summaryrefslogtreecommitdiffstats
path: root/fs/xfs/xfs_quota_priv.h
diff options
context:
space:
mode:
authorChristoph Hellwig <hch@infradead.org>2012-03-13 08:52:35 +0000
committerBen Myers <bpm@sgi.com>2012-03-14 11:09:06 -0500
commit9f920f116426806bfa34c1422742e1bf7b7a2b4b (patch)
tree3ec0a4f006dc10ed56e5bec1b605f5ecbb3a3275 /fs/xfs/xfs_quota_priv.h
parentf8739c3ce2ac9a01515b56026b6a066c0808234b (diff)
downloadop-kernel-dev-9f920f116426806bfa34c1422742e1bf7b7a2b4b.zip
op-kernel-dev-9f920f116426806bfa34c1422742e1bf7b7a2b4b.tar.gz
xfs: use per-filesystem radix trees for dquot lookup
Replace the global hash tables for looking up in-memory dquot structures with per-filesystem radix trees to allow scaling to a large number of in-memory dquot structures. Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Ben Myers <bpm@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_quota_priv.h')
-rw-r--r--fs/xfs/xfs_quota_priv.h11
1 files changed, 0 insertions, 11 deletions
diff --git a/fs/xfs/xfs_quota_priv.h b/fs/xfs/xfs_quota_priv.h
index 94a3d92..6d86219 100644
--- a/fs/xfs/xfs_quota_priv.h
+++ b/fs/xfs/xfs_quota_priv.h
@@ -24,17 +24,6 @@
*/
#define XFS_DQITER_MAP_SIZE 10
-/*
- * Hash into a bucket in the dquot hash table, based on <mp, id>.
- */
-#define XFS_DQ_HASHVAL(mp, id) (((__psunsigned_t)(mp) + \
- (__psunsigned_t)(id)) & \
- (xfs_Gqm->qm_dqhashmask - 1))
-#define XFS_DQ_HASH(mp, id, type) (type == XFS_DQ_USER ? \
- (xfs_Gqm->qm_usr_dqhtable + \
- XFS_DQ_HASHVAL(mp, id)) : \
- (xfs_Gqm->qm_grp_dqhtable + \
- XFS_DQ_HASHVAL(mp, id)))
#define XFS_IS_DQUOT_UNINITIALIZED(dqp) ( \
!dqp->q_core.d_blk_hardlimit && \
!dqp->q_core.d_blk_softlimit && \
OpenPOWER on IntegriCloud