linux-stable.git/tools/perf/Documentation/perf-script-python.txt, branch linux-3.16.y Linux kernel stable tree perf script python: Remove dups in documentation examples 2017-09-15T17:30:06+00:00 SeongJae Park sj38.park@gmail.com 2017-05-30T11:18:25+00:00 0fbe3f351b6079569524c12ce9f3cd440aca6ae9 commit 14fc42fa1b3e7ea5160c84d0e686a3a0c1ffe619 upstream. Few shell command examples in perf-script-python.txt has few nitpicks include: - tools/perf/scripts/python directory listing command is unnecessarily repeated. - few examples contain additional information in command prompt unnecessarily and inconsistently. This commit fixes them to enhance readability of the document. Signed-off-by: SeongJae Park <sj38.park@gmail.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Tom Zanussi <tzanussi@gmail.com> Fixes: cff68e582237 ("perf/scripts: Add perf-trace-python Documentation") Link: http://lkml.kernel.org/r/20170530111827.21732-4-sj38.park@gmail.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Ben Hutchings <ben@decadent.org.uk> 
commit 14fc42fa1b3e7ea5160c84d0e686a3a0c1ffe619 upstream.

Few shell command examples in perf-script-python.txt has few nitpicks
include:

- tools/perf/scripts/python directory listing command is unnecessarily
  repeated.
- few examples contain additional information in command prompt
  unnecessarily and inconsistently.

This commit fixes them to enhance readability of the document.

Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Tom Zanussi <tzanussi@gmail.com>
Fixes: cff68e582237 ("perf/scripts: Add perf-trace-python Documentation")
Link: http://lkml.kernel.org/r/20170530111827.21732-4-sj38.park@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
perf script python: Updated trace_unhandled() signature 2017-09-15T17:30:06+00:00 SeongJae Park sj38.park@gmail.com 2017-05-30T11:18:27+00:00 d731f614e0438c44f3af081a8af9c03c3e6ee970 commit 1bf8d5a4a5da19b1f6e7958fe67db4118fa7a1c1 upstream. Default function signature of trace_unhandled() got changed to include a field dict, but its documentation, perf-script-python.txt has not been updated. Fix it. Signed-off-by: SeongJae Park <sj38.park@gmail.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Pierre Tardy <tardyp@gmail.com> Fixes: c02514850d67 ("perf scripts python: Give field dict to unhandled callback") Link: http://lkml.kernel.org/r/20170530111827.21732-6-sj38.park@gmail.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Ben Hutchings <ben@decadent.org.uk> 
commit 1bf8d5a4a5da19b1f6e7958fe67db4118fa7a1c1 upstream.

Default function signature of trace_unhandled() got changed to include a
field dict, but its documentation, perf-script-python.txt has not been
updated.  Fix it.

Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Pierre Tardy <tardyp@gmail.com>
Fixes: c02514850d67 ("perf scripts python: Give field dict to unhandled callback")
Link: http://lkml.kernel.org/r/20170530111827.21732-6-sj38.park@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
perf script python: Fix wrong code snippets in documentation 2017-09-15T17:30:06+00:00 SeongJae Park sj38.park@gmail.com 2017-05-30T11:18:26+00:00 386d2b570e1843e9eeffa9f49c23817dbafd9eb6 commit 26ddb8722df865aa67fbe459107d2f3f8e5c6829 upstream. This commit fixes wrong code snippets for trace_begin() and trace_end() function example definition. Signed-off-by: SeongJae Park <sj38.park@gmail.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Tom Zanussi <tzanussi@gmail.com> Fixes: cff68e582237 ("perf/scripts: Add perf-trace-python Documentation") Link: http://lkml.kernel.org/r/20170530111827.21732-5-sj38.park@gmail.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Ben Hutchings <ben@decadent.org.uk> 
commit 26ddb8722df865aa67fbe459107d2f3f8e5c6829 upstream.

This commit fixes wrong code snippets for trace_begin() and trace_end()
function example definition.

Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Tom Zanussi <tzanussi@gmail.com>
Fixes: cff68e582237 ("perf/scripts: Add perf-trace-python Documentation")
Link: http://lkml.kernel.org/r/20170530111827.21732-5-sj38.park@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
perf script: Fix documentation errors 2017-09-15T17:30:05+00:00 SeongJae Park sj38.park@gmail.com 2017-05-30T11:18:24+00:00 6414a9e9208a5aaf688e9c5377f65aa9d9838a85 commit 34d4453dac257be53c21abf2f713c992fb692b5c upstream. This commit fixes two errors in documents for perf-script-python and perf-script-perl as below: - /sys/kernel/debug/tracing events -> /sys/kernel/debug/tracing/events/ - trace_handled -> trace_unhandled Signed-off-by: SeongJae Park <sj38.park@gmail.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Tom Zanussi <tzanussi@gmail.com> Fixes: cff68e582237 ("perf/scripts: Add perf-trace-python Documentation") Link: http://lkml.kernel.org/r/20170530111827.21732-3-sj38.park@gmail.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Ben Hutchings <ben@decadent.org.uk> 
commit 34d4453dac257be53c21abf2f713c992fb692b5c upstream.

