diff options
| author | Dave Chinner <dchinner@redhat.com> | 2010-04-13 09:06:48 +0400 |
|---|---|---|
| committer | Alex Elder <aelder@sgi.com> | 2010-05-19 18:58:10 +0400 |
| commit | 3a25404b3fccd41d36b2fda18d86011201608c38 (patch) | |
| tree | 28979d8581760327c16a3389a2eb8752ed3f0665 /fs/xfs/quota/xfs_dquot.c | |
| parent | 9abbc539bf7f299819ad0a235064a1b643ab6407 (diff) | |
| download | linux-3a25404b3fccd41d36b2fda18d86011201608c38.tar.xz | |
xfs: convert the per-mount dquot list to use list heads
Convert the dquot list on the filesytesm to use listhead
infrastructure rather than the roll-your-own in the quota code.
Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/xfs/quota/xfs_dquot.c')
| -rw-r--r-- | fs/xfs/quota/xfs_dquot.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/fs/xfs/quota/xfs_dquot.c b/fs/xfs/quota/xfs_dquot.c index 5f79dd78626b..838289b92bb9 100644 --- a/fs/xfs/quota/xfs_dquot.c +++ b/fs/xfs/quota/xfs_dquot.c @@ -121,8 +121,9 @@ xfs_qm_dqinit( */ dqp->q_nrefs = 0; dqp->q_blkno = 0; - dqp->MPL_NEXT = dqp->HL_NEXT = NULL; - dqp->HL_PREVP = dqp->MPL_PREVP = NULL; + INIT_LIST_HEAD(&dqp->q_mplist); + dqp->HL_NEXT = NULL; + dqp->HL_PREVP = NULL; dqp->q_bufoffset = 0; dqp->q_fileoffset = 0; dqp->q_transp = NULL; @@ -772,7 +773,7 @@ xfs_qm_dqlookup( /* * All in core dquots must be on the dqlist of mp */ - ASSERT(dqp->MPL_PREVP != NULL); + ASSERT(!list_empty(&dqp->q_mplist)); xfs_dqlock(dqp); if (dqp->q_nrefs == 0) { @@ -1039,7 +1040,7 @@ xfs_qm_dqget( * Attach this dquot to this filesystem's list of all dquots, * kept inside the mount structure in m_quotainfo field */ - xfs_qm_mplist_lock(mp); + mutex_lock(&mp->m_quotainfo->qi_dqlist_lock); /* * We return a locked dquot to the caller, with a reference taken @@ -1047,9 +1048,9 @@ xfs_qm_dqget( xfs_dqlock(dqp); dqp->q_nrefs = 1; - XQM_MPLIST_INSERT(&(XFS_QI_MPL_LIST(mp)), dqp); - - xfs_qm_mplist_unlock(mp); + list_add(&dqp->q_mplist, &mp->m_quotainfo->qi_dqlist); + mp->m_quotainfo->qi_dquots++; + mutex_unlock(&mp->m_quotainfo->qi_dqlist_lock); mutex_unlock(&h->qh_lock); dqret: ASSERT((ip == NULL) || xfs_isilocked(ip, XFS_ILOCK_EXCL)); @@ -1389,7 +1390,7 @@ xfs_qm_dqpurge( xfs_dqhash_t *thishash; xfs_mount_t *mp = dqp->q_mount; - ASSERT(XFS_QM_IS_MPLIST_LOCKED(mp)); + ASSERT(mutex_is_locked(&mp->m_quotainfo->qi_dqlist_lock)); ASSERT(mutex_is_locked(&dqp->q_hash->qh_lock)); xfs_dqlock(dqp); @@ -1454,7 +1455,9 @@ xfs_qm_dqpurge( thishash = dqp->q_hash; XQM_HASHLIST_REMOVE(thishash, dqp); - XQM_MPLIST_REMOVE(&(XFS_QI_MPL_LIST(mp)), dqp); + list_del_init(&dqp->q_mplist); + mp->m_quotainfo->qi_dqreclaims++; + mp->m_quotainfo->qi_dquots--; /* * XXX Move this to the front of the freelist, if we can get the * freelist lock. |