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authorYan, Zheng <zheng.yan@oracle.com>2010-05-16 10:49:58 -0400
committerChris Mason <chris.mason@oracle.com>2010-05-25 10:34:52 -0400
commit8929ecfa50f266163832eeacfbc3642ed5eb83b6 (patch)
treee0177748af36d49d5f652cff0e421a8268cf7194 /fs/btrfs/tree-defrag.c
parent0ca1f7ceb1991099ed5273885ebcf4323948c72e (diff)
Btrfs: Introduce global metadata reservation
Reserve metadata space for extent tree, checksum tree and root tree Signed-off-by: Yan Zheng <zheng.yan@oracle.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/tree-defrag.c')
-rw-r--r--fs/btrfs/tree-defrag.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/btrfs/tree-defrag.c b/fs/btrfs/tree-defrag.c
index b10eacdb162..f7ac8e013ed 100644
--- a/fs/btrfs/tree-defrag.c
+++ b/fs/btrfs/tree-defrag.c
@@ -117,13 +117,14 @@ int btrfs_defrag_leaves(struct btrfs_trans_handle *trans,
path->nodes[1], 0,
cache_only, &last_ret,
&root->defrag_progress);
- WARN_ON(ret && ret != -EAGAIN);
+ if (ret) {
+ WARN_ON(ret == -EAGAIN);
+ goto out;
+ }
if (next_key_ret == 0) {
memcpy(&root->defrag_progress, &key, sizeof(key));
ret = -EAGAIN;
}
-
- btrfs_release_path(root, path);
out:
if (path)
btrfs_free_path(path);