};
static int __btrfs_free_extent(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *fs_info,
- struct btrfs_delayed_ref_node *node, u64 parent,
- u64 root_objectid, u64 owner_objectid,
- u64 owner_offset, int refs_to_drop,
- struct btrfs_delayed_extent_op *extra_op);
+ struct btrfs_delayed_ref_node *node, u64 parent,
+ u64 root_objectid, u64 owner_objectid,
+ u64 owner_offset, int refs_to_drop,
+ struct btrfs_delayed_extent_op *extra_op);
static void __run_delayed_extent_op(struct btrfs_delayed_extent_op *extent_op,
struct extent_buffer *leaf,
struct btrfs_extent_item *ei);
static int alloc_reserved_file_extent(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *fs_info,
u64 parent, u64 root_objectid,
u64 flags, u64 owner, u64 offset,
struct btrfs_key *ins, int ref_mod);
}
static noinline int lookup_extent_data_ref(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *fs_info,
struct btrfs_path *path,
u64 bytenr, u64 parent,
u64 root_objectid,
u64 owner, u64 offset)
{
- struct btrfs_root *root = fs_info->extent_root;
+ struct btrfs_root *root = trans->fs_info->extent_root;
struct btrfs_key key;
struct btrfs_extent_data_ref *ref;
struct extent_buffer *leaf;
}
static noinline int insert_extent_data_ref(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *fs_info,
struct btrfs_path *path,
u64 bytenr, u64 parent,
u64 root_objectid, u64 owner,
u64 offset, int refs_to_add)
{
- struct btrfs_root *root = fs_info->extent_root;
+ struct btrfs_root *root = trans->fs_info->extent_root;
struct btrfs_key key;
struct extent_buffer *leaf;
u32 size;
}
static noinline int remove_extent_data_ref(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *fs_info,
struct btrfs_path *path,
int refs_to_drop, int *last_ref)
{
num_refs -= refs_to_drop;
if (num_refs == 0) {
- ret = btrfs_del_item(trans, fs_info->extent_root, path);
+ ret = btrfs_del_item(trans, trans->fs_info->extent_root, path);
*last_ref = 1;
} else {
if (key.type == BTRFS_EXTENT_DATA_REF_KEY)
}
static noinline int lookup_tree_block_ref(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *fs_info,
struct btrfs_path *path,
u64 bytenr, u64 parent,
u64 root_objectid)
{
- struct btrfs_root *root = fs_info->extent_root;
+ struct btrfs_root *root = trans->fs_info->extent_root;
struct btrfs_key key;
int ret;
}
static noinline int insert_tree_block_ref(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *fs_info,
struct btrfs_path *path,
u64 bytenr, u64 parent,
u64 root_objectid)
key.offset = root_objectid;
}
- ret = btrfs_insert_empty_item(trans, fs_info->extent_root,
+ ret = btrfs_insert_empty_item(trans, trans->fs_info->extent_root,
path, &key, 0);
btrfs_release_path(path);
return ret;
*/
static noinline_for_stack
int lookup_inline_extent_backref(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *fs_info,
struct btrfs_path *path,
struct btrfs_extent_inline_ref **ref_ret,
u64 bytenr, u64 num_bytes,
u64 parent, u64 root_objectid,
u64 owner, u64 offset, int insert)
{
+ struct btrfs_fs_info *fs_info = trans->fs_info;
struct btrfs_root *root = fs_info->extent_root;
struct btrfs_key key;
struct extent_buffer *leaf;
}
static int lookup_extent_backref(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *fs_info,
struct btrfs_path *path,
struct btrfs_extent_inline_ref **ref_ret,
u64 bytenr, u64 num_bytes, u64 parent,
{
int ret;
- ret = lookup_inline_extent_backref(trans, fs_info, path, ref_ret,
- bytenr, num_bytes, parent,
- root_objectid, owner, offset, 0);
+ ret = lookup_inline_extent_backref(trans, path, ref_ret, bytenr,
+ num_bytes, parent, root_objectid,
+ owner, offset, 0);
if (ret != -ENOENT)
return ret;
*ref_ret = NULL;
if (owner < BTRFS_FIRST_FREE_OBJECTID) {
- ret = lookup_tree_block_ref(trans, fs_info, path, bytenr,
- parent, root_objectid);
+ ret = lookup_tree_block_ref(trans, path, bytenr, parent,
+ root_objectid);
