diff options
| author | Takashi Iwai <tiwai@suse.de> | 2010-06-23 16:07:34 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2010-06-23 16:07:34 +0200 |
| commit | 1240e6b5532358257c52351639a8d2382fe58f84 (patch) | |
| tree | 43d374ce976a41c6dcd12a70a51e0289093f8d07 /fs/xfs/xfs_iget.c | |
| parent | c9ff921abecda352e987a6aae169118a3fc9aa5d (diff) | |
| parent | a5c7d797dcce3be5e77cd6ea62cc4920ededc32b (diff) | |
Merge branch 'fix/misc' into topic/misc
Diffstat (limited to 'fs/xfs/xfs_iget.c')
| -rw-r--r-- | fs/xfs/xfs_iget.c | 29 |
1 files changed, 10 insertions, 19 deletions
diff --git a/fs/xfs/xfs_iget.c b/fs/xfs/xfs_iget.c index 6845db90818f..75df75f43d48 100644 --- a/fs/xfs/xfs_iget.c +++ b/fs/xfs/xfs_iget.c @@ -382,9 +382,6 @@ xfs_iget( /* get the perag structure and ensure that it's inode capable */ pag = xfs_perag_get(mp, XFS_INO_TO_AGNO(mp, ino)); - if (!pag->pagi_inodeok) - return EINVAL; - ASSERT(pag->pag_ici_init); agino = XFS_INO_TO_AGINO(mp, ino); again: @@ -744,30 +741,24 @@ xfs_ilock_demote( } #ifdef DEBUG -/* - * Debug-only routine, without additional rw_semaphore APIs, we can - * now only answer requests regarding whether we hold the lock for write - * (reader state is outside our visibility, we only track writer state). - * - * Note: this means !xfs_isilocked would give false positives, so don't do that. - */ int xfs_isilocked( xfs_inode_t *ip, uint lock_flags) { - if ((lock_flags & (XFS_ILOCK_EXCL|XFS_ILOCK_SHARED)) == - XFS_ILOCK_EXCL) { - if (!ip->i_lock.mr_writer) - return 0; + if (lock_flags & (XFS_ILOCK_EXCL|XFS_ILOCK_SHARED)) { + if (!(lock_flags & XFS_ILOCK_SHARED)) + return !!ip->i_lock.mr_writer; + return rwsem_is_locked(&ip->i_lock.mr_lock); } - if ((lock_flags & (XFS_IOLOCK_EXCL|XFS_IOLOCK_SHARED)) == - XFS_IOLOCK_EXCL) { - if (!ip->i_iolock.mr_writer) - return 0; + if (lock_flags & (XFS_IOLOCK_EXCL|XFS_IOLOCK_SHARED)) { + if (!(lock_flags & XFS_IOLOCK_SHARED)) + return !!ip->i_iolock.mr_writer; + return rwsem_is_locked(&ip->i_iolock.mr_lock); } - return 1; + ASSERT(0); + return 0; } #endif |