From: Paul Mackerras <paulus@samba.org>
To: Jake Moilanen <moilanen@austin.ibm.com>
Cc: Leo Przybylski <leo@leosandbox.org>,
Linux Kernel <linux-kernel@vger.kernel.org>,
"Martin J. Bligh" <mbligh@aracnet.com>
Subject: Re: Blast and data miscompare
Date: Thu, 11 Nov 2004 16:02:08 +1100 [thread overview]
Message-ID: <16786.62032.421264.819206@cargo.ozlabs.ibm.com> (raw)
In-Reply-To: <20041109093400.34b49953@localhost>
Jake Moilanen writes:
> Not sure if it's the same problem. But we were seeing a miscompare on
> 2.4 due to a incorrect COW happening, followed by a hardware hash hole
> w/ PPC64.
>
> To fix it we had to make sure that the PTE was cleared and the TLB's
> flushed before the new PTE was established.
>
> Martin, was this fixed on 2.6?
It can't happen on 2.6; when BenH rewrote the PTE handling in 2.6
earlier this year, this was one of the things we made sure couldn't be
a problem.
Paul.
prev parent reply other threads:[~2004-11-11 5:05 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-31 5:46 Leo Przybylski
2004-11-09 15:34 ` Jake Moilanen
2004-11-09 15:43 ` Martin J. Bligh
2004-11-11 5:02 ` Paul Mackerras [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=16786.62032.421264.819206@cargo.ozlabs.ibm.com \
--to=paulus@samba.org \
--cc=leo@leosandbox.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mbligh@aracnet.com \
--cc=moilanen@austin.ibm.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
all inboxes | Powered by JetHome®