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path: root/fs/xfs/quota/xfs_dquot.c
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Diffstat (limited to 'fs/xfs/quota/xfs_dquot.c')
-rw-r--r--fs/xfs/quota/xfs_dquot.c91
1 files changed, 43 insertions, 48 deletions
diff --git a/fs/xfs/quota/xfs_dquot.c b/fs/xfs/quota/xfs_dquot.c
index f152af8cfab0..6526e87cade0 100644
--- a/fs/xfs/quota/xfs_dquot.c
+++ b/fs/xfs/quota/xfs_dquot.c
@@ -54,8 +54,6 @@
flush lock - ditto.
*/
-STATIC void xfs_qm_dqflush_done(xfs_buf_t *, xfs_dq_logitem_t *);
-
#ifdef DEBUG
xfs_buftarg_t *xfs_dqerror_target;
int xfs_do_dqerror;
@@ -1131,6 +1129,46 @@ xfs_qm_dqrele(
xfs_qm_dqput(dqp);
}
+/*
+ * This is the dquot flushing I/O completion routine. It is called
+ * from interrupt level when the buffer containing the dquot is
+ * flushed to disk. It is responsible for removing the dquot logitem
+ * from the AIL if it has not been re-logged, and unlocking the dquot's
+ * flush lock. This behavior is very similar to that of inodes..
+ */
+STATIC void
+xfs_qm_dqflush_done(
+ struct xfs_buf *bp,
+ struct xfs_log_item *lip)
+{
+ xfs_dq_logitem_t *qip = (struct xfs_dq_logitem *)lip;
+ xfs_dquot_t *dqp = qip->qli_dquot;
+ struct xfs_ail *ailp = lip->li_ailp;
+
+ /*
+ * We only want to pull the item from the AIL if its
+ * location in the log has not changed since we started the flush.
+ * Thus, we only bother if the dquot's lsn has
+ * not changed. First we check the lsn outside the lock
+ * since it's cheaper, and then we recheck while
+ * holding the lock before removing the dquot from the AIL.
+ */
+ if ((lip->li_flags & XFS_LI_IN_AIL) &&
+ lip->li_lsn == qip->qli_flush_lsn) {
+
+ /* xfs_trans_ail_delete() drops the AIL lock. */
+ spin_lock(&ailp->xa_lock);
+ if (lip->li_lsn == qip->qli_flush_lsn)
+ xfs_trans_ail_delete(ailp, lip);
+ else
+ spin_unlock(&ailp->xa_lock);
+ }
+
+ /*
+ * Release the dq's flush lock since we're done with it.
+ */
+ xfs_dqfunlock(dqp);
+}
/*
* Write a modified dquot to disk.
@@ -1212,8 +1250,9 @@ xfs_qm_dqflush(
* Attach an iodone routine so that we can remove this dquot from the
* AIL and release the flush lock once the dquot is synced to disk.
*/
- xfs_buf_attach_iodone(bp, (void(*)(xfs_buf_t *, xfs_log_item_t *))
- xfs_qm_dqflush_done, &(dqp->q_logitem.qli_item));
+ xfs_buf_attach_iodone(bp, xfs_qm_dqflush_done,
+ &dqp->q_logitem.qli_item);
+
/*
* If the buffer is pinned then push on the log so we won't
* get stuck waiting in the write for too long.
@@ -1237,50 +1276,6 @@ xfs_qm_dqflush(
}
-/*
- * This is the dquot flushing I/O completion routine. It is called
- * from interrupt level when the buffer containing the dquot is
- * flushed to disk. It is responsible for removing the dquot logitem
- * from the AIL if it has not been re-logged, and unlocking the dquot's
- * flush lock. This behavior is very similar to that of inodes..
- */
-/*ARGSUSED*/
-STATIC void
-xfs_qm_dqflush_done(
- xfs_buf_t *bp,
- xfs_dq_logitem_t *qip)
-{
- xfs_dquot_t *dqp;
- struct xfs_ail *ailp;
-
- dqp = qip->qli_dquot;
- ailp = qip->qli_item.li_ailp;
-
- /*
- * We only want to pull the item from the AIL if its
- * location in the log has not changed since we started the flush.
- * Thus, we only bother if the dquot's lsn has
- * not changed. First we check the lsn outside the lock
- * since it's cheaper, and then we recheck while
- * holding the lock before removing the dquot from the AIL.
- */
- if ((qip->qli_item.li_flags & XFS_LI_IN_AIL) &&
- qip->qli_item.li_lsn == qip->qli_flush_lsn) {
-
- /* xfs_trans_ail_delete() drops the AIL lock. */
- spin_lock(&ailp->xa_lock);
- if (qip->qli_item.li_lsn == qip->qli_flush_lsn)
- xfs_trans_ail_delete(ailp, (xfs_log_item_t*)qip);
- else
- spin_unlock(&ailp->xa_lock);
- }
-
- /*
- * Release the dq's flush lock since we're done with it.
- */
- xfs_dqfunlock(dqp);
-}
-
int
xfs_qm_dqlock_nowait(
xfs_dquot_t *dqp)