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| author | Christoph Hellwig <hch@infradead.org> | 2012-03-13 08:52:35 +0000 |
|---|---|---|
| committer | Ben Myers <bpm@sgi.com> | 2012-03-14 11:09:06 -0500 |
| commit | 9f920f116426806bfa34c1422742e1bf7b7a2b4b (patch) | |
| tree | 3ec0a4f006dc10ed56e5bec1b605f5ecbb3a3275 /fs/xfs/xfs_quota_priv.h | |
| parent | f8739c3ce2ac9a01515b56026b6a066c0808234b (diff) | |
| download | blackbird-obmc-linux-9f920f116426806bfa34c1422742e1bf7b7a2b4b.tar.gz blackbird-obmc-linux-9f920f116426806bfa34c1422742e1bf7b7a2b4b.zip | |
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.h | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/fs/xfs/xfs_quota_priv.h b/fs/xfs/xfs_quota_priv.h index 94a3d927d716..6d86219d93da 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 && \ |
