From: Ingo Molnar <mingo@elte.hu>
To: Lin Ming <ming.m.lin@intel.com>
Cc: Arnaldo Carvalho de Melo <acme@infradead.org>,
Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] perf probe: Add fastpath to do lookup by function name
Date: Thu, 24 Mar 2011 08:58:30 +0100 [thread overview]
Message-ID: <20110324075830.GA28885@elte.hu> (raw)
In-Reply-To: <1300981134-7333-1-git-send-email-ming.m.lin@intel.com>
* Lin Ming <ming.m.lin@intel.com> wrote:
> The vmlinux file may have thousands of CUs.
> We can lookup function name from .debug_pubnames section
> to avoid the slow loop on CUs.
Mind including before/after perf stat --repeat 10 results in the changelog, of
an affected command which got faster?
Thanks,
Ingo
next prev parent reply other threads:[~2011-03-24 7:58 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-24 15:38 [PATCH] perf probe: Add fastpath to do lookup by function name Lin Ming
2011-03-24 7:58 ` Ingo Molnar [this message]
2011-03-24 8:38 ` Lin Ming
2011-03-24 8:47 ` Ingo Molnar
2011-03-24 9:08 ` Masami Hiramatsu
2011-03-24 13:47 ` Lin Ming
2011-03-24 14:09 ` [PATCH v2 -tip] " Lin Ming
2011-03-25 1:14 ` Masami Hiramatsu
2011-03-25 2:57 ` Arnaldo Carvalho de Melo
2011-03-25 6:33 ` Lin Ming
2011-03-25 8:30 ` Lin Ming
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20110324075830.GA28885@elte.hu \
--to=mingo@elte.hu \
--cc=a.p.zijlstra@chello.nl \
--cc=acme@infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=masami.hiramatsu.pt@hitachi.com \
--cc=ming.m.lin@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox