diff options
| author | Jens Axboe <jens.axboe@oracle.com> | 2010-04-26 10:27:54 +0200 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2010-04-26 10:27:54 +0200 |
| commit | e6d086d83cf7f102d48c006f58172a69ec0c15a4 (patch) | |
| tree | be8cf9ab5c593982dded8585d1e9961a1e83b1e5 /fs | |
| parent | 5129a469a91a91427334c40e29e64c6d0ab68caf (diff) | |
btrfs: convert to using bdi_setup_and_register()
It's now a provided helper, so get rid of the internal setup
and btrfs atomic_t bdi enumerator.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/btrfs/disk-io.c | 12 |
1 files changed, 1 insertions, 11 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index e7b8f2c89cc..feca04197d0 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -44,8 +44,6 @@ static struct extent_io_ops btree_extent_io_ops; static void end_workqueue_fn(struct btrfs_work *work); static void free_fs_root(struct btrfs_root *root); -static atomic_t btrfs_bdi_num = ATOMIC_INIT(0); - /* * end_io_wq structs are used to do processing in task context when an IO is * complete. This is used during reads to verify checksums, and it is used @@ -1375,19 +1373,11 @@ static int setup_bdi(struct btrfs_fs_info *info, struct backing_dev_info *bdi) { int err; - bdi->name = "btrfs"; bdi->capabilities = BDI_CAP_MAP_COPY; - err = bdi_init(bdi); + err = bdi_setup_and_register(bdi, "btrfs", BDI_CAP_MAP_COPY); if (err) return err; - err = bdi_register(bdi, NULL, "btrfs-%d", - atomic_inc_return(&btrfs_bdi_num)); - if (err) { - bdi_destroy(bdi); - return err; - } - bdi->ra_pages = default_backing_dev_info.ra_pages; bdi->unplug_io_fn = btrfs_unplug_io_fn; bdi->unplug_io_data = info; |