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OpenCloudOS-Kernel
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Jiri Olsa 930f8b3479 perf report: Add --tasks option to display monitored tasks 
Add --tasks option to display monitored tasks stored in perf.data.
Displaying pid/tid/ppid plus the command string aligned to distinguish
parent and child tasks.

  $ perf record -a
  ...
  $ perf report --tasks
  #     pid     tid    ppid  comm
          0       0      -1 |swapper
          2       2       0 | kthreadd
      14080   14080       2 |  kworker/u17:1
          4       4       2 |  kworker/0:0H
          6       6       2 |  mm_percpu_wq
  ...
          1       1       0 | systemd
      23242   23242       1 |  firefox
      23242   23298   23242 |   Cache2 I/O
      23242   23304   23242 |   GMPThread
  ...
       1195    1195       1 |  login
       1611    1611    1195 |   bash
       1639    1639    1611 |    startx
       1663    1663    1639 |     xinit
       1673    1673    1663 |      xmonad-x86_64-l
      23939   23939    1673 |       xterm
      23941   23941   23939 |        bash
      23963   23963   23941 |         mutt
      24954   24954   23963 |          offlineimap

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20180107160356.28203-13-jolsa@kernel.org
[ Make it --tasks, plural, --task works as well, as its unambiguous ]
[ Use machine__find_thread(), not findnew(), as pointed out by Namhyung ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
 		2018-01-10 12:00:56 -03:00
..
accounting License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
arch Merge branch 'linus' into perf/core, to pick up fixes 2018-01-06 12:07:10 +01:00
bpf tools: bpftool: protect against races with disappearing objects 2017-12-23 01:09:52 +01:00
build tools build feature: Check if pthread_barrier_t is available 2017-12-05 10:21:59 -03:00
cgroup License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
firewire License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
gpio This is the bulk of GPIO changes for the v4.15 kernel cycle: 2017-11-14 17:23:44 -08:00
hv hv: kvp: Avoid reading past allocated blocks from KVP file 2017-11-28 16:56:26 +01:00
iio License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
include perf: Update PERF_RECORD_MISC_* comment for perf_event_header::misc bit 13 2018-01-08 12:37:54 -03:00
kvm/kvm_stat tools/kvm_stat: sort '-f help' output 2017-12-21 13:03:32 +01:00
laptop License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
leds License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
lib tools/lib/traceevent/parse-filter.c: clean up clang build warning 2017-11-17 16:10:02 -08:00
nfsd License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
objtool objtool: Fix seg fault with clang-compiled objects 2017-12-30 22:04:17 +01:00
pci License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
pcmcia License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
perf perf report: Add --tasks option to display monitored tasks 2018-01-10 12:00:56 -03:00
power Power management fixes for v4.15-rc2 2017-11-30 18:45:55 -05:00
scripts kbuild: /bin/pwd -> pwd 2017-11-18 11:32:27 +09:00
spi License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
testing Merge branch 'x86-pti-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2017-12-29 17:02:49 -08:00
thermal/tmon Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/rzhang/linux 2017-11-17 14:31:27 -08:00
time
…
usb usbip: fix usbip bind writing random string after command in match_busid 2017-12-19 11:40:55 +01:00
virtio virtio: regression fixes 2017-12-15 12:56:23 -08:00
vm tools/slabinfo-gnuplot: force to use bash shell 2017-12-14 16:00:48 -08:00
wmi tools/wmi: add a sample for dell smbios communication over WMI 2017-11-03 16:34:00 -07:00
Makefile platform-drivers-x86 for v4.15-1 2017-11-18 10:26:57 -08:00