diff options
| author | Yan, Zheng <zheng.yan@oracle.com> | 2010-05-16 10:48:46 -0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2010-05-25 10:34:50 -0400 |
| commit | a22285a6a32390195235171b89d157ed1a1fe932 (patch) | |
| tree | 3fabc88a029e1af4f2fdcc708e7b62ef3cf3703a /fs/btrfs/relocation.c | |
| parent | f0486c68e4bd9a06a5904d3eeb3a0d73a83befb8 (diff) | |
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/relocation.c')
| -rw-r--r-- | fs/btrfs/relocation.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index d565b45a6352..145a468c300d 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -1649,7 +1649,7 @@ static noinline_for_stack int merge_reloc_root(struct reloc_control *rc, } if (level == 0 && rc->stage == UPDATE_DATA_PTRS) { - trans = btrfs_start_transaction(root, 1); + trans = btrfs_start_transaction(root, 0); leaf = path->nodes[0]; btrfs_item_key_to_cpu(leaf, &key, 0); @@ -1675,7 +1675,7 @@ static noinline_for_stack int merge_reloc_root(struct reloc_control *rc, while (1) { leaf = NULL; replaced = 0; - trans = btrfs_start_transaction(root, 1); + trans = btrfs_start_transaction(root, 0); max_level = level; ret = walk_down_reloc_tree(reloc_root, path, &level); @@ -1803,7 +1803,7 @@ static void merge_func(struct btrfs_work *work) merge_reloc_root(async->rc, root); - trans = btrfs_start_transaction(root, 1); + trans = btrfs_start_transaction(root, 0); btrfs_update_reloc_root(trans, root); btrfs_end_transaction(trans, root); } @@ -3297,11 +3297,11 @@ static noinline_for_stack int relocate_block_group(struct reloc_control *rc) rc->create_reloc_root = 1; set_reloc_control(rc); - trans = btrfs_start_transaction(rc->extent_root, 1); + trans = btrfs_join_transaction(rc->extent_root, 1); btrfs_commit_transaction(trans, rc->extent_root); while (1) { - trans = btrfs_start_transaction(rc->extent_root, 1); + trans = btrfs_start_transaction(rc->extent_root, 0); ret = find_next_extent(trans, rc, path); if (ret < 0) @@ -3411,7 +3411,7 @@ static noinline_for_stack int relocate_block_group(struct reloc_control *rc) smp_mb(); if (rc->extents_found > 0) { - trans = btrfs_start_transaction(rc->extent_root, 1); + trans = btrfs_join_transaction(rc->extent_root, 1); btrfs_commit_transaction(trans, rc->extent_root); } @@ -3420,7 +3420,7 @@ static noinline_for_stack int relocate_block_group(struct reloc_control *rc) unset_reloc_control(rc); /* get rid of pinned extents */ - trans = btrfs_start_transaction(rc->extent_root, 1); + trans = btrfs_join_transaction(rc->extent_root, 1); btrfs_commit_transaction(trans, rc->extent_root); return err; @@ -3475,7 +3475,7 @@ static struct inode *create_reloc_inode(struct btrfs_fs_info *fs_info, if (IS_ERR(root)) return ERR_CAST(root); - trans = btrfs_start_transaction(root, 1); + trans = btrfs_start_transaction(root, 6); BUG_ON(!trans); err = btrfs_find_free_objectid(trans, root, objectid, &objectid); @@ -3619,7 +3619,7 @@ static noinline_for_stack int mark_garbage_root(struct btrfs_root *root) struct btrfs_trans_handle *trans; int ret; - trans = btrfs_start_transaction(root->fs_info->tree_root, 1); + trans = btrfs_start_transaction(root->fs_info->tree_root, 0); memset(&root->root_item.drop_progress, 0, sizeof(root->root_item.drop_progress)); |