From: Jens Axboe <axboe@suse.de>
To: Pavel Machek <pavel@suse.cz>
Cc: Dave Jones <davej@redhat.com>, Jeff Garzik <jgarzik@pobox.com>,
marcelo.tosatti@cyclades.com,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] laptop mode
Date: Sat, 11 Oct 2003 15:59:43 +0200 [thread overview]
Message-ID: <20031011135943.GB1107@suse.de> (raw)
In-Reply-To: <20031011114913.GA516@elf.ucw.cz>
On Sat, Oct 11 2003, Pavel Machek wrote:
> Hi!
>
> > > Right now laptopmode/aam is just a suspect. There are still 1-2 other
> > > small patches against IDE which could be the reason. We've dropped
> > > laptopmode/aam for the time being to see if the folks seeing repeatable
> > > corruption suddenly start behaving again.
> >
> > aam patch is far more risky, it's a far more likely suspect. That patch
> > never reall did go out of beta. Dropping laptop-mode and aam at the same
> > time is bad engineering practice :).
> >
> > laptop-mode cannot cause corruption that cannot show otherwise.
>
> Well, if fireballs have data-corrupting that happens just after spinup
> (for example), I can see how laptop-mode affects that. W/o
> laptop-mode, disk is spinning all the time so sleep bugs can not
> manifest themselves. You add laptop-mode, and...
Not very likely, imho. People have been using spin down with hdparm for
years (in Linux and elsewhere), while acoustic management is a bit more
esoteric.
--
Jens Axboe
next prev parent reply other threads:[~2003-10-11 14:00 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200310091103.h99B31ug014566@hera.kernel.org>
2003-10-09 14:02 ` [PATCH] laptop mode Jeff Garzik
2003-10-09 14:05 ` Jens Axboe
2003-10-09 14:17 ` Dave Jones
2003-10-09 14:26 ` Jens Axboe
2003-10-11 11:49 ` Pavel Machek
2003-10-11 13:59 ` Jens Axboe [this message]
2003-10-12 22:45 ` Barry K. Nathan
2003-10-14 17:50 ` Jeff Garzik
2003-10-09 14:09 ` Marcelo Tosatti
2003-10-09 14:11 ` Jens Axboe
2003-10-09 14:18 ` Jeff Garzik
2003-10-09 14:21 ` Jens Axboe
2003-10-09 14:28 ` Dave Jones
2003-10-17 19:42 ` Jan Rychter
2003-10-18 12:52 ` Jens Axboe
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=20031011135943.GB1107@suse.de \
--to=axboe@suse.de \
--cc=davej@redhat.com \
--cc=jgarzik@pobox.com \
--cc=linux-kernel@vger.kernel.org \
--cc=marcelo.tosatti@cyclades.com \
--cc=pavel@suse.cz \
/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