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| author | Miao Xie <miaox@cn.fujitsu.com> | 2012-12-05 10:53:25 +0000 |
|---|---|---|
| committer | Chris Mason <chris.mason@fusionio.com> | 2012-12-16 20:46:18 -0500 |
| commit | 4b5829a8e3104c8bc115d926a0285d3ff9bcfc77 (patch) | |
| tree | 7d2c5060f86f850d4bfc9d6495ca7fe95b14f6da /fs/btrfs | |
| parent | 543eabd5e1929bc73e22b279aa911eb01447535f (diff) | |
| download | op-kernel-dev-4b5829a8e3104c8bc115d926a0285d3ff9bcfc77.zip op-kernel-dev-4b5829a8e3104c8bc115d926a0285d3ff9bcfc77.tar.gz | |
Btrfs: fix missing reserved space release in error path of delalloc reservation
We forget to release the reserved space in the error path of delalloc
reservatiom, fix it.
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Diffstat (limited to 'fs/btrfs')
| -rw-r--r-- | fs/btrfs/extent-tree.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 98af837..e152809 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -4559,6 +4559,9 @@ int btrfs_delalloc_reserve_metadata(struct inode *inode, u64 num_bytes) ret = btrfs_qgroup_reserve(root, num_bytes + nr_extents * root->leafsize); if (ret) { + spin_lock(&BTRFS_I(inode)->lock); + calc_csum_metadata_size(inode, num_bytes, 0); + spin_unlock(&BTRFS_I(inode)->lock); mutex_unlock(&BTRFS_I(inode)->delalloc_mutex); return ret; } @@ -4594,6 +4597,10 @@ int btrfs_delalloc_reserve_metadata(struct inode *inode, u64 num_bytes) btrfs_ino(inode), to_free, 0); } + if (root->fs_info->quota_enabled) { + btrfs_qgroup_free(root, num_bytes + + nr_extents * root->leafsize); + } mutex_unlock(&BTRFS_I(inode)->delalloc_mutex); return ret; } |
