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Date: Tue, 11 Aug 2009 14:25:09 +0200 From: Frederic Weisbecker <fweisbec@...il.com> To: Ingo Molnar <mingo@...e.hu> Cc: Jason Baron <jbaron@...hat.com>, linux-kernel@...r.kernel.org, laijs@...fujitsu.com, rostedt@...dmis.org, peterz@...radead.org, mathieu.desnoyers@...ymtl.ca, jiayingz@...gle.com, mbligh@...gle.com, lizf@...fujitsu.com Subject: Re: [PATCH 10/12] add perf counter support On Tue, Aug 11, 2009 at 02:17:11PM +0200, Ingo Molnar wrote: > > * Frederic Weisbecker <fweisbec@...il.com> wrote: > > > On Mon, Aug 10, 2009 at 04:53:02PM -0400, Jason Baron wrote: > > > Make 'perf stat -e syscalls:sys_enter_blah' work with syscall style tracepoints. > > > > > > It would be nice to also be able to type: > > > > perf stat -e syscalls:blah > > > > and then having both enter/exit counters. > > Plus wildcard/regex support would be nice as well in the listing of > events. That way one could do a shortcut of: > > perf stat -e syscalls:* > > to trace all syscalls. Or: > > perf stat -e syscalls:*read* > > to see all the read variants - etc. > > Ingo Plus filters in syscalls field. Because arguments are wrapped and post-processed, they are not treated as usual fields. I must confess this part is not trivial though. -- 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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