From: Frederic Weisbecker <fweisbec@gmail.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: LKML <linux-kernel@vger.kernel.org>, Ingo Molnar <mingo@elte.hu>,
Arnaldo Carvalho de Melo <acme@redhat.com>,
Paul Mackerras <paulus@samba.org>,
Stephane Eranian <eranian@google.com>,
Cyrill Gorcunov <gorcunov@openvz.org>,
Tom Zanussi <tzanussi@gmail.com>,
Masami Hiramatsu <mhiramat@redhat.com>,
Steven Rostedt <rostedt@goodmis.org>,
Robert Richter <robert.richter@amd.com>
Subject: Re: [RFC PATCH 4/9] perf: Don't record frame pointer based user stacktraces if we dump stack and regs
Date: Wed, 13 Oct 2010 17:02:49 +0200 [thread overview]
Message-ID: <20101013150246.GF5335@nowhere> (raw)
In-Reply-To: <1286954586.29097.60.camel@twins>
On Wed, Oct 13, 2010 at 09:23:06AM +0200, Peter Zijlstra wrote:
> On Wed, 2010-10-13 at 07:06 +0200, Frederic Weisbecker wrote:
> > User and kernel stack might be selected for other uses than callchain
> > in the future, this probably shouldn't mess with the regular callchain
> > code. Instead we should probably have an exclude_callchain_user
> > attribute, that could be also useful to filter out user callchains
> > when people don't want them.
>
> Probably ;-)
Will change that then :)
Thanks.
next prev parent reply other threads:[~2010-10-13 15:03 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-13 5:06 [RFC] perf: Dwarf cfi based user callchains Frederic Weisbecker
2010-10-13 5:06 ` [RFC PATCH 1/9] uaccess: Make copy_from_user_nmi() globally available Frederic Weisbecker
2010-10-13 7:15 ` Peter Zijlstra
2010-10-13 14:47 ` Frederic Weisbecker
2010-10-13 20:43 ` Peter Zijlstra
2010-10-13 5:06 ` [RFC PATCH 2/9] perf: Add ability to dump user regs Frederic Weisbecker
2010-10-13 7:20 ` Peter Zijlstra
2010-10-13 14:56 ` Frederic Weisbecker
2010-10-13 14:58 ` Frederic Weisbecker
2010-10-14 11:06 ` Stephane Eranian
2010-10-14 11:20 ` Frederic Weisbecker
2010-10-15 8:39 ` Stephane Eranian
2010-10-15 22:58 ` Frederic Weisbecker
2010-10-17 10:07 ` Peter Zijlstra
2010-10-18 10:01 ` Stephane Eranian
2010-10-18 22:35 ` Frederic Weisbecker
2010-10-20 9:24 ` Stephane Eranian
2010-10-20 16:13 ` Frederic Weisbecker
2010-10-20 16:19 ` Peter Zijlstra
2010-10-13 5:06 ` [RFC PATCH 3/9] perf: Add ability to dump part of the user stack Frederic Weisbecker
2010-10-13 7:22 ` Peter Zijlstra
2010-10-13 15:01 ` Frederic Weisbecker
2010-10-13 5:06 ` [RFC PATCH 4/9] perf: Don't record frame pointer based user stacktraces if we dump stack and regs Frederic Weisbecker
2010-10-13 7:23 ` Peter Zijlstra
2010-10-13 15:02 ` Frederic Weisbecker [this message]
2010-10-16 0:19 ` Frederic Weisbecker
2010-10-13 5:06 ` [RFC PATCH 5/9] perf: Support for dwarf mode callchain on perf record Frederic Weisbecker
2010-10-13 5:06 ` [RFC PATCH 6/9] perf: Build with dwarf cfi Frederic Weisbecker
2010-10-13 5:06 ` [RFC PATCH 7/9] perf: Support for error passed over pointers Frederic Weisbecker
2010-10-13 5:07 ` [RFC PATCH 8/9] perf: Add libunwind dependency for dwarf cfi unwinding Frederic Weisbecker
2010-10-13 5:07 ` [RFC PATCH 9/9] perf: Support for dwarf cfi unwinding on post processing Frederic Weisbecker
2010-10-13 15:13 ` [RFC] perf: Dwarf cfi based user callchains Frank Ch. Eigler
2010-10-20 15:35 ` Frederic Weisbecker
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