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| author | Christoph Hellwig <hch@infradead.org> | 2011-01-25 09:06:21 +0000 |
|---|---|---|
| committer | Alex Elder <aelder@sgi.com> | 2011-02-07 13:29:18 -0600 |
| commit | 9681153b460006923bb1e9d39b05b80ec09d6b4e (patch) | |
| tree | 4695cb892fd54dd75910583a4002f44509dbf239 /fs/xfs/xfs_bmap.c | |
| parent | 0d8b30ad19bf13197cbcd786e2cd5a2ecef72e68 (diff) | |
| download | kernel_samsung_smdk4412-9681153b460006923bb1e9d39b05b80ec09d6b4e.zip kernel_samsung_smdk4412-9681153b460006923bb1e9d39b05b80ec09d6b4e.tar.gz kernel_samsung_smdk4412-9681153b460006923bb1e9d39b05b80ec09d6b4e.tar.bz2 | |
xfs: add lockdep annotations for the rt inodes
The rt bitmap and summary inodes do not participate in the normal inode
locking protocol. Instead the rt bitmap inode can be locked in any
transaction involving rt allocations, and the both of the rt inodes can
be locked at the same time. Add specific lockdep subclasses for the rt
inodes to prevent lockdep from blowing up.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Alex Elder <aelder@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_bmap.c')
| -rw-r--r-- | fs/xfs/xfs_bmap.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c index 2f89af2..d8d0906 100644 --- a/fs/xfs/xfs_bmap.c +++ b/fs/xfs/xfs_bmap.c @@ -2371,7 +2371,7 @@ xfs_bmap_rtalloc( * Lock out other modifications to the RT bitmap inode. */ error = xfs_trans_iget(mp, ap->tp, mp->m_sb.sb_rbmino, 0, - XFS_ILOCK_EXCL, &ip); + XFS_ILOCK_EXCL | XFS_ILOCK_RTBITMAP, &ip); if (error) return error; ASSERT(ip == mp->m_rbmip); |