diff options
Diffstat (limited to 'fs/btrfs/disk-io.c')
| -rw-r--r-- | fs/btrfs/disk-io.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index aac08ae7bc88..19b270368308 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -764,11 +764,22 @@ static void run_one_async_start(struct btrfs_work *work) async->status = ret; } +/* + * In order to insert checksums into the metadata in large chunks, we wait + * until bio submission time. All the pages in the bio are checksummed and + * sums are attached onto the ordered extent record. + * + * At IO completion time the csums attached on the ordered extent record are + * inserted into the tree. + */ static void run_one_async_done(struct btrfs_work *work) { struct async_submit_bio *async; + struct inode *inode; + blk_status_t ret; async = container_of(work, struct async_submit_bio, work); + inode = async->private_data; /* If an error occurred we just want to clean up the bio and move on */ if (async->status) { @@ -777,7 +788,12 @@ static void run_one_async_done(struct btrfs_work *work) return; } - btrfs_submit_bio_done(async->private_data, async->bio, async->mirror_num); + ret = btrfs_map_bio(btrfs_sb(inode->i_sb), async->bio, + async->mirror_num, 1); + if (ret) { + async->bio->bi_status = ret; + bio_endio(async->bio); + } } static void run_one_async_free(struct btrfs_work *work) |