xfs: convert the dquot free list to use list heads

Convert the dquot free list on the filesystem 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>

1 files changed, 2 insertions, 3 deletions

diff --git a/fs/xfs/quota/xfs_dquot.h b/fs/xfs/quota/xfs_dquot.h
index 169b3c24af79..56fb21d81bc4 100644
--- a/fs/xfs/quota/xfs_dquot.h
+++ b/fs/xfs/quota/xfs_dquot.h
@@ -50,8 +50,6 @@ struct xfs_trans;
  * iterations because of locking considerations.
  */
 typedef struct xfs_dqmarker {
-        struct xfs_dquot*dqm_flnext;    /* link to freelist: must be first */
-        struct xfs_dquot*dqm_flprev;
         uint             dqm_flags;     /* various flags (XFS_DQ_*) */
 } xfs_dqmarker_t;
 
@@ -60,8 +58,9 @@ typedef struct xfs_dqmarker {
  */
 typedef struct xfs_dquot {
         xfs_dqmarker_t   q_lists;       /* list ptrs, q_flags (marker) */
+        struct list_head q_freelist;    /* global free list of dquots */
         struct list_head q_mplist;      /* mount's list of dquots */
-        struct list_head q_hashlist;    /* 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 */