summaryrefslogtreecommitdiff
path: root/fs/xfs/xfs_dquot.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/xfs/xfs_dquot.c')
-rw-r--r--fs/xfs/xfs_dquot.c103
1 files changed, 26 insertions, 77 deletions
diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c
index bf4fe8637f3d..6d7faa87b41c 100644
--- a/fs/xfs/xfs_dquot.c
+++ b/fs/xfs/xfs_dquot.c
@@ -63,82 +63,6 @@ int xfs_dqerror_mod = 33;
static struct lock_class_key xfs_dquot_other_class;
/*
- * Allocate and initialize a dquot. We don't always allocate fresh memory;
- * we try to reclaim a free dquot if the number of incore dquots are above
- * a threshold.
- * The only field inside the core that gets initialized at this point
- * is the d_id field. The idea is to fill in the entire q_core
- * when we read in the on disk dquot.
- */
-STATIC xfs_dquot_t *
-xfs_qm_dqinit(
- xfs_mount_t *mp,
- xfs_dqid_t id,
- uint type)
-{
- xfs_dquot_t *dqp;
- boolean_t brandnewdquot;
-
- brandnewdquot = xfs_qm_dqalloc_incore(&dqp);
- dqp->dq_flags = type;
- dqp->q_core.d_id = cpu_to_be32(id);
- dqp->q_mount = mp;
-
- /*
- * No need to re-initialize these if this is a reclaimed dquot.
- */
- if (brandnewdquot) {
- INIT_LIST_HEAD(&dqp->q_freelist);
- mutex_init(&dqp->q_qlock);
- init_waitqueue_head(&dqp->q_pinwait);
-
- /*
- * Because we want to use a counting completion, complete
- * the flush completion once to allow a single access to
- * the flush completion without blocking.
- */
- init_completion(&dqp->q_flush);
- complete(&dqp->q_flush);
-
- trace_xfs_dqinit(dqp);
- } else {
- /*
- * Only the q_core portion was zeroed in dqreclaim_one().
- * So, we need to reset others.
- */
- dqp->q_nrefs = 0;
- dqp->q_blkno = 0;
- INIT_LIST_HEAD(&dqp->q_mplist);
- INIT_LIST_HEAD(&dqp->q_hashlist);
- dqp->q_bufoffset = 0;
- dqp->q_fileoffset = 0;
- dqp->q_transp = NULL;
- dqp->q_gdquot = NULL;
- dqp->q_res_bcount = 0;
- dqp->q_res_icount = 0;
- dqp->q_res_rtbcount = 0;
- atomic_set(&dqp->q_pincount, 0);
- dqp->q_hash = NULL;
- ASSERT(list_empty(&dqp->q_freelist));
-
- trace_xfs_dqreuse(dqp);
- }
-
- /*
- * In either case we need to make sure group quotas have a different
- * lock class than user quotas, to make sure lockdep knows we can
- * locks of one of each at the same time.
- */
- if (!(type & XFS_DQ_USER))
- lockdep_set_class(&dqp->q_qlock, &xfs_dquot_other_class);
-
- /*
- * log item gets initialized later
- */
- return (dqp);
-}
-
-/*
* This is called to free all the memory associated with a dquot
*/
void
@@ -567,7 +491,32 @@ xfs_qm_dqread(
int error;
int cancelflags = 0;
- dqp = xfs_qm_dqinit(mp, id, type);
+
+ dqp = kmem_zone_zalloc(xfs_Gqm->qm_dqzone, KM_SLEEP);
+
+ dqp->dq_flags = type;
+ dqp->q_core.d_id = cpu_to_be32(id);
+ dqp->q_mount = mp;
+ INIT_LIST_HEAD(&dqp->q_freelist);
+ mutex_init(&dqp->q_qlock);
+ init_waitqueue_head(&dqp->q_pinwait);
+
+ /*
+ * Because we want to use a counting completion, complete
+ * the flush completion once to allow a single access to
+ * the flush completion without blocking.
+ */
+ init_completion(&dqp->q_flush);
+ complete(&dqp->q_flush);
+
+ /*
+ * Make sure group quotas have a different lock class than user
+ * quotas.
+ */
+ if (!(type & XFS_DQ_USER))
+ lockdep_set_class(&dqp->q_qlock, &xfs_dquot_other_class);
+
+ atomic_inc(&xfs_Gqm->qm_totaldquots);
trace_xfs_dqread(dqp);