From: Andi Kleen <ak@suse.de>
To: Zwane Mwaikambo <zwane@arm.linux.org.uk>
Cc: linux-kernel@vger.kernel.org
Subject: Re: FEATURE REQUEST: Specific Processor Optimizations on x86 Architecture
Date: 27 Oct 2003 22:15:06 +0100 [thread overview]
Message-ID: <p73brs29ycl.fsf@oldwotan.suse.de> (raw)
In-Reply-To: <Pine.LNX.4.53.0310271603580.21953@montezuma.fsmlabs.com.suse.lists.linux.kernel>
Zwane Mwaikambo <zwane@arm.linux.org.uk> writes:
> On Mon, 27 Oct 2003, Andi Kleen wrote:
>
> > The wmb() change is not needed, unless you have an oostore CPU
> > (x86 has ordered writes by default). It probably does not hurt
> > neither though (I do it the same way on x86-64), but also doesn't
> > change anything.
>
> The original intent was to fix an SMP P5 system, it oopses otherwise under
> load.
That doesn't make any sense. P5 doesn't support SFENCE.
-Andi
next parent reply other threads:[~2003-11-18 13:48 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <JB3R.23s.23@gated-at.bofh.it.suse.lists.linux.kernel>
[not found] ` <JWKQ.7nS.15@gated-at.bofh.it.suse.lists.linux.kernel>
[not found] ` <LhtX.bs.15@gated-at.bofh.it.suse.lists.linux.kernel>
[not found] ` <LhtX.bs.13@gated-at.bofh.it.suse.lists.linux.kernel>
[not found] ` <m3k76qsf8i.fsf@averell.firstfloor.org.suse.lists.linux.kernel>
[not found] ` <Pine.LNX.4.53.0310271603580.21953@montezuma.fsmlabs.com.suse.lists.linux.kernel>
2003-10-27 21:15 ` Andi Kleen [this message]
2003-11-18 14:28 ` FEATURE REQUEST: Specific Processor Optimizations on x86 Architecture Zwane Mwaikambo
[not found] <JB3R.23s.23@gated-at.bofh.it>
[not found] ` <JBn4.2xt.19@gated-at.bofh.it>
[not found] ` <JBPW.36x.3@gated-at.bofh.it>
2003-10-23 8:32 ` Ihar 'Philips' Filipau
2003-10-23 8:37 ` Ihar 'Philips' Filipau
[not found] ` <JWKQ.7nS.15@gated-at.bofh.it>
[not found] ` <LhtX.bs.15@gated-at.bofh.it>
[not found] ` <LhtX.bs.13@gated-at.bofh.it>
2003-10-27 18:33 ` Andi Kleen
2003-10-27 21:05 ` Zwane Mwaikambo
2003-10-22 12:55 Joseph D. Wagner
2003-10-23 0:12 ` Måns Rullgård
2003-10-22 13:26 ` Joseph D. Wagner
2003-10-23 0:37 ` Michael Rozhavsky
2003-10-23 0:15 ` Dave Jones
2003-10-22 13:47 ` Joseph D. Wagner
2003-10-23 1:02 ` Rik van Riel
2003-10-23 1:14 ` Joseph D. Wagner
2003-10-23 1:18 ` Rik van Riel
2003-10-23 9:26 ` Jan-Benedict Glaw
2003-10-23 9:35 ` Måns Rullgård
2003-10-23 1:06 ` Tim Hockin
2003-10-22 15:40 ` Joseph D. Wagner
2003-10-23 14:57 ` Rik van Riel
2003-10-23 1:23 ` Dave Jones
2003-10-22 15:35 ` Joseph D. Wagner
2003-10-23 2:52 ` William Lee Irwin III
2003-10-23 9:35 ` Jan-Benedict Glaw
2003-10-23 13:40 ` Jesse Pollard
2003-10-23 14:57 ` Charles Cazabon
2003-10-23 15:34 ` David Zaffiro
2003-10-23 17:26 ` Rob
2003-10-23 23:05 ` J.A. Magallon
2003-10-23 23:24 ` Nick Piggin
[not found] ` <200310241301.41230.ioe-lkml@rameria.de>
2003-10-27 15:20 ` J.A. Magallon
2003-10-27 20:52 ` Zwane Mwaikambo
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=p73brs29ycl.fsf@oldwotan.suse.de \
--to=ak@suse.de \
--cc=linux-kernel@vger.kernel.org \
--cc=zwane@arm.linux.org.uk \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.