From: Joe Thornber <thornber@redhat.com>
To: device-mapper development <dm-devel@redhat.com>
Subject: Re: [PATCH for-dm-3.14-fixes 6/8] dm thin: fix pool_preresume resize with heavy IO races
Date: Fri, 21 Feb 2014 14:47:05 +0000 [thread overview]
Message-ID: <20140221144704.GI13298@debian> (raw)
In-Reply-To: <20140221143746.GF4578@redhat.com>
On Fri, Feb 21, 2014 at 09:37:47AM -0500, Mike Snitzer wrote:
> You may think it complicated, and yeah it isn't dead simple, but it
> unlocks the nuanced state that is needed to allow for fixing data space
> exhaustion that still allows for prepared_mappings to complete -- even
> though the pool is in read-only mode.
ok, but we still need a patch to stop the worker being woken while the
pool is suspended.
next prev parent reply other threads:[~2014-02-21 14:47 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-21 2:55 [PATCH for-dm-3.14-fixes 0/8] dm thin: address a few fundamental problems Mike Snitzer
2014-02-21 2:55 ` [PATCH for-dm-3.14-fixes 1/8] dm thin: synchronize the pool mode during suspend Mike Snitzer
2014-02-21 13:58 ` Joe Thornber
2014-02-21 2:55 ` [PATCH for-dm-3.14-fixes 2/8] dm thin: set flag when over the metadata low watermark threshold Mike Snitzer
2014-02-21 13:56 ` Joe Thornber
2014-02-21 14:05 ` Mike Snitzer
2014-02-21 14:10 ` Mike Snitzer
2014-02-21 2:56 ` [PATCH for-dm-3.14-fixes 3/8] dm thin: set flag if metadata is out of space Mike Snitzer
2014-02-21 14:20 ` Joe Thornber
2014-02-21 14:35 ` Mike Snitzer
2014-02-21 14:44 ` Joe Thornber
2014-02-21 2:56 ` [PATCH for-dm-3.14-fixes 4/8] dm thin: error out I/O if inappropriate for it to be retried Mike Snitzer
2014-02-21 14:22 ` Joe Thornber
2014-02-21 14:48 ` Mike Snitzer
2014-02-21 2:56 ` [PATCH for-dm-3.14-fixes 5/8] dm thin: fix the error path for the thin device constructor Mike Snitzer
2014-02-21 2:56 ` [PATCH for-dm-3.14-fixes 6/8] dm thin: fix pool_preresume resize with heavy IO races Mike Snitzer
2014-02-21 14:27 ` Joe Thornber
2014-02-21 14:37 ` Mike Snitzer
2014-02-21 14:47 ` Joe Thornber [this message]
2014-02-21 2:56 ` [PATCH for-dm-3.14-fixes 7/8] dm thin: ensure user takes action to validate data and metadata consistency Mike Snitzer
2014-02-21 14:35 ` Joe Thornber
2014-02-21 2:56 ` [PATCH for-dm-3.14-fixes 8/8] dm thin: allow metadata space larger than supported to go unused Mike Snitzer
2014-02-21 14:36 ` Joe Thornber
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