linux/tools
Namhyung Kim 01d14f1615 perf report: Add --group option
Add --group option to enable event grouping.  When enabled, all the
group members information will be shown together with the leader.

  $ perf report --group
  ...
  # group: {ref-cycles,cycles}
  # ========
  #
  # Samples: 7K of event 'anon group { ref-cycles, cycles }'
  # Event count (approx.): 6876107743
  #
  #         Overhead  Command      Shared Object                      Symbol
  # ................  .......  .................  ..........................
  #
      99.84%  99.76%  noploop  noploop            [.] main
       0.07%   0.00%  noploop  ld-2.15.so         [.] strcmp
       0.03%   0.00%  noploop  [kernel.kallsyms]  [k] timerqueue_del
       0.03%   0.03%  noploop  [kernel.kallsyms]  [k] sched_clock_cpu
       0.02%   0.00%  noploop  [kernel.kallsyms]  [k] account_user_time
       0.01%   0.00%  noploop  [kernel.kallsyms]  [k] __alloc_pages_nodemask
       0.00%   0.00%  noploop  [kernel.kallsyms]  [k] native_write_msr_safe
       0.00%   0.11%  noploop  [kernel.kallsyms]  [k] _raw_spin_lock
       0.00%   0.06%  noploop  [kernel.kallsyms]  [k] find_get_page
       0.00%   0.02%  noploop  [kernel.kallsyms]  [k] rcu_check_callbacks
       0.00%   0.02%  noploop  [kernel.kallsyms]  [k] __current_kernel_time

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1358845787-1350-18-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2013-01-31 13:07:49 -03:00
..
firewire tools/firewire: nosy-dump: check for allocation failure 2012-12-02 20:10:18 +01:00
hv tools/hv: Fix string types 2012-11-15 15:39:59 -08:00
include/tools tools/include: Add byteshift headers for endian access 2012-02-28 10:22:51 -08:00
lguest lguest: fix block request handling in example launcher. 2012-10-22 18:20:01 +10:30
lib/traceevent tools lib traceevent: Handle dynamic array's element size properly 2013-01-25 12:49:28 -03:00
nfsd NFSD: Added fault injection script 2011-11-07 21:10:47 -05:00
perf perf report: Add --group option 2013-01-31 13:07:49 -03:00
power Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux 2012-12-18 12:34:29 -08:00
scripts tools: Pass the target in descend 2012-11-19 22:10:36 +00:00
testing selftests: IPC message queue copy feature test 2013-01-04 16:11:45 -08:00
usb tools/usb: remove last USBFS user 2012-09-10 11:10:37 -07:00
virtio Some nice cleanups, and even a patch my wife did as a "live" demo for 2012-12-20 08:37:05 -08:00
vm UAPI: fix tools/vm/page-types.c 2012-10-25 14:37:53 -07:00
Makefile tools: Correct typo in tools Makefile 2013-01-30 10:35:14 -03:00