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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_dquot.h | |
| parent | f8739c3ce2ac9a01515b56026b6a066c0808234b (diff) | |
| download | linux-9f920f116426806bfa34c1422742e1bf7b7a2b4b.tar.gz linux-9f920f116426806bfa34c1422742e1bf7b7a2b4b.tar.bz2 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_dquot.h')
| -rw-r--r-- | fs/xfs/xfs_dquot.h | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/fs/xfs/xfs_dquot.h b/fs/xfs/xfs_dquot.h index f291c25e5992..4061f1731271 100644 --- a/fs/xfs/xfs_dquot.h +++ b/fs/xfs/xfs_dquot.h @@ -29,16 +29,6 @@ * when quotas are off. */ -/* - * The hash chain headers (hash buckets) - */ -typedef struct xfs_dqhash { - struct list_head qh_list; - struct mutex qh_lock; - uint qh_version; /* ever increasing version */ - uint qh_nelems; /* number of dquots on the list */ -} xfs_dqhash_t; - struct xfs_mount; struct xfs_trans; @@ -49,8 +39,6 @@ typedef struct xfs_dquot { uint dq_flags; /* various flags (XFS_DQ_*) */ struct list_head q_lru; /* global free list of dquots */ struct list_head q_mplist; /* mount's list of dquots */ - struct list_head q_hashlist; /* gloabl hash list of dquots */ - xfs_dqhash_t *q_hash; /* the hashchain header */ struct xfs_mount*q_mount; /* filesystem this relates to */ struct xfs_trans*q_transp; /* trans this belongs to currently */ uint q_nrefs; /* # active refs from inodes */ |