[PATCHv4 0/4] perf tools: Allow to enable/disable events via control pipe

From: Jiri Olsa
Date: Sat Dec 26 2020 - 18:23:48 EST


hi,
adding support to enable/disable specific events via control
file via following commands:

# echo 'enable sched:sched_process_fork' > control
# echo 'disabled sched:sched_process_fork' > control

v4 changes:
- some of the patches got merged
- rebased to latest perf/core
- fixed changelogs
- added 'ping' command

v3 changes:
- use ' ' instead of '-' in syntax and add command argument
processing [Arnaldo]
- add options to evlist [Arnaldo]
- add man page changes

v2 changes:
- added acks
- change list to evlist [Arnaldo]
- add evlist-verbose command [Arnaldo]
- add '' to enale-/disable- error message

The code is available in here:
git://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git
perf/control

thanks,
jirka


---
Jiri Olsa (4):
perf tools: Allow to enable/disable events via control file
perf tools: Add evlist control command
perf tools: Add stop control command
perf tools: Add ping control command

tools/perf/Documentation/perf-record.txt | 15 ++++++++++++---
tools/perf/builtin-record.c | 13 +++++++------
tools/perf/builtin-stat.c | 5 +++--
tools/perf/util/evlist.c | 112 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++---
tools/perf/util/evlist.h | 6 ++++++
tools/perf/util/evsel_fprintf.c | 2 ++
tools/perf/util/python-ext-sources | 1 +
tools/perf/util/setup.py | 2 +-
8 files changed, 141 insertions(+), 15 deletions(-)