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author | Yan, Zheng <zheng.yan@oracle.com> | 2010-05-16 10:48:46 -0400 |
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committer | Chris Mason <chris.mason@oracle.com> | 2010-05-25 10:34:50 -0400 |
commit | a22285a6a32390195235171b89d157ed1a1fe932 (patch) | |
tree | 3fabc88a029e1af4f2fdcc708e7b62ef3cf3703a /fs/btrfs/xattr.c | |
parent | f0486c68e4bd9a06a5904d3eeb3a0d73a83befb8 (diff) | |
download | linux-stable-a22285a6a32390195235171b89d157ed1a1fe932.tar.gz linux-stable-a22285a6a32390195235171b89d157ed1a1fe932.tar.bz2 linux-stable-a22285a6a32390195235171b89d157ed1a1fe932.zip |
Btrfs: Integrate metadata reservation with start_transaction
Besides simplify the code, this change makes sure all metadata
reservation for normal metadata operations are released after
committing transaction.
Changes since V1:
Add code that check if unlink and rmdir will free space.
Add ENOSPC handling for clone ioctl.
Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/xattr.c')
-rw-r--r-- | fs/btrfs/xattr.c | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/fs/btrfs/xattr.c b/fs/btrfs/xattr.c index 193b58f7d3f3..007fae581a04 100644 --- a/fs/btrfs/xattr.c +++ b/fs/btrfs/xattr.c @@ -154,15 +154,10 @@ int __btrfs_setxattr(struct btrfs_trans_handle *trans, if (trans) return do_setxattr(trans, inode, name, value, size, flags); - ret = btrfs_reserve_metadata_space(root, 2); - if (ret) - return ret; + trans = btrfs_start_transaction(root, 2); + if (IS_ERR(trans)) + return PTR_ERR(trans); - trans = btrfs_start_transaction(root, 1); - if (!trans) { - ret = -ENOMEM; - goto out; - } btrfs_set_trans_block_group(trans, inode); ret = do_setxattr(trans, inode, name, value, size, flags); @@ -174,7 +169,6 @@ int __btrfs_setxattr(struct btrfs_trans_handle *trans, BUG_ON(ret); out: btrfs_end_transaction_throttle(trans, root); - btrfs_unreserve_metadata_space(root, 2); return ret; } |