From: Andi Kleen <ak@muc.de>
To: Willy Tarreau <willy@w.ods.org>
Cc: linux-kernel@vger.kernel.org, davej@redhat.com
Subject: Re: Linux 2.4.30-rc2
Date: Sun, 27 Mar 2005 19:50:54 +0200 [thread overview]
Message-ID: <m1u0mx2d1d.fsf@muc.de> (raw)
In-Reply-To: <20050326113426.GO30052@alpha.home.local> (Willy Tarreau's message of "Sat, 26 Mar 2005 12:34:26 +0100")
Willy Tarreau <willy@w.ods.org> writes:
> Marcelo,
>
> just another one and that's all. Zachary Amsden found an unconditional
> write to a debug register in the signal delivery path which is only
> needed when we use a breakpoint. This is a very expensive operation on
> x86, and doing it conditionnaly enhanced signal delivery speed by 33%
> for him.
>
> His patch got merged in 2.6.10, and I've merged it a month ago in my
> local tree. Could we get it in 2.4.30, please ?
I dont think it belongs in 2.4.x. It is not a critical bug fix.
-Andi
prev parent reply other threads:[~2005-03-27 17:51 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-26 0:46 Linux 2.4.30-rc2 Marcelo Tosatti
2005-03-26 10:42 ` Willy Tarreau
2005-03-26 10:50 ` Willy Tarreau
2005-03-26 10:59 ` Willy Tarreau
2005-03-26 21:41 ` David S. Miller
2005-03-26 11:22 ` Willy Tarreau
2005-03-26 11:44 ` Arjan van de Ven
2005-03-26 12:27 ` Willy Tarreau
2005-03-26 16:07 ` Marcelo Tosatti
2005-03-26 11:34 ` Willy Tarreau
2005-03-26 11:46 ` Arjan van de Ven
2005-03-26 12:29 ` Willy Tarreau
2005-03-27 17:50 ` Andi Kleen [this message]
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=m1u0mx2d1d.fsf@muc.de \
--to=ak@muc.de \
--cc=davej@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=willy@w.ods.org \
/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