xfs: remove SYNC_BDFLUSH

[safe/jmp/linux-2.6] / fs / xfs / quota / xfs_qm.c

diff --git a/fs/xfs/quota/xfs_qm.c b/fs/xfs/quota/xfs_qm.c
index aa5d821..22b7c8d 100644 (file)
--- a/fs/xfs/quota/xfs_qm.c
+++ b/fs/xfs/quota/xfs_qm.c
@@ -905,11 +905,6 @@ xfs_qm_dqdetach(
        }
 }
 
-/*
- * This is called to sync quotas. We can be told to use non-blocking
- * semantics by either the SYNC_BDFLUSH flag or the absence of the
- * SYNC_WAIT flag.
- */
 int
 xfs_qm_sync(
        xfs_mount_t     *mp,
@@ -918,17 +913,13 @@ xfs_qm_sync(
        int             recl, restarts;
        xfs_dquot_t     *dqp;
        uint            flush_flags;
-       boolean_t       nowait;
        int             error;
 
        if (!XFS_IS_QUOTA_RUNNING(mp) || !XFS_IS_QUOTA_ON(mp))
                return 0;
 
+       flush_flags = (flags & SYNC_WAIT) ? XFS_QMOPT_SYNC : XFS_QMOPT_DELWRI;
        restarts = 0;
-       /*
-        * We won't block unless we are asked to.
-        */
-       nowait = (boolean_t)(flags & SYNC_BDFLUSH || (flags & SYNC_WAIT) == 0);
 
   again:
        xfs_qm_mplist_lock(mp);
@@ -948,18 +939,10 @@ xfs_qm_sync(
                 * don't 'seem' to be dirty. ie. don't acquire dqlock.
                 * This is very similar to what xfs_sync does with inodes.
                 */
-               if (flags & SYNC_BDFLUSH) {
-                       if (! XFS_DQ_IS_DIRTY(dqp))
+               if (flags & SYNC_TRYLOCK) {
+                       if (!XFS_DQ_IS_DIRTY(dqp))
                                continue;
-               }
-
-               if (nowait) {
-                       /*
-                        * Try to acquire the dquot lock. We are NOT out of
-                        * lock order, but we just don't want to wait for this
-                        * lock, unless somebody wanted us to.
-                        */
-                       if (! xfs_qm_dqlock_nowait(dqp))
+                       if (!xfs_qm_dqlock_nowait(dqp))
                                continue;
                } else {
                        xfs_dqlock(dqp);
@@ -976,7 +959,7 @@ xfs_qm_sync(
                /* XXX a sentinel would be better */
                recl = XFS_QI_MPLRECLAIMS(mp);
                if (!xfs_dqflock_nowait(dqp)) {
-                       if (nowait) {
+                       if (flags & SYNC_TRYLOCK) {
                                xfs_dqunlock(dqp);
                                continue;
                        }
@@ -994,7 +977,6 @@ xfs_qm_sync(
                 * Let go of the mplist lock. We don't want to hold it
                 * across a disk write
                 */
-               flush_flags = (nowait) ? XFS_QMOPT_DELWRI : XFS_QMOPT_SYNC;
                xfs_qm_mplist_unlock(mp);
                xfs_dqtrace_entry(dqp, "XQM_SYNC: DQFLUSH");
                error = xfs_qm_dqflush(dqp, flush_flags);