From: Calvin Walton <calvin.walton@kepstin.ca>
To: Josef Bacik <josef@redhat.com>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: Do not use free space caching!
Date: Thu, 31 Mar 2011 17:06:42 -0400 [thread overview]
Message-ID: <1301605604.12638.5.camel@ayu> (raw)
In-Reply-To: <4D939E76.1060801@redhat.com>
On Wed, 2011-03-30 at 17:19 -0400, Josef Bacik wrote:
> Hello,
>
> Just found a big bug in the free space caching stuff that will result in
> early ENOSPC. I'm working on fixing this bug, but it won't be until
> tomorrow that I'll have it completely working, so for now make sure to
> mount -o clear_cache so that it just clears the cache and doesn't use it.
>
> NOTE: It doesn't cause problems other than early ENOSPC, you won't get
> corruption or anything like that, tho you could possibly panic.
>
> Sorry for the inconvenience. Thanks,
Any chance you could provide a little more information about which
kernels are affected? Is it any kernel with free space cache support (is
2.6.38.x included?) - and if so, do you plan on submitting the fix to
the stable kernel series?
--
Calvin Walton <calvin.walton@kepstin.ca>
next prev parent reply other threads:[~2011-03-31 21:06 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-30 21:19 Do not use free space caching! Josef Bacik
2011-03-31 21:06 ` Calvin Walton [this message]
2011-03-31 22:59 ` Josef Bacik
2011-04-01 13:27 ` Konstantinos Skarlatos
2011-04-01 17:56 ` Calvin Walton
2011-04-01 18:00 ` Chris Mason
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