[GFS2] Run through full bitmaps quicker in gfs2_bitfit

[pandora-kernel.git] / fs / direct-io.c

diff --git a/fs/direct-io.c b/fs/direct-io.c
index 901dc55..acf0da1 100644 (file)
--- a/fs/direct-io.c
+++ b/fs/direct-io.c
@@ -163,7 +163,7 @@ static int dio_refill_pages(struct dio *dio)
        up_read(&current->mm->mmap_sem);
 
        if (ret < 0 && dio->blocks_available && (dio->rw & WRITE)) {
-               struct page *page = ZERO_PAGE(dio->curr_user_address);
+               struct page *page = ZERO_PAGE(0);
                /*
                 * A memory fault, but the filesystem has some outstanding
                 * mapped blocks.  We need to use those blocks up to avoid
@@ -264,15 +264,12 @@ static int dio_bio_complete(struct dio *dio, struct bio *bio);
 /*
  * Asynchronous IO callback. 
  */
-static int dio_bio_end_aio(struct bio *bio, unsigned int bytes_done, int error)
+static void dio_bio_end_aio(struct bio *bio, int error)
 {
        struct dio *dio = bio->bi_private;
        unsigned long remaining;
        unsigned long flags;
 
-       if (bio->bi_size)
-               return 1;
-
        /* cleanup the bio */
        dio_bio_complete(dio, bio);
 
@@ -287,8 +284,6 @@ static int dio_bio_end_aio(struct bio *bio, unsigned int bytes_done, int error)
                aio_complete(dio->iocb, ret, 0);
                kfree(dio);
        }
-
-       return 0;
 }
 
 /*
@@ -298,21 +293,17 @@ static int dio_bio_end_aio(struct bio *bio, unsigned int bytes_done, int error)
  * During I/O bi_private points at the dio.  After I/O, bi_private is used to
  * implement a singly-linked list of completed BIOs, at dio->bio_list.
  */
-static int dio_bio_end_io(struct bio *bio, unsigned int bytes_done, int error)
+static void dio_bio_end_io(struct bio *bio, int error)
 {
        struct dio *dio = bio->bi_private;
        unsigned long flags;
 
-       if (bio->bi_size)
-               return 1;
-
        spin_lock_irqsave(&dio->bio_lock, flags);
        bio->bi_private = dio->bio_list;
        dio->bio_list = bio;
        if (--dio->refcount == 1 && dio->waiter)
                wake_up_process(dio->waiter);
        spin_unlock_irqrestore(&dio->bio_lock, flags);
-       return 0;
 }
 
 static int
@@ -772,7 +763,7 @@ static void dio_zero_block(struct dio *dio, int end)
 
        this_chunk_bytes = this_chunk_blocks << dio->blkbits;
 
-       page = ZERO_PAGE(dio->curr_user_address);
+       page = ZERO_PAGE(0);
        if (submit_page_section(dio, page, 0, this_chunk_bytes, 
                                dio->next_block_for_io))
                return;