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| author | Chris Mason <chris.mason@oracle.com> | 2008-06-25 16:01:31 -0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2008-09-25 11:04:03 -0400 |
| commit | a74a4b97b61beede185b4b3ad359d7d378b0d312 (patch) | |
| tree | 49ce5e7698f08e84d0ad2f65768e9f34b64d79c5 /fs/btrfs/volumes.c | |
| parent | 89ce8a63d0c761fbb02089850605360f389477d8 (diff) | |
| download | lwn-a74a4b97b61beede185b4b3ad359d7d378b0d312.tar.gz lwn-a74a4b97b61beede185b4b3ad359d7d378b0d312.zip | |
Btrfs: Replace the transaction work queue with kthreads
This creates one kthread for commits and one kthread for
deleting old snapshots. All the work queues are removed.
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/volumes.c')
| -rw-r--r-- | fs/btrfs/volumes.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 869864ddcc29..4e7cee27aab5 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -271,13 +271,17 @@ again: list_for_each(cur, head) { device = list_entry(cur, struct btrfs_device, dev_list); if (!device->in_fs_metadata) { - if (device->bdev) { - close_bdev_excl(device->bdev); - fs_devices->open_devices--; - } + struct block_device *bdev; list_del(&device->dev_list); list_del(&device->dev_alloc_list); fs_devices->num_devices--; + if (device->bdev) { + bdev = device->bdev; + fs_devices->open_devices--; + mutex_unlock(&uuid_mutex); + close_bdev_excl(bdev); + mutex_lock(&uuid_mutex); + } kfree(device->name); kfree(device); goto again; |