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| author | Dave Chinner <david@fromorbit.com> | 2008-11-10 17:13:23 +1100 |
|---|---|---|
| committer | Lachlan McIlroy <lachlan@redback.melbourne.sgi.com> | 2008-11-10 17:13:23 +1100 |
| commit | 6307091fe69ae74747298bdcaf43119ad67bda3a (patch) | |
| tree | c1feb80479b7ae4ebcf9a4336e50dfd18aebcb38 /fs/xfs/quota/xfs_qm_syscalls.c | |
| parent | cb4f0d1d4229f609f43c68acec69c7618ed72397 (diff) | |
| download | lwn-6307091fe69ae74747298bdcaf43119ad67bda3a.tar.gz lwn-6307091fe69ae74747298bdcaf43119ad67bda3a.zip | |
[XFS] Avoid using inodes that haven't been completely initialised
The radix tree walks in xfs_sync_inodes_ag and xfs_qm_dqrele_all_inodes()
can find inodes that are still undergoing initialisation. Avoid
them by checking for the the XFS_INEW() flag once we have a reference
on the inode. This flag is cleared once the inode is properly initialised.
SGI-PV: 987246
Signed-off-by: Dave Chinner <david@fromorbit.com>
Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
Diffstat (limited to 'fs/xfs/quota/xfs_qm_syscalls.c')
| -rw-r--r-- | fs/xfs/quota/xfs_qm_syscalls.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/xfs/quota/xfs_qm_syscalls.c b/fs/xfs/quota/xfs_qm_syscalls.c index 2c57a6eaff36..68139b38aede 100644 --- a/fs/xfs/quota/xfs_qm_syscalls.c +++ b/fs/xfs/quota/xfs_qm_syscalls.c @@ -1080,6 +1080,12 @@ xfs_qm_dqrele_inodes_ag( } read_unlock(&pag->pag_ici_lock); + /* avoid new inodes though we shouldn't find any here */ + if (xfs_iflags_test(ip, XFS_INEW)) { + IRELE(ip); + continue; + } + xfs_ilock(ip, XFS_ILOCK_EXCL); if ((flags & XFS_UQUOTA_ACCT) && ip->i_udquot) { xfs_qm_dqrele(ip->i_udquot); |