[PATCH] Change ll_rw_block() calls in JBD

We must be sure that the current data in buffer are sent to disk.  Hence we
have to call ll_rw_block() with SWRITE.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/jbd/revoke.c b/fs/jbd/revoke.c
index 93b9f45..a561441 100644
--- a/fs/jbd/revoke.c
+++ b/fs/jbd/revoke.c
@@ -614,7 +614,7 @@
 	set_buffer_jwrite(bh);
 	BUFFER_TRACE(bh, "write");
 	set_buffer_dirty(bh);
-	ll_rw_block(WRITE, 1, &bh);
+	ll_rw_block(SWRITE, 1, &bh);
 }
 #endif