[XFS] Remove unused wbc parameter from xfs_start_page_writeback()

SGI-PV: 981498
SGI-Modid: xfs-linux-melb:xfs-kern:31057a
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Signed-off-by: David Chinner <dgc@sgi.com>
Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>

fs/xfs/linux-2.6/xfs_aops.c

@@ -409,7 +409,6 @@ xfs_start_buffer_writeback(
 STATIC void
 xfs_start_page_writeback(
 	struct page		*page,
-	struct writeback_control *wbc,
 	int			clear_dirty,
 	int			buffers)
 {
@@ -858,7 +857,7 @@ xfs_convert_page(
 				done = 1;
 			}
 		}
-		xfs_start_page_writeback(page, wbc, !page_dirty, count);
+		xfs_start_page_writeback(page, !page_dirty, count);
 	}
 
 	return done;
@@ -1130,7 +1129,7 @@ xfs_page_state_convert(
 		SetPageUptodate(page);
 
 	if (startio)
-		xfs_start_page_writeback(page, wbc, 1, count);
+		xfs_start_page_writeback(page, 1, count);
 
 	if (ioend && iomap_valid) {
 		offset = (iomap.iomap_offset + iomap.iomap_bsize - 1) >>