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| author | Thomas Gleixner <tglx@linutronix.de> | 2019-07-03 11:50:21 +0300 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2019-07-03 11:50:21 +0300 |
| commit | 341924049558e5f7c1a148a2c461a417933d35d9 (patch) | |
| tree | 1340b4f2131737ef4be63f18ee74cd73ad12cd3e /fs/btrfs/extent-tree.c | |
| parent | 516337048fa40496ae5ca9863c367ec991a44d9a (diff) | |
| parent | 4a8f81b8c053aad250ee247b219904ada72df9a4 (diff) | |
| download | linux-341924049558e5f7c1a148a2c461a417933d35d9.tar.xz | |
Merge branch 'timers/vdso' into timers/core
so the hyper-v clocksource update can be applied.
Diffstat (limited to 'fs/btrfs/extent-tree.c')
| -rw-r--r-- | fs/btrfs/extent-tree.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index c7adff343ba9..5faf057f6f37 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -10831,17 +10831,6 @@ int btrfs_remove_block_group(struct btrfs_trans_handle *trans, remove_em = (atomic_read(&block_group->trimming) == 0); spin_unlock(&block_group->lock); - if (remove_em) { - struct extent_map_tree *em_tree; - - em_tree = &fs_info->mapping_tree.map_tree; - write_lock(&em_tree->lock); - remove_extent_mapping(em_tree, em); - write_unlock(&em_tree->lock); - /* once for the tree */ - free_extent_map(em); - } - mutex_unlock(&fs_info->chunk_mutex); ret = remove_block_group_free_space(trans, block_group); @@ -10858,6 +10847,19 @@ int btrfs_remove_block_group(struct btrfs_trans_handle *trans, goto out; ret = btrfs_del_item(trans, root, path); + if (ret) + goto out; + + if (remove_em) { + struct extent_map_tree *em_tree; + + em_tree = &fs_info->mapping_tree.map_tree; + write_lock(&em_tree->lock); + remove_extent_mapping(em_tree, em); + write_unlock(&em_tree->lock); + /* once for the tree */ + free_extent_map(em); + } out: if (remove_rsv) btrfs_delayed_refs_rsv_release(fs_info, 1); |