} else {
- ret = lookup_extent_data_ref(trans, fs_info, path, bytenr,
- parent, root_objectid, owner,
- offset);
+ ret = lookup_extent_data_ref(trans, path, bytenr, parent,
+ root_objectid, owner, offset);
}
return ret;
}
* helper to update/remove inline back ref
*/
static noinline_for_stack
-void update_inline_extent_backref(struct btrfs_fs_info *fs_info,
- struct btrfs_path *path,
+void update_inline_extent_backref(struct btrfs_path *path,
struct btrfs_extent_inline_ref *iref,
int refs_to_mod,
struct btrfs_delayed_extent_op *extent_op,
int *last_ref)
{
- struct extent_buffer *leaf;
+ struct extent_buffer *leaf = path->nodes[0];
+ struct btrfs_fs_info *fs_info = leaf->fs_info;
struct btrfs_extent_item *ei;
struct btrfs_extent_data_ref *dref = NULL;
struct btrfs_shared_data_ref *sref = NULL;
int type;
u64 refs;
- leaf = path->nodes[0];
ei = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_extent_item);
refs = btrfs_extent_refs(leaf, ei);
WARN_ON(refs_to_mod < 0 && refs + refs_to_mod <= 0);
struct btrfs_extent_inline_ref *iref;
int ret;
- ret = lookup_inline_extent_backref(trans, fs_info, path, &iref,
- bytenr, num_bytes, parent,
- root_objectid, owner, offset, 1);
+ ret = lookup_inline_extent_backref(trans, path, &iref, bytenr,
+ num_bytes, parent, root_objectid,
+ owner, offset, 1);
if (ret == 0) {
BUG_ON(owner < BTRFS_FIRST_FREE_OBJECTID);
- update_inline_extent_backref(fs_info, path, iref,
- refs_to_add, extent_op, NULL);
+ update_inline_extent_backref(path, iref, refs_to_add,
+ extent_op, NULL);
} else if (ret == -ENOENT) {
setup_inline_extent_backref(fs_info, path, iref, parent,
root_objectid, owner, offset,
}
static int insert_extent_backref(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *fs_info,
struct btrfs_path *path,
u64 bytenr, u64 parent, u64 root_objectid,
u64 owner, u64 offset, int refs_to_add)
int ret;
if (owner < BTRFS_FIRST_FREE_OBJECTID) {
BUG_ON(refs_to_add != 1);
- ret = insert_tree_block_ref(trans, fs_info, path, bytenr,
- parent, root_objectid);
+ ret = insert_tree_block_ref(trans, path, bytenr, parent,
+ root_objectid);
} else {
- ret = insert_extent_data_ref(trans, fs_info, path, bytenr,
- parent, root_objectid,
- owner, offset, refs_to_add);
+ ret = insert_extent_data_ref(trans, path, bytenr, parent,
+ root_objectid, owner, offset,
+ refs_to_add);
}
return ret;
}
BUG_ON(!is_data && refs_to_drop != 1);
if (iref) {
- update_inline_extent_backref(fs_info, path, iref,
- -refs_to_drop, NULL, last_ref);
+ update_inline_extent_backref(path, iref, -refs_to_drop, NULL,
+ last_ref);
} else if (is_data) {
- ret = remove_extent_data_ref(trans, fs_info, path, refs_to_drop,
+ ret = remove_extent_data_ref(trans, path, refs_to_drop,
last_ref);
} else {
*last_ref = 1;
owner, offset, BTRFS_ADD_DELAYED_REF);
if (owner < BTRFS_FIRST_FREE_OBJECTID) {
- ret = btrfs_add_delayed_tree_ref(fs_info, trans, bytenr,
+ ret = btrfs_add_delayed_tree_ref(trans, bytenr,
num_bytes, parent,
root_objectid, (int)owner,
BTRFS_ADD_DELAYED_REF, NULL,
&old_ref_mod, &new_ref_mod);
} else {
- ret = btrfs_add_delayed_data_ref(fs_info, trans, bytenr,
+ ret = btrfs_add_delayed_data_ref(trans, bytenr,
num_bytes, parent,
root_objectid, owner, offset,
0, BTRFS_ADD_DELAYED_REF,
*
*/
static int __btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *fs_info,
struct btrfs_delayed_ref_node *node,
u64 parent, u64 root_objectid,
u64 owner, u64 offset, int refs_to_add,
struct btrfs_delayed_extent_op *extent_op)
{
+ struct btrfs_fs_info *fs_info = trans->fs_info;
struct btrfs_path *path;
struct extent_buffer *leaf;
struct btrfs_extent_item *item;
path->reada = READA_FORWARD;
path->leave_spinning = 1;
/* now insert the actual backref */
- ret = insert_extent_backref(trans, fs_info, path, bytenr, parent,
- root_objectid, owner, offset, refs_to_add);
