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Message-ID: <20131121082004.0f74915f@gandalf.local.home> Date: Thu, 21 Nov 2013 08:20:04 -0500 From: Steven Rostedt <rostedt@...dmis.org> To: Jiri Olsa <jolsa@...hat.com> Cc: linux-kernel@...r.kernel.org, Corey Ashford <cjashfor@...ux.vnet.ibm.com>, Frederic Weisbecker <fweisbec@...il.com>, Ingo Molnar <mingo@...e.hu>, Namhyung Kim <namhyung@...nel.org>, Paul Mackerras <paulus@...ba.org>, Peter Zijlstra <a.p.zijlstra@...llo.nl>, Arnaldo Carvalho de Melo <acme@...hat.com>, David Ahern <dsahern@...il.com> Subject: Re: [PATCH 10/22] tools lib traceevent: Add function plugin On Thu, 21 Nov 2013 12:01:08 +0100 Jiri Olsa <jolsa@...hat.com> wrote: > Backporting function plugin. > > Backported from Steven Rostedt's trace-cmd repo (HEAD 0f2c2fb): > git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/trace-cmd.git > > This plugin adds function and parent function fields > resolving for ftrace:function tracepoint event. > > The diff of 'perf script' output generated by old and new code: > (data was generated by 'perf record -e ftrace:function ls') > > --- script.function.old > +++ script.function.new > - ls 10781 [001] 32667.291379: ftrace:function: ffffffff811adb80 <-- ffffffff811afc48 > - ls 10781 [001] 32667.291379: ftrace:function: ffffffff811b35d0 <-- ffffffff811adb9b > - ls 10781 [001] 32667.291380: ftrace:function: ffffffff811b3520 <-- ffffffff811b35e8 > - ls 10781 [001] 32667.291380: ftrace:function: ffffffff811b2720 <-- ffffffff811b3549 > - ls 10781 [001] 32667.291381: ftrace:function: ffffffff81297e10 <-- ffffffff811b356c > - ls 10781 [001] 32667.291381: ftrace:function: ffffffff81298f40 <-- ffffffff81297e2c > - ls 10781 [001] 32667.291382: ftrace:function: ffffffff81076160 <-- ffffffff811afbf0 > - ls 10781 [001] 32667.291383: ftrace:function: ffffffff811c3eb0 <-- ffffffff811afbfc > - ls 10781 [001] 32667.291383: ftrace:function: ffffffff8164e100 <-- ffffffff811c3ed8 > - ls 10781 [001] 32667.291384: ftrace:function: ffffffff811a5d10 <-- ffffffff811c3f53 > - ls 10781 [001] 32667.291384: ftrace:function: ffffffff811e8e70 <-- ffffffff811a5d58 > - ls 10781 [001] 32667.291385: ftrace:function: ffffffff811f38e0 <-- ffffffff811a5d63 > - ls 10781 [001] 32667.291385: ftrace:function: ffffffff811a9ff0 <-- ffffffff811a5d6b > - ls 10781 [001] 32667.291386: ftrace:function: ffffffff811a9fa0 <-- ffffffff811aa015 > - ls 10781 [001] 32667.291387: ftrace:function: ffffffff810851c0 <-- ffffffff811aa053 > - ls 10781 [001] 32667.291387: ftrace:function: ffffffff81090e00 <-- ffffffff81085211 > + ls 10781 [001] 32667.291379: ftrace:function: would_dump <-- setup_new_exec > + ls 10781 [001] 32667.291379: ftrace:function: inode_permission <-- would_dump > + ls 10781 [001] 32667.291380: ftrace:function: __inode_permission <-- inode_permission > + ls 10781 [001] 32667.291380: ftrace:function: generic_permission <-- __inode_permission > + ls 10781 [001] 32667.291381: ftrace:function: security_inode_permission <-- __inode_permission > + ls 10781 [001] 32667.291381: ftrace:function: cap_inode_permission <-- security_inode_permission > + ls 10781 [001] 32667.291382: ftrace:function: flush_signal_handlers <-- setup_new_exec > + ls 10781 [001] 32667.291383: ftrace:function: do_close_on_exec <-- setup_new_exec > + ls 10781 [001] 32667.291383: ftrace:function: _raw_spin_lock <-- do_close_on_exec > + ls 10781 [001] 32667.291384: ftrace:function: filp_close <-- do_close_on_exec > + ls 10781 [001] 32667.291384: ftrace:function: dnotify_flush <-- filp_close > + ls 10781 [001] 32667.291385: ftrace:function: locks_remove_posix <-- filp_close > + ls 10781 [001] 32667.291385: ftrace:function: fput <-- filp_close > + ls 10781 [001] 32667.291386: ftrace:function: file_sb_list_del <-- fput > + ls 10781 [001] 32667.291387: ftrace:function: task_work_add <-- fput > + ls 10781 [001] 32667.291387: ftrace:function: kick_process <-- task_work_add > > Removing options support as it's not backported yet. > Currently this plugin supports 2 options: > 'parent' to display parent function The number of times I enabled the parent option, I should make it default too. Thanks! > 'indent' to show function call indents > > Enabling both of them by default. > > Signed-off-by: Jiri Olsa <jolsa@...hat.com> > Cc: Corey Ashford <cjashfor@...ux.vnet.ibm.com> > Cc: Frederic Weisbecker <fweisbec@...il.com> > Cc: Ingo Molnar <mingo@...e.hu> > Cc: Namhyung Kim <namhyung@...nel.org> > Cc: Paul Mackerras <paulus@...ba.org> > Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl> > Cc: Arnaldo Carvalho de Melo <acme@...hat.com> > Cc: Steven Rostedt <rostedt@...dmis.org> Signed-off-by: Steven Rostedt <rostedt@...dmis.org> -- Steve > Cc: David Ahern <dsahern@...il.com> > --- > tools/lib/traceevent/Makefile | 1 + > tools/lib/traceevent/plugin_function.c | 151 +++++++++++++++++++++++++++++++++ > 2 files changed, 152 insertions(+) > create mode 100644 tools/lib/traceevent/plugin_function.c > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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