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author | Namhyung Kim <namhyung.kim@lge.com> | 2013-07-03 09:44:46 +0200 |
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committer | Steven Rostedt <rostedt@goodmis.org> | 2014-01-02 22:17:23 +0100 |
commit | 306cfe2025adcba10fb883ad0c540f5541d1b086 (patch) | |
tree | e0b1225eb244a34f6fdd8defae6cbd642ff592b9 /Documentation/trace | |
parent | tracing: Fix rcu handling of event_trigger_data filter field (diff) | |
download | linux-306cfe2025adcba10fb883ad0c540f5541d1b086.tar.xz linux-306cfe2025adcba10fb883ad0c540f5541d1b086.zip |
tracing/uprobes: Fix documentation of uprobe registration syntax
The uprobe syntax requires an offset after a file path not a symbol.
Reviewed-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Acked-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Cc: zhangwei(Jovi) <jovi.zhangwei@huawei.com>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Diffstat (limited to 'Documentation/trace')
-rw-r--r-- | Documentation/trace/uprobetracer.txt | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/Documentation/trace/uprobetracer.txt b/Documentation/trace/uprobetracer.txt index d9c3e682312c..8f1a8b8956fc 100644 --- a/Documentation/trace/uprobetracer.txt +++ b/Documentation/trace/uprobetracer.txt @@ -19,15 +19,15 @@ user to calculate the offset of the probepoint in the object. Synopsis of uprobe_tracer ------------------------- - p[:[GRP/]EVENT] PATH:SYMBOL[+offs] [FETCHARGS] : Set a uprobe - r[:[GRP/]EVENT] PATH:SYMBOL[+offs] [FETCHARGS] : Set a return uprobe (uretprobe) - -:[GRP/]EVENT : Clear uprobe or uretprobe event + p[:[GRP/]EVENT] PATH:OFFSET [FETCHARGS] : Set a uprobe + r[:[GRP/]EVENT] PATH:OFFSET [FETCHARGS] : Set a return uprobe (uretprobe) + -:[GRP/]EVENT : Clear uprobe or uretprobe event GRP : Group name. If omitted, "uprobes" is the default value. EVENT : Event name. If omitted, the event name is generated based - on SYMBOL+offs. + on PATH+OFFSET. PATH : Path to an executable or a library. - SYMBOL[+offs] : Symbol+offset where the probe is inserted. + OFFSET : Offset where the probe is inserted. FETCHARGS : Arguments. Each probe can have up to 128 args. %REG : Fetch register REG |