad <prasad@linux.vnet.ibm.com> Cc: Lai Jiangshan <laijs@cn.fujitsu.com> Cc: Li Zefan <lizf@cn.fujitsu.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Tom Zanussi <tzanussi@gmail.com> LKML-Reference: <20090910235329.22412.94731.stgit@dhcp-100-2-132.bos.redhat.com> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Diffstat (limited to 'Documentation/trace')
-rw-r--r--Documentation/trace/kprobetrace.txt4
1 files changed, 3 insertions, 1 deletions
diff --git a/Documentation/trace/kprobetrace.txt b/Documentation/trace/kprobetrace.txt
index db55318..8f882eb 100644
--- a/Documentation/trace/kprobetrace.txt
+++ b/Documentation/trace/kprobetrace.txt
@@ -62,13 +62,15 @@ enabled:
You can enable/disable the probe by writing 1 or 0 on it.
format:
- It shows the format of this probe event. It also shows aliases of arguments
+ This shows the format of this probe event. It also shows aliases of arguments
which you specified to kprobe_events.
filter:
You can write filtering rules of this event. And you can use both of aliase
names and field names for describing filters.
+id:
+ This shows the id of this probe event.
Event Profiling
---------------
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