This commit fixes two errors in documents for perf-script-python and
perf-script-perl as below:

- /sys/kernel/debug/tracing events -> /sys/kernel/debug/tracing/events/
- trace_handled -> trace_unhandled

Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Tom Zanussi <tzanussi@gmail.com>
Fixes: cff68e582237 ("perf/scripts: Add perf-trace-python Documentation")
Link: http://lkml.kernel.org/r/20170530111827.21732-3-sj38.park@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
perf script: Remove workqueue-stats script 2013-01-24T19:40:53+00:00 Tom Zanussi tom.zanussi@linux.intel.com 2013-01-18T19:51:28+00:00 1de7b7e89d16e3daf32fb3b6f214d038ab2ed879 The tracepoints used by the workqueue-stats script no longer exist so trying to run the script results in: # perf script record workqueue-stats invalid or unsupported event: 'workqueue:workqueue_creation' Run 'perf list' for a list of valid events So remove the script until it can be reworked using the new workqueue tracepoints. Signed-off-by: Tom Zanussi <tom.zanussi@linux.intel.com> Link: http://lkml.kernel.org/r/e7a7637d5df9df86887c3bff7683574665ec5360.1358527965.git.tom.zanussi@linux.intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> 
The tracepoints used by the workqueue-stats script no longer exist so
trying to run the script results in:

  # perf script record workqueue-stats
  invalid or unsupported event: 'workqueue:workqueue_creation'
  Run 'perf list' for a list of valid events

So remove the script until it can be reworked using the new workqueue
tracepoints.

Signed-off-by: Tom Zanussi <tom.zanussi@linux.intel.com>
Link: http://lkml.kernel.org/r/e7a7637d5df9df86887c3bff7683574665ec5360.1358527965.git.tom.zanussi@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
perf script perl/python: Fix libexec scripts path in Documentation 2012-08-20T12:30:36+00:00 David Ahern dsahern@gmail.com 2012-08-19T15:46:22+00:00 e8d0f400ee3247ad22faa6afabfa7022260ef7a5 The libexec path is /libexec/perf-core/scripts/*/Perf-Trace-Util. Signed-off-by: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Link: http://lkml.kernel.org/r/1345391182-71825-1-git-send-email-dsahern@gmail.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> 
The libexec path is /libexec/perf-core/scripts/*/Perf-Trace-Util.

Signed-off-by: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Link: http://lkml.kernel.org/r/1345391182-71825-1-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
sched: Get rid of lock_depth 2011-04-24T11:18:38+00:00 Jonathan Corbet corbet@lwn.net 2011-04-22T17:19:10+00:00 625f2a378e5a10f45fdc37932fc9f8a21676de9e Neil Brown pointed out that lock_depth somehow escaped the BKL removal work. Let's get rid of it now. Note that the perf scripting utilities still have a bunch of code for dealing with common_lock_depth in tracepoints; I have left that in place in case anybody wants to use that code with older kernels. Suggested-by: Neil Brown <neilb@suse.de> Signed-off-by: Jonathan Corbet <corbet@lwn.net> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Andrew Morton <akpm@linux-foundation.org> Link: http://lkml.kernel.org/r/20110422111910.456c0e84@bike.lwn.net Signed-off-by: Ingo Molnar <mingo@elte.hu> 
Neil Brown pointed out that lock_depth somehow escaped the BKL
removal work.  Let's get rid of it now.

Note that the perf scripting utilities still have a bunch of
code for dealing with common_lock_depth in tracepoints; I have
left that in place in case anybody wants to use that code with
older kernels.

Suggested-by: Neil Brown <neilb@suse.de>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Link: http://lkml.kernel.org/r/20110422111910.456c0e84@bike.lwn.net
Signed-off-by: Ingo Molnar <mingo@elte.hu>
perf: Rename 'perf trace' to 'perf script' 2010-11-16T18:37:44+00:00 Ingo Molnar mingo@elte.hu 2010-11-16T17:45:39+00:00 133dc4c39c57eeef2577ca5b4ed24765b7a78ce2 Free the perf trace name space and rename the trace to 'script' which is a better match for the scripting engine. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> 
Free the perf trace name space and rename the trace to 'script' which is a
better match for the scripting engine.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>