+ ret = insert_extent_backref(trans, path, bytenr, parent, root_objectid,
+ owner, offset, refs_to_add);
if (ret)
btrfs_abort_transaction(trans, ret);
out:
}
static int run_delayed_data_ref(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *fs_info,
struct btrfs_delayed_ref_node *node,
struct btrfs_delayed_extent_op *extent_op,
int insert_reserved)
ins.type = BTRFS_EXTENT_ITEM_KEY;
ref = btrfs_delayed_node_to_data_ref(node);
- trace_run_delayed_data_ref(fs_info, node, ref, node->action);
+ trace_run_delayed_data_ref(trans->fs_info, node, ref, node->action);
if (node->type == BTRFS_SHARED_DATA_REF_KEY)
parent = ref->parent;
if (node->action == BTRFS_ADD_DELAYED_REF && insert_reserved) {
if (extent_op)
flags |= extent_op->flags_to_set;
- ret = alloc_reserved_file_extent(trans, fs_info,
- parent, ref_root, flags,
- ref->objectid, ref->offset,
- &ins, node->ref_mod);
+ ret = alloc_reserved_file_extent(trans, parent, ref_root,
+ flags, ref->objectid,
+ ref->offset, &ins,
+ node->ref_mod);
} else if (node->action == BTRFS_ADD_DELAYED_REF) {
- ret = __btrfs_inc_extent_ref(trans, fs_info, node, parent,
- ref_root, ref->objectid,
- ref->offset, node->ref_mod,
- extent_op);
+ ret = __btrfs_inc_extent_ref(trans, node, parent, ref_root,
+ ref->objectid, ref->offset,
+ node->ref_mod, extent_op);
} else if (node->action == BTRFS_DROP_DELAYED_REF) {
- ret = __btrfs_free_extent(trans, fs_info, node, parent,
+ ret = __btrfs_free_extent(trans, node, parent,
ref_root, ref->objectid,
ref->offset, node->ref_mod,
extent_op);
}
static int run_delayed_extent_op(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *fs_info,
struct btrfs_delayed_ref_head *head,
struct btrfs_delayed_extent_op *extent_op)
{
+ struct btrfs_fs_info *fs_info = trans->fs_info;
struct btrfs_key key;
struct btrfs_path *path;
struct btrfs_extent_item *ei;
BUG_ON(!extent_op || !extent_op->update_flags);
ret = alloc_reserved_tree_block(trans, node, extent_op);
} else if (node->action == BTRFS_ADD_DELAYED_REF) {
- ret = __btrfs_inc_extent_ref(trans, fs_info, node,
- parent, ref_root,
- ref->level, 0, 1,
- extent_op);
+ ret = __btrfs_inc_extent_ref(trans, node, parent, ref_root,
+ ref->level, 0, 1, extent_op);
} else if (node->action == BTRFS_DROP_DELAYED_REF) {
- ret = __btrfs_free_extent(trans, fs_info, node,
- parent, ref_root,
+ ret = __btrfs_free_extent(trans, node, parent, ref_root,
ref->level, 0, 1, extent_op);
} else {
BUG();
insert_reserved);
else if (node->type == BTRFS_EXTENT_DATA_REF_KEY ||
node->type == BTRFS_SHARED_DATA_REF_KEY)
- ret = run_delayed_data_ref(trans, fs_info, node, extent_op,
+ ret = run_delayed_data_ref(trans, node, extent_op,
insert_reserved);
else
BUG();
}
static int cleanup_extent_op(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *fs_info,
struct btrfs_delayed_ref_head *head)
{
struct btrfs_delayed_extent_op *extent_op = head->extent_op;
return 0;
}
spin_unlock(&head->lock);
- ret = run_delayed_extent_op(trans, fs_info, head, extent_op);
+ ret = run_delayed_extent_op(trans, head, extent_op);
btrfs_free_delayed_extent_op(extent_op);
return ret ? ret : 1;
}
delayed_refs = &trans->transaction->delayed_refs;
- ret = cleanup_extent_op(trans, fs_info, head);
+ ret = cleanup_extent_op(trans, head);
if (ret < 0) {
unselect_delayed_ref_head(delayed_refs, head);
btrfs_debug(fs_info, "run_delayed_extent_op returned %d", ret);
if (list_empty(&cache->dirty_list)) {
list_add_tail(&cache->dirty_list,
&trans->transaction->dirty_bgs);
- trans->transaction->num_dirty_bgs++;
+ trans->transaction->num_dirty_bgs++;
btrfs_get_block_group(cache);
}
spin_unlock(&trans->transaction->dirty_bgs_lock);
}
static int __btrfs_free_extent(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *info,
- struct btrfs_delayed_ref_node *node, u64 parent,
- u64 root_objectid, u64 owner_objectid,
- u64 owner_offset, int refs_to_drop,
