forked from luck/tmp_suning_uos_patched
b3b660792e
Enhance the call tree to display IPC information if it is available. Committer testing: [acme@quaco adrian.hunter]$ python ~acme/libexec/perf-core/scripts/python/exported-sql-viewer.py ~/c/adrian.hunter/simple-retpoline.db Reports -> Call Tree, then expand a few trees, then select with the mouse and press control+C (copy): Call Path Object Call Time Time Time(%) Insn Insn Cyc Cyc IPC Branch Branch ▼ simple-retpolin (ns) Cnt Cnt(%) Cnt Cnt(%) Count Count(%) ▼ 23003:23003 ▼ _start ld-2.28.so 112195670 218295 100.0 127746 100.0 207320 100.0 0.62 13046 100.0 ▶ unknown unknown 112195987 3202 1.5 0 0.0 0 0.0 0 1 0.0 ▶ _dl_start ld-2.28.so 112199189 188471 86.3 123394 96.6 180007 86.8 0.69 12529 96.0 ▼ _dl_init ld-2.28.so 112387660 13406 6.1 3207 2.5 14868 7.2 0.22 327 2.5 ▶ call_init.part.0 ld-2.28.so 112387773 117 0.9 70 2.2 639 4.3 0.11 3 0.9 ▶ call_init.part.0 ld-2.28.so 112387890 13129 97.9 3103 96.8 14100 94.8 0.22 315 96.3 ▶ call_init.part.0 ld-2.28.so 112401020 0 0.0 0 0.0 0 0.0 0 2 0.6 ▼ _start simple-retpol 112401066 12899 5.9 1142 0.9 11561 5.6 0.10 184 1.4 ▶ unknown unknown 112401388 846 6.6 0 0.0 0 0.0 0 1 0.5 ▼ __libc_start_main libc-2.28.so 112402344 11621 90.1 1129 98.9 10350 89.5 0.11 181 98.4 ▶ __cxa_atexit libc-2.28.so 112402360 2302 19.8 101 8.9 1817 17.6 0.06 13 7.2 ▶ __libc_csu_init simple-retpol 112404673 121 1.0 43 3.8 340 3.3 0.13 8 4.4 ▶ _setjmp libc-2.28.so 112404794 74 0.6 46 4.1 206 2.0 0.22 4 2.2 ▼ main simple-retpol 112404892 44 0.4 23 2.0 126 1.2 0.18 12 6.6 ▼ foo simple-retpol 112404892 19 43.2 12 52.2 55 43.7 0.22 5 41.7 bar simple-retpol 112404896 12 63.2 3 25.0 34 61.8 0.09 1 20.0 ▼ foo simple-retpol 112404911 25 56.8 11 47.8 71 56.3 0.15 5 41.7 ▶ bar simple-retpol 112404924 10 40.0 3 27.3 27 38.0 0.11 1 20.0 ▶ exit libc-2.28.so 112404936 9029 77.7 878 77.8 7765 75.0 0.11 139 76.8 Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Jiri Olsa <jolsa@redhat.com> Link: http://lkml.kernel.org/r/20190520113728.14389-22-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> |
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.. | ||
accounting | ||
arch | ||
bpf | ||
build | ||
cgroup | ||
crypto | ||
debugging | ||
firewire | ||
firmware | ||
gpio | ||
hv | ||
iio | ||
include | ||
io_uring | ||
kvm/kvm_stat | ||
laptop | ||
leds | ||
lib | ||
memory-model | ||
nfsd | ||
objtool | ||
pci | ||
pcmcia | ||
perf | ||
power | ||
scripts | ||
spi | ||
testing | ||
thermal/tmon | ||
time | ||
usb | ||
virtio | ||
vm | ||
wmi | ||
Makefile |