diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/btrfs/extent-tree.c | 36 | ||||
| -rw-r--r-- | fs/btrfs/volumes.c | 11 | ||||
| -rw-r--r-- | fs/btrfs/volumes.h | 8 |
3 files changed, 10 insertions, 45 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index a9f504e7be33..8de4ddef6b1d 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -9915,12 +9915,10 @@ void btrfs_dec_block_group_ro(struct btrfs_block_group_cache *cache) */ int btrfs_can_relocate(struct btrfs_fs_info *fs_info, u64 bytenr) { - struct btrfs_root *root = fs_info->extent_root; struct btrfs_block_group_cache *block_group; struct btrfs_space_info *space_info; struct btrfs_fs_devices *fs_devices = fs_info->fs_devices; struct btrfs_device *device; - struct btrfs_trans_handle *trans; u64 min_free; u64 dev_min = 1; u64 dev_nr = 0; @@ -10019,13 +10017,6 @@ int btrfs_can_relocate(struct btrfs_fs_info *fs_info, u64 bytenr) min_free = div64_u64(min_free, dev_min); } - /* We need to do this so that we can look at pending chunks */ - trans = btrfs_join_transaction(root); - if (IS_ERR(trans)) { - ret = PTR_ERR(trans); - goto out; - } - mutex_lock(&fs_info->chunk_mutex); list_for_each_entry(device, &fs_devices->alloc_list, dev_alloc_list) { u64 dev_offset; @@ -10036,7 +10027,7 @@ int btrfs_can_relocate(struct btrfs_fs_info *fs_info, u64 bytenr) */ if (device->total_bytes > device->bytes_used + min_free && !test_bit(BTRFS_DEV_STATE_REPLACE_TGT, &device->dev_state)) { - ret = find_free_dev_extent(trans, device, min_free, + ret = find_free_dev_extent(device, min_free, &dev_offset, NULL); if (!ret) dev_nr++; @@ -10052,7 +10043,6 @@ int btrfs_can_relocate(struct btrfs_fs_info *fs_info, u64 bytenr) "no space to allocate a new chunk for block group %llu", block_group->key.objectid); mutex_unlock(&fs_info->chunk_mutex); - btrfs_end_transaction(trans); out: btrfs_put_block_group(block_group); return ret; @@ -11304,34 +11294,14 @@ static int btrfs_trim_free_extents(struct btrfs_device *device, while (1) { struct btrfs_fs_info *fs_info = device->fs_info; - struct btrfs_transaction *trans; u64 bytes; ret = mutex_lock_interruptible(&fs_info->chunk_mutex); if (ret) break; - ret = down_read_killable(&fs_info->commit_root_sem); - if (ret) { - mutex_unlock(&fs_info->chunk_mutex); - break; - } - - spin_lock(&fs_info->trans_lock); - trans = fs_info->running_transaction; - if (trans) - refcount_inc(&trans->use_count); - spin_unlock(&fs_info->trans_lock); - - if (!trans) - up_read(&fs_info->commit_root_sem); - - ret = find_free_dev_extent_start(trans, device, range->minlen, - start, &start, &len); - if (trans) { - up_read(&fs_info->commit_root_sem); - btrfs_put_transaction(trans); - } + ret = find_free_dev_extent_start(device, range->minlen, start, + &start, &len); if (ret) { mutex_unlock(&fs_info->chunk_mutex); diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 2e5e48d8dd2f..d5e8ac6012ec 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -1549,8 +1549,7 @@ static bool contains_pending_extent(struct btrfs_device *device, u64 *start, * But if we don't find suitable free space, it is used to store the size of * the max free space. */ -int find_free_dev_extent_start(struct btrfs_transaction *transaction, - struct btrfs_device *device, u64 num_bytes, +int find_free_dev_extent_start(struct btrfs_device *device, u64 num_bytes, u64 search_start, u64 *start, u64 *len) { struct btrfs_fs_info *fs_info = device->fs_info; @@ -1706,13 +1705,11 @@ out: return ret; } -int find_free_dev_extent(struct btrfs_trans_handle *trans, - struct btrfs_device *device, u64 num_bytes, +int find_free_dev_extent(struct btrfs_device *device, u64 num_bytes, u64 *start, u64 *len) { /* FIXME use last free of some kind */ - return find_free_dev_extent_start(trans->transaction, device, - num_bytes, 0, start, len); + return find_free_dev_extent_start(device, num_bytes, 0, start, len); } static int btrfs_free_dev_extent(struct btrfs_trans_handle *trans, @@ -5025,7 +5022,7 @@ static int __btrfs_alloc_chunk(struct btrfs_trans_handle *trans, if (total_avail == 0) continue; - ret = find_free_dev_extent(trans, device, + ret = find_free_dev_extent(device, max_stripe_size * dev_stripes, &dev_offset, &max_avail); if (ret && ret != -ENOSPC) diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h index 6c466ac27c2e..986eaeba1a07 100644 --- a/fs/btrfs/volumes.h +++ b/fs/btrfs/volumes.h @@ -453,11 +453,9 @@ int btrfs_cancel_balance(struct btrfs_fs_info *fs_info); int btrfs_create_uuid_tree(struct btrfs_fs_info *fs_info); int btrfs_check_uuid_tree(struct btrfs_fs_info *fs_info); int btrfs_chunk_readonly(struct btrfs_fs_info *fs_info, u64 chunk_offset); -int find_free_dev_extent_start(struct btrfs_transaction *transaction, - struct btrfs_device *device, u64 num_bytes, - u64 search_start, u64 *start, u64 *max_avail); -int find_free_dev_extent(struct btrfs_trans_handle *trans, - struct btrfs_device *device, u64 num_bytes, +int find_free_dev_extent_start(struct btrfs_device *device, u64 num_bytes, + u64 search_start, u64 *start, u64 *max_avail); +int find_free_dev_extent(struct btrfs_device *device, u64 num_bytes, u64 *start, u64 *max_avail); void btrfs_dev_stat_inc_and_print(struct btrfs_device *dev, int index); int btrfs_get_dev_stats(struct btrfs_fs_info *fs_info, |