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* [RFC] ftrace, perf: Adding support to use function trace
@ 2011-11-27 18:04 Jiri Olsa
  2011-11-27 18:04 ` [PATCH 1/9] trace: Fix uninitialized variable compiler warning Jiri Olsa
                   ` (9 more replies)
  0 siblings, 10 replies; 186+ messages in thread
From: Jiri Olsa @ 2011-11-27 18:04 UTC (permalink / raw)
  To: rostedt, fweisbec, mingo, paulus, acme; +Cc: linux-kernel

hi,
here's another version of perf support for function trace
with filter. The changeset is working and hopefully is not
introducing more bugs.. ;) still testing.

Patch 1 through 3 could be probably taken separately as they
fix independent issues. The rest is specific to the perf
function tracing.

I needed a way to temporarily enable/disable ftrace_ops based
on the event in/out scheduling, patch 4/9 is introducing that.
Not sure this is the best way though..

Also adding open/close, add/del registration actions for
tracepoint (patches 5,6) to have suitable place to control
the function trace.

Patch 7 enables the function event perf registration,
and patches 8 and 9 add filter support.

attached patches:
- 1/9 trace: Fix uninitialized variable compiler warning
- 2/9 ftrace: Fix possible NULL dereferencing in __ftrace_hash_rec_update
- 3/9 ftrace: Fix shutdown to disable calls properly
- 4/9 ftrace: Add enable/disable ftrace_ops control interface
- 5/9 ftrace, perf: Add open/close tracepoint perf registration actions
- 6/9 ftrace, perf: Add add/del tracepoint perf registration actions
- 7/9 ftrace, perf: Add support to use function tracepoint in perf
- 8/9 ftrace, perf: Add FILTER_TRACE_FN event field type
- 9/9 ftrace, perf: Add filter support for function trace event

thanks for comments,
jirka
---
 include/linux/ftrace.h             |   12 ++
 include/linux/ftrace_event.h       |    9 ++-
 include/linux/perf_event.h         |    3 +
 kernel/trace/ftrace.c              |   45 ++++++---
 kernel/trace/trace.c               |    3 +-
 kernel/trace/trace.h               |    9 ++-
 kernel/trace/trace_event_perf.c    |  208 ++++++++++++++++++++++++++++-------
 kernel/trace/trace_events.c        |   12 ++-
 kernel/trace/trace_events_filter.c |  114 ++++++++++++++++++--
 kernel/trace/trace_export.c        |   53 ++++++++-
 kernel/trace/trace_kprobe.c        |    8 ++-
 kernel/trace/trace_syscalls.c      |   18 +++-
 12 files changed, 413 insertions(+), 81 deletions(-)

^ permalink raw reply	[flat|nested] 186+ messages in thread
* [PATCHv9 0/7] ftrace, perf: Adding support to use function trace
@ 2012-02-15 14:51 Jiri Olsa
  2012-02-15 14:51 ` [PATCH 7/7] ftrace, perf: Add filter support for function trace event Jiri Olsa
  0 siblings, 1 reply; 186+ messages in thread
From: Jiri Olsa @ 2012-02-15 14:51 UTC (permalink / raw)
  To: rostedt, fweisbec, mingo, paulus, acme, a.p.zijlstra
  Cc: linux-kernel, aarapov

hi,
here's another version of perf support for function trace
with filter. 

attached patches:
 - 1/7 ftrace: Add enable/disable ftrace_ops control interface
 - 2/7 ftrace, perf: Add open/close tracepoint perf registration actions
 - 3/7 ftrace, perf: Add add/del tracepoint perf registration actions
 - 4/7 ftrace: Add FTRACE_ENTRY_REG macro to allow event registration
 - 5/7 ftrace, perf: Add support to use function tracepoint in perf
 - 6/7 ftrace: Allow to specify filter field type for ftrace events
 - 7/7 ftrace, perf: Add filter support for function trace event

v9 changes:
  fixed patches 5/7 and 7/7 to work with disabled options:
    CONFIG_FUNCTION_TRACER, CONFIG_DYNAMIC_FTRACE

thanks,
jirka
---
 include/linux/ftrace.h             |   77 +++++++++++++-
 include/linux/ftrace_event.h       |    9 ++-
 include/linux/perf_event.h         |    3 +
 kernel/trace/ftrace.c              |  132 ++++++++++++++++++++---
 kernel/trace/trace.h               |   38 +++++--
 kernel/trace/trace_entries.h       |   54 +++++++---
 kernel/trace/trace_event_perf.c    |  208 ++++++++++++++++++++++++++++-------
 kernel/trace/trace_events.c        |   12 ++-
 kernel/trace/trace_events_filter.c |  168 ++++++++++++++++++++++++++++-
 kernel/trace/trace_export.c        |   64 ++++++++----
 kernel/trace/trace_kprobe.c        |    8 ++-
 kernel/trace/trace_syscalls.c      |   18 +++-
 12 files changed, 671 insertions(+), 120 deletions(-)

