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authorChris Mason <chris.mason@oracle.com>2012-02-20 17:40:56 +0400
committerChris Mason <chris.mason@oracle.com>2012-02-23 19:43:45 +0400
commitfe66a05a06795bd3b788404d69ea7709f46a1609 (patch)
tree8d576c0c69ef44a253370bbec135efe2477d18d2 /fs/btrfs/transaction.c
parent692e5759a43b916f0b66bcb39b2957499992381e (diff)
downloadlinux-fe66a05a06795bd3b788404d69ea7709f46a1609.tar.xz
Btrfs: improve error handling for btrfs_insert_dir_item callers
This allows us to gracefully continue if we aren't able to insert directory items, both for normal files/dirs and snapshots. Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/transaction.c')
-rw-r--r--fs/btrfs/transaction.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 287a6728b1ad..016977beee5c 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -915,7 +915,11 @@ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans,
dentry->d_name.name, dentry->d_name.len,
parent_inode, &key,
BTRFS_FT_DIR, index);
- BUG_ON(ret);
+ if (ret) {
+ pending->error = -EEXIST;
+ dput(parent);
+ goto fail;
+ }
btrfs_i_size_write(parent_inode, parent_inode->i_size +
dentry->d_name.len * 2);
@@ -993,12 +997,9 @@ static noinline int create_pending_snapshots(struct btrfs_trans_handle *trans,
{
struct btrfs_pending_snapshot *pending;
struct list_head *head = &trans->transaction->pending_snapshots;
- int ret;
- list_for_each_entry(pending, head, list) {
- ret = create_pending_snapshot(trans, fs_info, pending);
- BUG_ON(ret);
- }
+ list_for_each_entry(pending, head, list)
+ create_pending_snapshot(trans, fs_info, pending);
return 0;
}