xfs: finish removing IOP_* macros.

In optimising the CIL operations, some of the IOP_* macros for
calling log item operations were removed. Remove the rest of them as
Christoph requested.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Geoffrey Wehrman <gwehrman@sgi.com>
Reviewed-by: Mark Tinguely <tinguely@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>

diff --git a/fs/xfs/xfs_trans_ail.c b/fs/xfs/xfs_trans_ail.c
index 0e7df03..21c6d7d 100644
--- a/fs/xfs/xfs_trans_ail.c
+++ b/fs/xfs/xfs_trans_ail.c
@@ -379,11 +379,11 @@
 		int	lock_result;
 
 		/*
-		 * Note that IOP_PUSH may unlock and reacquire the AIL lock.  We
+		 * Note that iop_push may unlock and reacquire the AIL lock.  We
 		 * rely on the AIL cursor implementation to be able to deal with
 		 * the dropped lock.
 		 */
-		lock_result = IOP_PUSH(lip, &ailp->xa_buf_list);
+		lock_result = lip->li_ops->iop_push(lip, &ailp->xa_buf_list);
 		switch (lock_result) {
 		case XFS_ITEM_SUCCESS:
 			XFS_STATS_INC(xs_push_ail_success);