^ permalink raw reply	[flat|nested] 186+ messages in thread

end of thread, other threads:[~2012-02-17 13:46 UTC | newest]

Thread overview: 186+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2011-11-27 18:04 [RFC] ftrace, perf: Adding support to use function trace Jiri Olsa
2011-11-27 18:04 ` [PATCH 1/9] trace: Fix uninitialized variable compiler warning Jiri Olsa
2011-11-28 16:19   ` Steven Rostedt
2011-11-28 16:25     ` Jiri Olsa
2011-11-28 19:34       ` Steven Rostedt
2011-11-27 18:04 ` [PATCH 2/9] ftrace: Fix possible NULL dereferencing in __ftrace_hash_rec_update Jiri Olsa
2011-11-28 16:24   ` Steven Rostedt
2011-11-27 18:04 ` [PATCH 3/9] ftrace: Fix shutdown to disable calls properly Jiri Olsa
2011-11-28 19:18   ` Steven Rostedt
2011-11-29 11:21     ` Jiri Olsa
2011-11-27 18:04 ` [PATCH 4/9] ftrace: Add enable/disable ftrace_ops control interface Jiri Olsa
2011-11-28 19:26   ` Steven Rostedt
2011-11-28 20:02     ` Peter Zijlstra
2011-11-28 20:05       ` Peter Zijlstra
2011-11-28 20:14         ` Steven Rostedt
2011-11-28 20:20           ` Peter Zijlstra
2011-11-28 20:12       ` Steven Rostedt
2011-11-28 20:15         ` Peter Zijlstra
2011-11-28 20:24           ` Steven Rostedt
2011-11-28 20:21   ` Steven Rostedt
2011-11-29 10:07     ` Jiri Olsa
2011-11-27 18:04 ` [PATCH 5/9] ftrace, perf: Add open/close tracepoint perf registration actions Jiri Olsa
2011-11-27 18:04 ` [PATCH 6/9] ftrace, perf: Add add/del " Jiri Olsa
2011-11-27 18:04 ` [PATCH 7/9] ftrace, perf: Add support to use function tracepoint in perf Jiri Olsa
2011-11-28 19:58   ` Steven Rostedt
2011-11-28 20:03     ` Peter Zijlstra
2011-11-28 20:13       ` Steven Rostedt
2011-11-29 10:10         ` Jiri Olsa
2011-11-28 20:08     ` Peter Zijlstra
2011-11-28 20:10       ` Peter Zijlstra
2011-11-28 20:16         ` Steven Rostedt
2011-11-28 20:18           ` Peter Zijlstra
2011-11-27 18:04 ` [PATCH 8/9] ftrace, perf: Add FILTER_TRACE_FN event field type Jiri Olsa
2011-11-28 20:01   ` Steven Rostedt
2011-11-29 10:14     ` Jiri Olsa
2011-11-29 11:22     ` Jiri Olsa
2011-11-29 11:51       ` Peter Zijlstra
2011-11-29 12:21         ` Jiri Olsa
2011-11-27 18:04 ` [PATCH 9/9] ftrace, perf: Add filter support for function trace event Jiri Olsa
2011-11-28 20:07   ` Steven Rostedt
2011-12-05 17:22 ` [RFCv2] ftrace, perf: Adding support to use function trace Jiri Olsa
2011-12-05 17:22   ` [PATCHv2 01/10] ftrace: Fix possible NULL dereferencing in __ftrace_hash_rec_update Jiri Olsa
2011-12-05 17:22   ` [PATCHv2 02/10] ftrace: Change mcount call replacement logic Jiri Olsa
2011-12-19 19:03     ` Steven Rostedt
2011-12-20 13:10       ` Jiri Olsa
2011-12-20 16:33         ` Steven Rostedt
2011-12-20 19:39     ` Steven Rostedt
2011-12-21  9:57       ` Jiri Olsa
2011-12-21 11:34         ` Steven Rostedt
2011-12-21 11:35           ` Steven Rostedt
2011-12-21 11:40             ` Jiri Olsa
2012-01-08  9:13     ` [tip:perf/core] ftrace: Fix unregister ftrace_ops accounting tip-bot for Jiri Olsa
2011-12-05 17:22   ` [PATCHv2 03/10] ftrace: Add enable/disable ftrace_ops control interface Jiri Olsa
2011-12-19 19:19     ` Steven Rostedt
2011-12-19 19:35     ` Steven Rostedt
2011-12-20 14:57       ` Jiri Olsa
2011-12-20 15:25         ` Steven Rostedt
2011-12-20 15:35           ` Jiri Olsa
2011-12-05 17:22   ` [PATCHv2 04/10] ftrace, perf: Add open/close tracepoint perf registration actions Jiri Olsa
