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| author | Chris Mason | 2007-03-24 00:47:49 +0100 |
|---|---|---|
| committer | David Woodhouse | 2007-03-24 00:47:49 +0100 |
| commit | d561c025ee3a0aee53a225bedce0ee35fe12f335 (patch) | |
| tree | df73aa103723162c3a980104ae204f93e91c9caa /fs/btrfs/extent-tree.c | |
| parent | Add generation number to btrfs_header, readdir fixes, hash collision fixes (diff) | |
| download | kernel-qcow2-linux-d561c025ee3a0aee53a225bedce0ee35fe12f335.tar.gz kernel-qcow2-linux-d561c025ee3a0aee53a225bedce0ee35fe12f335.tar.xz kernel-qcow2-linux-d561c025ee3a0aee53a225bedce0ee35fe12f335.zip | |
Btrfs: very minimal locking
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/extent-tree.c')
| -rw-r--r-- | fs/btrfs/extent-tree.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index c86f0e6152f2..9583a9ae8b79 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -168,9 +168,10 @@ static int pin_down_block(struct btrfs_root *root, u64 blocknr, int tag) BUG_ON(!bh); err = radix_tree_insert(&root->fs_info->pinned_radix, blocknr, bh); - BUG_ON(err); - if (err) + if (err && err != -EEXIST) { + BUG(); return err; + } radix_tree_tag_set(&root->fs_info->pinned_radix, blocknr, tag); return 0; |