From: Ingo Molnar <mingo@elte.hu>
To: Masami Hiramatsu <mhiramat@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>,
lkml <linux-kernel@vger.kernel.org>,
Paul Mackerras <paulus@samba.org>,
Arnaldo Carvalho de Melo <acme@redhat.com>,
Steven Rostedt <rostedt@goodmis.org>,
Jim Keniston <jkenisto@us.ibm.com>,
Ananth N Mavinakayanahalli <ananth@in.ibm.com>,
Christoph Hellwig <hch@infradead.org>,
"Frank Ch. Eigler" <fche@redhat.com>,
Jason Baron <jbaron@redhat.com>,
"K.Prasad" <prasad@linux.vnet.ibm.com>,
Peter Zijlstra <peterz@infradead.org>,
Srikar Dronamraju <srikar@linux.vnet.ibm.com>,
systemtap <systemtap@sources.redhat.com>,
DLE <dle-develop@lists.sourceforge.net>
Subject: Re: [PATCH -tip 00/14] perf-probe updates
Date: Tue, 15 Dec 2009 20:22:58 +0100 [thread overview]
Message-ID: <20091215192258.GB15443@elte.hu> (raw)
In-Reply-To: <20091215153106.17436.66584.stgit@dhcp-100-2-132.bos.redhat.com>
* Masami Hiramatsu <mhiramat@redhat.com> wrote:
> Hi Ingo,
>
> Here are several bugfixes and updates of perf-probe.
> This updates includes below features.
>
> - Support checking kernel Build-ID
> Comparing vmlinux build-id and running kernel build-id
> can prevent user to set incorrect probes by using
> old/incorrect vmlinux.
>
> - Symbol search by libelf/kallsyms
> This allows to check probed symbol exists in the kernel
> even if debuginfo is not available.
>
> - Support glob expression with --del option (like --del '*')
> This allows users to use wildcard for specifying
> deleting events.
>
> - Reject adding same-name events
> Rejecting to add event which name already exists.
>
> - Support event name specifying for new events
> This allows users to set their own name to new
> events. Currently setting group name is not
> allowed, because it will conflict with other
> tracepoints and kmem event.
>
> I think the glob expression (wildcard matching) can be
> applied to other perf tools for choosing events, and it
> will give user better experience :-)
Very nice improvements! :)
Applied, thanks!
Ingo
prev parent reply other threads:[~2009-12-15 19:23 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-15 15:31 Masami Hiramatsu
2009-12-15 15:31 ` [PATCH -tip 01/14] perf probe: Cleanup struct session in builtin-probe.c Masami Hiramatsu
2009-12-15 19:24 ` [tip:perf/urgent] " tip-bot for Masami Hiramatsu
2009-12-15 15:31 ` [PATCH -tip 02/14] perf probe: Check the result of e_snprintf() Masami Hiramatsu
2009-12-15 19:25 ` [tip:perf/urgent] " tip-bot for Masami Hiramatsu
2009-12-15 15:31 ` [PATCH -tip 03/14] perf probe: Check hyphen only argument Masami Hiramatsu
2009-12-15 19:25 ` [tip:perf/urgent] " tip-bot for Masami Hiramatsu
2009-12-15 15:31 ` [PATCH -tip 04/14] perf probe: Show need-dwarf message only if it is really needed Masami Hiramatsu
2009-12-15 19:25 ` [tip:perf/urgent] " tip-bot for Masami Hiramatsu
2009-12-15 15:31 ` [PATCH -tip 05/14] perf probe: Fix --del to show info instead of warning Masami Hiramatsu
2009-12-15 19:25 ` [tip:perf/urgent] " tip-bot for Masami Hiramatsu
2009-12-15 15:31 ` [PATCH -tip 06/14] perf probe: Fix --del to update current event list Masami Hiramatsu
2009-12-15 19:25 ` [tip:perf/urgent] " tip-bot for Masami Hiramatsu
2009-12-15 15:31 ` [PATCH -tip 07/14] perf tools: Add for_each macros for strlist Masami Hiramatsu
2009-12-15 19:26 ` [tip:perf/urgent] " tip-bot for Masami Hiramatsu
2009-12-15 15:32 ` [PATCH -tip 08/14] perf probe: Use strlist__for_each macros in probe-event.c Masami Hiramatsu
2009-12-15 19:26 ` [tip:perf/urgent] " tip-bot for Masami Hiramatsu
2009-12-15 15:32 ` [PATCH -tip 09/14] perf probe: Add glob matching support on --del Masami Hiramatsu
2009-12-15 19:26 ` [tip:perf/urgent] " tip-bot for Masami Hiramatsu
2009-12-15 15:32 ` [PATCH -tip 10/14] perf probe: Support event name for --add option Masami Hiramatsu
2009-12-15 19:26 ` [tip:perf/urgent] " tip-bot for Masami Hiramatsu
2009-12-15 15:32 ` [PATCH -tip 11/14] perf probe: Reject second attempt of adding same-name event Masami Hiramatsu
2009-12-15 19:27 ` [tip:perf/urgent] " tip-bot for Masami Hiramatsu
2009-12-15 15:32 ` [PATCH -tip 12/14] perf probe: Check build-id of vmlinux Masami Hiramatsu
2009-12-15 19:27 ` [tip:perf/urgent] " tip-bot for Masami Hiramatsu
2009-12-15 15:32 ` [PATCH -tip 13/14] perf probe: Check symbols in symtab/kallsyms Masami Hiramatsu
2009-12-15 19:27 ` [tip:perf/urgent] " tip-bot for Masami Hiramatsu
2009-12-15 15:32 ` [PATCH -tip 14/14] perf probe: Fix to show which probe point is not found Masami Hiramatsu
2009-12-15 19:27 ` [tip:perf/urgent] " tip-bot for Masami Hiramatsu
2009-12-15 19:22 ` Ingo Molnar [this message]
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