2011-12-05 17:22   ` [PATCHv2 05/10] ftrace, perf: Add add/del " Jiri Olsa
2011-12-05 17:22   ` [PATCHv2 06/10] ftrace, perf: Add support to use function tracepoint in perf Jiri Olsa
2011-12-05 17:22   ` [PATCHv2 07/10] ftrace: Change filter/notrace set functions to return exit code Jiri Olsa
2011-12-19 19:22     ` Steven Rostedt
2011-12-05 17:22   ` [PATCHv2 08/10] ftrace, perf: Distinguish ftrace function event field type Jiri Olsa
2011-12-05 17:22   ` [PATCHv2 09/10] ftrace, perf: Add filter support for function trace event Jiri Olsa
2011-12-05 17:22   ` [PATCHv2 10/10] ftrace, graph: Add global_ops filter callback for graph tracing Jiri Olsa
2011-12-19 19:27     ` Steven Rostedt
2011-12-19 13:40   ` [RFCv2] ftrace, perf: Adding support to use function trace Jiri Olsa
2011-12-19 16:45     ` Steven Rostedt
2011-12-19 16:58     ` Frederic Weisbecker
2011-12-21 11:48   ` [PATCHv3 0/8] " Jiri Olsa
2011-12-21 11:48     ` [PATCH 1/8] ftrace: Change filter/notrace set functions to return exit code Jiri Olsa
2011-12-21 11:48     ` [PATCH 2/8] ftrace: Fix possible NULL dereferencing in __ftrace_hash_rec_update Jiri Olsa
2011-12-21 15:23       ` Steven Rostedt
2011-12-21 11:48     ` [PATCH 3/8] ftrace: Add enable/disable ftrace_ops control interface Jiri Olsa
2011-12-21 16:01       ` Steven Rostedt
2011-12-21 16:43         ` Jiri Olsa
2011-12-21 16:55           ` Steven Rostedt
2012-01-24  1:26         ` Frederic Weisbecker
2011-12-21 11:48     ` [PATCH 4/8] ftrace, perf: Add open/close tracepoint perf registration actions Jiri Olsa
2011-12-21 11:48     ` [PATCH 5/8] ftrace, perf: Add add/del " Jiri Olsa
2011-12-21 11:48     ` [PATCH 6/8] ftrace, perf: Add support to use function tracepoint in perf Jiri Olsa
2011-12-21 11:48     ` [PATCH 7/8] ftrace, perf: Distinguish ftrace function event field type Jiri Olsa
2011-12-21 11:48     ` [PATCH 8/8] ftrace, perf: Add filter support for function trace event Jiri Olsa
2011-12-21 18:56     ` [PATCHv4 0/8] ftrace, perf: Adding support to use function trace Jiri Olsa
2011-12-21 18:56       ` [PATCH 1/7] ftrace: Change filter/notrace set functions to return exit code Jiri Olsa
2011-12-22  0:12         ` Steven Rostedt
2011-12-22  8:01           ` [PATCHv5 " Jiri Olsa
2011-12-21 18:56       ` [PATCH 2/7] ftrace: Add enable/disable ftrace_ops control interface Jiri Olsa
2011-12-21 18:56       ` [PATCH 3/7] ftrace, perf: Add open/close tracepoint perf registration actions Jiri Olsa
2011-12-21 18:56       ` [PATCH 4/7] ftrace, perf: Add add/del " Jiri Olsa
2011-12-21 18:56       ` [PATCH 5/7] ftrace, perf: Add support to use function tracepoint in perf Jiri Olsa
2011-12-21 18:56       ` [PATCH 6/7] ftrace, perf: Distinguish ftrace function event field type Jiri Olsa
2011-12-21 18:56       ` [PATCH 7/7] ftrace, perf: Add filter support for function trace event Jiri Olsa
2011-12-21 22:07         ` Frederic Weisbecker
2011-12-22 12:55           ` Jiri Olsa
2011-12-22 15:26             ` [PATCHvFIXED " Jiri Olsa
2011-12-24  2:35               ` Frederic Weisbecker
2011-12-21 19:02       ` [PATCHv4 0/7] ftrace, perf: Adding support to use function trace Jiri Olsa
2012-01-02  9:04       ` [PATCHv5 " Jiri Olsa
2012-01-02  9:04         ` [PATCH 1/7] ftrace: Change filter/notrace set functions to return exit code Jiri Olsa