- struct btrfs_delayed_extent_op *extent_op)
+ struct btrfs_delayed_ref_node *node, u64 parent,
+ u64 root_objectid, u64 owner_objectid,
+ u64 owner_offset, int refs_to_drop,
+ struct btrfs_delayed_extent_op *extent_op)
{
+ struct btrfs_fs_info *info = trans->fs_info;
struct btrfs_key key;
struct btrfs_path *path;
struct btrfs_root *extent_root = info->extent_root;
if (is_data)
skinny_metadata = false;
- ret = lookup_extent_backref(trans, info, path, &iref,
- bytenr, num_bytes, parent,
- root_objectid, owner_objectid,
+ ret = lookup_extent_backref(trans, path, &iref, bytenr, num_bytes,
+ parent, root_objectid, owner_objectid,
owner_offset);
if (ret == 0) {
extent_slot = path->slots[0];
root->root_key.objectid,
btrfs_header_level(buf), 0,
BTRFS_DROP_DELAYED_REF);
- ret = btrfs_add_delayed_tree_ref(fs_info, trans, buf->start,
+ ret = btrfs_add_delayed_tree_ref(trans, buf->start,
buf->len, parent,
root->root_key.objectid,
btrfs_header_level(buf),
old_ref_mod = new_ref_mod = 0;
ret = 0;
} else if (owner < BTRFS_FIRST_FREE_OBJECTID) {
- ret = btrfs_add_delayed_tree_ref(fs_info, trans, bytenr,
+ ret = btrfs_add_delayed_tree_ref(trans, bytenr,
num_bytes, parent,
root_objectid, (int)owner,
BTRFS_DROP_DELAYED_REF, NULL,
&old_ref_mod, &new_ref_mod);
} else {
- ret = btrfs_add_delayed_data_ref(fs_info, trans, bytenr,
+ ret = btrfs_add_delayed_data_ref(trans, bytenr,
num_bytes, parent,
root_objectid, owner, offset,
0, BTRFS_DROP_DELAYED_REF,
* for the proper type.
*/
if (!block_group_bits(block_group, flags)) {
- u64 extra = BTRFS_BLOCK_GROUP_DUP |
+ u64 extra = BTRFS_BLOCK_GROUP_DUP |
BTRFS_BLOCK_GROUP_RAID1 |
BTRFS_BLOCK_GROUP_RAID5 |
BTRFS_BLOCK_GROUP_RAID6 |
}
static int alloc_reserved_file_extent(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *fs_info,
u64 parent, u64 root_objectid,
u64 flags, u64 owner, u64 offset,
struct btrfs_key *ins, int ref_mod)
{
+ struct btrfs_fs_info *fs_info = trans->fs_info;
int ret;
struct btrfs_extent_item *extent_item;
struct btrfs_extent_inline_ref *iref;
u64 offset, u64 ram_bytes,
struct btrfs_key *ins)
{
- struct btrfs_fs_info *fs_info = root->fs_info;
int ret;
BUG_ON(root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID);
root->root_key.objectid, owner, offset,
BTRFS_ADD_DELAYED_EXTENT);
- ret = btrfs_add_delayed_data_ref(fs_info, trans, ins->objectid,
+ ret = btrfs_add_delayed_data_ref(trans, ins->objectid,
ins->offset, 0,
root->root_key.objectid, owner,
offset, ram_bytes,
spin_unlock(&block_group->lock);
spin_unlock(&space_info->lock);
- ret = alloc_reserved_file_extent(trans, fs_info, 0, root_objectid,
- 0, owner, offset, ins, 1);
+ ret = alloc_reserved_file_extent(trans, 0, root_objectid, 0, owner,
+ offset, ins, 1);
btrfs_put_block_group(block_group);
return ret;
}
btrfs_ref_tree_mod(root, ins.objectid, ins.offset, parent,
root_objectid, level, 0,
BTRFS_ADD_DELAYED_EXTENT);
- ret = btrfs_add_delayed_tree_ref(fs_info, trans, ins.objectid,
+ ret = btrfs_add_delayed_tree_ref(trans, ins.objectid,
ins.offset, parent,
root_objectid, level,
BTRFS_ADD_DELAYED_EXTENT,
trans->can_flush_pending_bgs = can_flush_pending_bgs;
}
-int btrfs_make_block_group(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *fs_info, u64 bytes_used,
+int btrfs_make_block_group(struct btrfs_trans_handle *trans, u64 bytes_used,
u64 type, u64 chunk_offset, u64 size)
{
+ struct btrfs_fs_info *fs_info = trans->fs_info;
struct btrfs_block_group_cache *cache;
int ret;
}
int btrfs_remove_block_group(struct btrfs_trans_handle *trans,
- struct btrfs_fs_info *fs_info, u64 group_start,
- struct extent_map *em)
+ u64 group_start, struct extent_map *em)
{
+ struct btrfs_fs_info *fs_info = trans->fs_info;
struct btrfs_root *root = fs_info->extent_root;
struct btrfs_path *path;
struct btrfs_block_group_cache *block_group;
git.samba.org / sfrench / cifs-2.6.git / blobdiff