From: Dave Chinner <david@fromorbit.com>
To: Jamie Lokier <jamie@shareable.org>
Cc: Eric Sandeen <sandeen@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
t-sato@yk.jp.nec.com
Subject: Re: [PATCH V4] Allow SysRq emergency thaw to thaw frozen filesystems
Date: Wed, 4 Feb 2009 08:21:29 +1100 [thread overview]
Message-ID: <20090203212129.GI24173@disturbed> (raw)
In-Reply-To: <20090203114829.GG11926@shareable.org>
On Tue, Feb 03, 2009 at 11:48:29AM +0000, Jamie Lokier wrote:
> Eric Sandeen wrote:
> > The timeout thaw originally proposed did not get merged, but
> > perhaps something like this would be useful in emergencies.
> >
> > For example, freeze /path/to/mountpoint may freeze your
> > root filesystem if you forgot that you had that unmounted.
>
> If you don't have console access, you're just logged in remotely, is
> there a way to do an emergency unthaw from a shell command?
^^^^^^
That's a freeze, right? ;)
Anyway, I think you could use /proc/sysrq-trigger in that situation.
Cheers,
Dave.
--
Dave Chinner
david@fromorbit.com
next prev parent reply other threads:[~2009-02-03 21:21 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-15 4:06 [PATCH] Allow SysRq emergency sync to thaw frozen filesystems Eric Sandeen
2009-01-16 0:20 ` Andrew Morton
2009-01-16 3:49 ` Eric Sandeen
2009-01-16 3:59 ` Eric Sandeen
2009-01-16 15:33 ` Valdis.Kletnieks
2009-01-16 15:40 ` Eric Sandeen
2009-01-16 16:21 ` Dave Kleikamp
2009-01-16 16:42 ` Dave Kleikamp
2009-01-16 8:48 ` Pavel Machek
2009-01-16 15:17 ` Valdis.Kletnieks
2009-01-16 15:28 ` Eric Sandeen
2009-01-16 15:33 ` Pavel Machek
2009-01-16 15:40 ` Theodore Tso
2009-01-16 15:52 ` Valdis.Kletnieks
2009-01-16 16:08 ` Eric Sandeen
2009-01-16 19:31 ` [PATCH V2] Allow SysRq emergency thaw " Eric Sandeen
2009-01-16 19:38 ` Randy Dunlap
2009-01-16 19:46 ` Eric Sandeen
2009-01-16 19:50 ` [PATCH V3] " Eric Sandeen
2009-01-30 21:40 ` Andrew Morton
2009-02-02 22:55 ` [PATCH V4] " Eric Sandeen
2009-02-03 11:48 ` Jamie Lokier
2009-02-03 13:31 ` Dave Kleikamp
2009-02-03 21:21 ` Dave Chinner [this message]
2009-02-03 22:01 ` Andrew Morton
2009-02-03 22:07 ` Eric Sandeen
2009-02-03 22:21 ` Andrew Morton
2009-02-16 22:01 ` [PATCH V5] " Eric Sandeen
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=20090203212129.GI24173@disturbed \
--to=david@fromorbit.com \
--cc=akpm@linux-foundation.org \
--cc=jamie@shareable.org \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=sandeen@redhat.com \
--cc=t-sato@yk.jp.nec.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