2012-02-17 13:46           ` [tip:perf/core] ftrace: Change filter/ notrace " tip-bot for Jiri Olsa
2012-01-02  9:04         ` [PATCH 2/7] ftrace: Add enable/disable ftrace_ops control interface Jiri Olsa
2012-01-17  1:42           ` Frederic Weisbecker
2012-01-17  2:07             ` Steven Rostedt
2012-01-17  2:29               ` Frederic Weisbecker
2012-01-18 13:59             ` Jiri Olsa
2012-01-02  9:04         ` [PATCH 3/7] ftrace, perf: Add open/close tracepoint perf registration actions Jiri Olsa
2012-01-02  9:04         ` [PATCH 4/7] ftrace, perf: Add add/del " Jiri Olsa
2012-01-02  9:04         ` [PATCH 5/7] ftrace, perf: Add support to use function tracepoint in perf Jiri Olsa
2012-01-02  9:04         ` [PATCH 6/7] ftrace, perf: Distinguish ftrace function event field type Jiri Olsa
2012-01-02  9:04         ` [PATCH 7/7] ftrace, perf: Add filter support for function trace event Jiri Olsa
2012-01-16 23:59           ` Steven Rostedt
2012-01-18 13:45             ` Jiri Olsa
2012-01-16  8:57         ` [PATCHv5 0/7] ftrace, perf: Adding support to use function trace Jiri Olsa
2012-01-16 16:17           ` Steven Rostedt
2012-01-18 18:44         ` [PATCHv6 " Jiri Olsa
2012-01-18 18:44           ` [PATCH 1/7] ftrace: Change filter/notrace set functions to return exit code Jiri Olsa
2012-01-19 16:31             ` Frederic Weisbecker
2012-01-18 18:44           ` [PATCH 2/7] ftrace: Add enable/disable ftrace_ops control interface Jiri Olsa
2012-01-20 17:02             ` Frederic Weisbecker
2012-01-25 23:13               ` Steven Rostedt
2012-01-26  2:37                 ` Frederic Weisbecker
2012-01-27 10:37                   ` Jiri Olsa
2012-01-27 10:38                     ` Jiri Olsa
2012-01-27 16:40                     ` Frederic Weisbecker
2012-01-27 16:54                       ` Jiri Olsa
2012-01-27 17:02                         ` Frederic Weisbecker
2012-01-27 17:20                           ` Jiri Olsa
2012-01-28 16:39                             ` Frederic Weisbecker
2012-01-27 17:21                         ` Steven Rostedt
2012-01-18 18:44           ` [PATCH 3/7] ftrace, perf: Add open/close tracepoint perf registration actions Jiri Olsa
2012-01-18 18:44           ` [PATCH 4/7] ftrace, perf: Add add/del " Jiri Olsa
2012-01-18 18:44           ` [PATCH 5/7] ftrace, perf: Add support to use function tracepoint in perf Jiri Olsa
2012-01-18 18:44           ` [PATCH 6/7] ftrace, perf: Distinguish ftrace function event field type Jiri Olsa
2012-01-18 18:44           ` [PATCH 7/7] ftrace, perf: Add filter support for function trace event Jiri Olsa
2012-01-18 21:43           ` [PATCHv6 0/7] ftrace, perf: Adding support to use function trace Steven Rostedt
2012-01-28 18:43           ` [PATCHv7 " Jiri Olsa
2012-01-28 18:43             ` [PATCH 1/7] ftrace: Change filter/notrace set functions to return exit code Jiri Olsa
2012-01-30  5:42               ` Frederic Weisbecker
2012-01-28 18:43             ` [PATCH 2/7] ftrace: Add enable/disable ftrace_ops control interface Jiri Olsa
2012-01-30  5:59               ` Frederic Weisbecker
2012-01-30  9:18                 ` Jiri Olsa
2012-02-03 13:42                   ` Steven Rostedt
2012-02-03 13:50                     ` Jiri Olsa
2012-02-03 14:08                       ` Steven Rostedt
2012-02-03 14:22                         ` [PATCHv8 0/2] first 2 patches passed review Jiri Olsa
