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author | Fabian Frederick <fabf@skynet.be> | 2015-06-10 02:09:32 +0200 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2015-06-16 08:07:38 +0200 |
commit | cdd9eefdf905e92e7fc6cc393314efe68dc6ff66 (patch) | |
tree | 21a33cf43006f039bae8896de1457b72652d7c6a /fs/ufs/ufs.h | |
parent | fs/ufs: revert "ufs: fix deadlocks introduced by sb mutex merge" (diff) | |
download | linux-cdd9eefdf905e92e7fc6cc393314efe68dc6ff66.tar.xz linux-cdd9eefdf905e92e7fc6cc393314efe68dc6ff66.zip |
fs/ufs: restore s_lock mutex
Commit 0244756edc4b98c ("ufs: sb mutex merge + mutex_destroy") generated
deadlocks in read/write mode on mkdir.
This patch partially reverts it keeping fixes by Andrew Morton and
mutex_destroy()
[AV: fixed a missing bit in ufs_remount()]
Signed-off-by: Fabian Frederick <fabf@skynet.be>
Reported-by: Ian Campbell <ian.campbell@citrix.com>
Suggested-by: Jan Kara <jack@suse.cz>
Cc: Ian Campbell <ian.campbell@citrix.com>
Cc: Evgeniy Dushistov <dushistov@mail.ru>
Cc: Alexey Khoroshilov <khoroshilov@ispras.ru>
Cc: Roger Pau Monne <roger.pau@citrix.com>
Cc: Ian Jackson <Ian.Jackson@eu.citrix.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/ufs/ufs.h')
-rw-r--r-- | fs/ufs/ufs.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/ufs/ufs.h b/fs/ufs/ufs.h index 2a07396d5f9e..cf6368d42d4a 100644 --- a/fs/ufs/ufs.h +++ b/fs/ufs/ufs.h @@ -30,6 +30,7 @@ struct ufs_sb_info { int work_queued; /* non-zero if the delayed work is queued */ struct delayed_work sync_work; /* FS sync delayed work */ spinlock_t work_lock; /* protects sync_work and work_queued */ + struct mutex s_lock; }; struct ufs_inode_info { |