diff options
| author | Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> | 2015-04-01 19:25:39 +0900 | 
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-04-10 10:19:53 -0300 | 
| commit | 7afb3fab390871b1d20b1dbb94e03b8a3861cb0d (patch) | |
| tree | 4bfc7c1255b27510159a6af4f09e7ae7c23c4089 /lib/mpi/mpi-cmp.c | |
| parent | 5e78c69b72276853ac64070a010e6df64723dba9 (diff) | |
perf probe: Support multiple probes on different binaries
Support multiple probes on different binaries with just
one command.
In the result, this example sets up the probes on icmp_rcv in
kernel, on main and set_target in perf, and on pcspkr_event
in pcspker.ko driver.
  -----
  # perf probe -a icmp_rcv -x ./perf -a main -a set_target \
   -m /lib/modules/4.0.0-rc5+/kernel/drivers/input/misc/pcspkr.ko \
   -a pcspkr_event
  Added new event:
    probe:icmp_rcv       (on icmp_rcv)
  You can now use it in all perf tools, such as:
          perf record -e probe:icmp_rcv -aR sleep 1
  Added new event:
    probe_perf:main      (on main in /home/mhiramat/ksrc/linux-3/tools/perf/perf)
  You can now use it in all perf tools, such as:
          perf record -e probe_perf:main -aR sleep 1
  Added new event:
    probe_perf:set_target (on set_target in /home/mhiramat/ksrc/linux-3/tools/perf/perf)
  You can now use it in all perf tools, such as:
          perf record -e probe_perf:set_target -aR sleep 1
  Added new event:
    probe:pcspkr_event   (on pcspkr_event in pcspkr)
  You can now use it in all perf tools, such as:
          perf record -e probe:pcspkr_event -aR sleep 1
  -----
Reported-by: Arnaldo Carvalho de Melo <acme@infradead.org>
Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20150401102539.17137.46454.stgit@localhost.localdomain
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'lib/mpi/mpi-cmp.c')
0 files changed, 0 insertions, 0 deletions