2012-02-03 14:22                           ` [PATCH 1/2] ftrace: Change filter/notrace set functions to return exit code Jiri Olsa
2012-02-03 14:22                           ` [PATCH 2/2] ftrace: Add enable/disable ftrace_ops control interface Jiri Olsa
2012-02-04 13:24                           ` [PATCHv8 0/2] first 2 patches passed review Frederic Weisbecker
2012-02-03 13:40               ` [PATCH 2/7] ftrace: Add enable/disable ftrace_ops control interface Steven Rostedt
2012-01-28 18:43             ` [PATCH 3/7] ftrace, perf: Add open/close tracepoint perf registration actions Jiri Olsa
2012-02-02 17:35               ` Frederic Weisbecker
2012-02-03 10:23                 ` Jiri Olsa
2012-01-28 18:43             ` [PATCH 4/7] ftrace, perf: Add add/del " Jiri Olsa
2012-02-02 17:42               ` Frederic Weisbecker
2012-01-28 18:43             ` [PATCH 5/7] ftrace, perf: Add support to use function tracepoint in perf Jiri Olsa
2012-02-02 18:14               ` Frederic Weisbecker
2012-02-03 12:54                 ` Jiri Olsa
2012-02-03 13:00                   ` Jiri Olsa
2012-02-03 14:07                     ` Steven Rostedt
2012-02-04 13:21                   ` Frederic Weisbecker
2012-02-06 19:35                     ` Steven Rostedt
2012-02-03 13:53                 ` Steven Rostedt
2012-01-28 18:43             ` [PATCH 6/7] ftrace, perf: Distinguish ftrace function event field type Jiri Olsa
2012-02-03 14:16               ` Steven Rostedt
2012-01-28 18:43             ` [PATCH 7/7] ftrace, perf: Add filter support for function trace event Jiri Olsa
2012-02-07  0:20               ` Jiri Olsa
2012-02-07 19:44             ` [PATCHv8 0/8] ftrace, perf: Adding support to use function trace Jiri Olsa
2012-02-07 19:44               ` [PATCH 1/8] ftrace: Change filter/notrace set functions to return exit code Jiri Olsa
2012-02-07 19:44               ` [PATCH 2/8] ftrace: Add enable/disable ftrace_ops control interface Jiri Olsa
2012-02-07 19:44               ` [PATCH 3/8] ftrace, perf: Add open/close tracepoint perf registration actions Jiri Olsa
2012-02-07 19:44               ` [PATCH 4/8] ftrace, perf: Add add/del " Jiri Olsa
2012-02-07 19:44               ` [PATCH 5/8] ftrace: Add FTRACE_ENTRY_REG macro to allow event registration Jiri Olsa
2012-02-07 19:44               ` [PATCH 6/8] ftrace, perf: Add support to use function tracepoint in perf Jiri Olsa
2012-02-07 19:44               ` [PATCH 7/8] ftrace: Allow to specify filter field type for ftrace events Jiri Olsa
2012-02-07 19:44               ` [PATCH 8/8] ftrace, perf: Add filter support for function trace event Jiri Olsa
2012-02-10 13:27               ` [PATCHv8 0/8] ftrace, perf: Adding support to use function trace Steven Rostedt
2012-02-10 14:45                 ` Steven Rostedt
2012-02-10 16:07                   ` Jiri Olsa
2012-02-10 16:48                     ` Frederic Weisbecker
2012-02-10 18:00                       ` Steven Rostedt
2012-02-10 18:05                         ` Frederic Weisbecker
2012-02-10 18:23                           ` David Ahern
2012-02-13 18:02               ` Steven Rostedt
2012-02-15 14:51 [PATCHv9 0/7] " Jiri Olsa
2012-02-15 14:51 ` [PATCH 7/7] ftrace, perf: Add filter support for function trace event Jiri Olsa

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