[AVR32] Define mmiowb()

[deliverable/linux.git] / fs / direct-io.c

diff --git a/fs/direct-io.c b/fs/direct-io.c
index 8593f3dfd2990a013b6fd580e22e1e82b83d4fbf..6874785bb65a846bafc6eb4242875bac9439ba3c 100644 (file)
--- a/fs/direct-io.c
+++ b/fs/direct-io.c
@@ -974,6 +974,7 @@ direct_io_worker(int rw, struct kiocb *iocb, struct inode *inode,
        dio->get_block = get_block;
        dio->end_io = end_io;
        dio->map_bh.b_private = NULL;
+       dio->map_bh.b_state = 0;
        dio->final_block_in_bio = -1;
        dio->next_block_for_io = -1;
 
@@ -1106,7 +1107,7 @@ direct_io_worker(int rw, struct kiocb *iocb, struct inode *inode,
        spin_lock_irqsave(&dio->bio_lock, flags);
        ret2 = --dio->refcount;
        spin_unlock_irqrestore(&dio->bio_lock, flags);
-       BUG_ON(!dio->is_async && ret2 != 0);
+
        if (ret2 == 0) {
                ret = dio_complete(dio, offset, ret);
                kfree(dio);