/[linux-patches]/genpatches-2.6/trunk/2.6.14/1454_15.5_dm-bdev-release.patch
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Contents of /genpatches-2.6/trunk/2.6.14/1454_15.5_dm-bdev-release.patch

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Revision 328 - (hide annotations) (download) (as text)
Tue Mar 14 13:34:17 2006 UTC (14 years, 8 months ago) by johnm
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File size: 1064 byte(s)
2.6.14-11, rebase against local tree
1 johnm 328 From: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
2     Date: Fri, 24 Feb 2006 21:04:24 +0000 (-0800)
3     Subject: [PATCH] dm: missing bdput/thaw_bdev at removal
4     X-Git-Url: http://www.kernel.org/git/?p=linux/kernel/git/chrisw/linux-2.6.15.y.git;a=commitdiff;h=2687a132e9d6e5e9249fc2b961ab37cf185dd3c8
5    
6     [PATCH] dm: missing bdput/thaw_bdev at removal
7    
8     Need to unfreeze and release bdev otherwise the bdev inode with
9     inconsistent state is reused later and cause problem.
10    
11     Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
12     Acked-by: Alasdair G Kergon <agk@redhat.com>
13     Cc: <stable@kernel.org>
14     Signed-off-by: Andrew Morton <akpm@osdl.org>
15     [chrisw: backport to 2.6.15]
16     Signed-off-by: Chris Wright <chrisw@sous-sol.org>
17     ---
18    
19     --- a/drivers/md/dm.c
20     +++ b/drivers/md/dm.c
21     @@ -812,6 +812,10 @@ static struct mapped_device *alloc_dev(u
22    
23     static void free_dev(struct mapped_device *md)
24     {
25     + if (md->frozen_bdev) {
26     + thaw_bdev(md->frozen_bdev, NULL);
27     + bdput(md->frozen_bdev);
28     + }
29     free_minor(md->disk->first_minor);
30     mempool_destroy(md->tio_pool);
31     mempool_destroy(md->io_pool);

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