diff options
| author | Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> | 2011-01-20 23:15:45 +0900 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-01-28 09:20:25 -0200 |
| commit | 3c42258c9a4db70133fa6946a275b62a16792bb5 (patch) | |
| tree | f80956618d48e27bd08f4dacf70866bce8f6846f /tools/perf/Documentation | |
| parent | bd09d7b5efeb13965b6725b4a3e9944908bca9d2 (diff) | |
perf probe: Add filters support for available functions
Add filters support for available function list.
Default filter is "!_*" for filtering out local-purpose symbols.
e.g.:
# perf probe --filter="add*" -F
add_disk
add_disk_randomness
add_input_randomness
add_interrupt_randomness
add_memory
add_page_to_unevictable_list
add_page_wait_queue
...
Cc: 2nddept-manager@sdl.hitachi.co.jp
Cc: Chase Douglas <chase.douglas@canonical.com>
Cc: Franck Bui-Huu <fbuihuu@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
LKML-Reference: <20110120141545.25915.85930.stgit@ltc236.sdl.hitachi.co.jp>
Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation')
| -rw-r--r-- | tools/perf/Documentation/perf-probe.txt | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/tools/perf/Documentation/perf-probe.txt b/tools/perf/Documentation/perf-probe.txt index 32fb18f1695..81c3220e04f 100644 --- a/tools/perf/Documentation/perf-probe.txt +++ b/tools/perf/Documentation/perf-probe.txt @@ -78,10 +78,11 @@ OPTIONS Show available functions in given module or kernel. --filter=FILTER:: - (Only for --vars) Set filter for variables. FILTER is a combination of - glob pattern, see FILTER PATTERN for details. - Default FILTER is "!__k???tab_* & !__crc_*". - If several filters are specified, only the last filter is valid. + (Only for --vars and --funcs) Set filter. FILTER is a combination of glob + pattern, see FILTER PATTERN for detail. + Default FILTER is "!__k???tab_* & !__crc_*" for --vars, and "!_*" + for --funcs. + If several filters are specified, only the last filter is used. -f:: --force:: |