diff options
| -rw-r--r-- | fs/btrfs/ctree.c | 12 | ||||
| -rw-r--r-- | fs/btrfs/disk-io.c | 2 | ||||
| -rw-r--r-- | fs/btrfs/extent-tree.c | 2 | ||||
| -rw-r--r-- | fs/btrfs/extent_io.h | 5 | ||||
| -rw-r--r-- | fs/btrfs/qgroup.c | 6 | ||||
| -rw-r--r-- | fs/btrfs/relocation.c | 4 | ||||
| -rw-r--r-- | fs/btrfs/tree-log.c | 2 |
7 files changed, 14 insertions, 19 deletions
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index 3a4d8e27e565..739757978686 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -1100,7 +1100,7 @@ static noinline int __btrfs_cow_block(struct btrfs_trans_handle *trans, btrfs_header_backref_rev(buf) < BTRFS_MIXED_BACKREF_REV) parent_start = buf->start; - extent_buffer_get(cow); + atomic_inc(&cow->refs); ret = tree_mod_log_insert_root(root->node, cow, 1); BUG_ON(ret < 0); rcu_assign_pointer(root->node, cow); @@ -2011,7 +2011,7 @@ static noinline int balance_level(struct btrfs_trans_handle *trans, /* update the path */ if (left) { if (btrfs_header_nritems(left) > orig_slot) { - extent_buffer_get(left); + atomic_inc(&left->refs); /* left was locked after cow */ path->nodes[level] = left; path->slots[level + 1] -= 1; @@ -2601,7 +2601,7 @@ static struct extent_buffer *btrfs_search_slot_get_root(struct btrfs_root *root, } else { b = root->commit_root; - extent_buffer_get(b); + atomic_inc(&b->refs); } level = btrfs_header_level(b); /* @@ -3375,7 +3375,7 @@ static noinline int insert_new_root(struct btrfs_trans_handle *trans, free_extent_buffer(old); add_root_to_dirty_list(root); - extent_buffer_get(c); + atomic_inc(&c->refs); path->nodes[level] = c; path->locks[level] = BTRFS_WRITE_LOCK_BLOCKING; path->slots[level] = 0; @@ -4908,7 +4908,7 @@ static noinline void btrfs_del_leaf(struct btrfs_trans_handle *trans, root_sub_used(root, leaf->len); - extent_buffer_get(leaf); + atomic_inc(&leaf->refs); btrfs_free_tree_block(trans, root, leaf, 0, 1); free_extent_buffer_stale(leaf); } @@ -4989,7 +4989,7 @@ int btrfs_del_items(struct btrfs_trans_handle *trans, struct btrfs_root *root, * for possible call to del_ptr below */ slot = path->slots[1]; - extent_buffer_get(leaf); + atomic_inc(&leaf->refs); btrfs_set_path_blocking(path); wret = push_leaf_left(trans, root, path, 1, 1, diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index f54a4782d18c..43e14a17e3f4 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -610,7 +610,7 @@ static int btree_readpage_end_io_hook(struct btrfs_io_bio *io_bio, /* the pending IO might have been the only thing that kept this buffer * in memory. Make sure we have a ref for all this other checks */ - extent_buffer_get(eb); + atomic_inc(&eb->refs); reads_done = atomic_dec_and_test(&eb->io_pages); if (!reads_done) diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 49cb26fa7c63..9e5845548b76 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -5436,7 +5436,7 @@ int btrfs_drop_subtree(struct btrfs_trans_handle *trans, btrfs_assert_tree_locked(parent); parent_level = btrfs_header_level(parent); - extent_buffer_get(parent); + atomic_inc(&parent->refs); path->nodes[parent_level] = parent; path->slots[parent_level] = btrfs_header_nritems(parent); diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h index e22045cef89b..a8551a1f56e2 100644 --- a/fs/btrfs/extent_io.h +++ b/fs/btrfs/extent_io.h @@ -230,11 +230,6 @@ static inline int num_extent_pages(const struct extent_buffer *eb) (eb->start >> PAGE_SHIFT); } -static inline void extent_buffer_get(struct extent_buffer *eb) -{ - atomic_inc(&eb->refs); -} - static inline int extent_buffer_uptodate(struct extent_buffer *eb) { return test_bit(EXTENT_BUFFER_UPTODATE, &eb->bflags); diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index fde0973d893a..f414fd914ddd 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -1811,7 +1811,7 @@ static int qgroup_trace_extent_swap(struct btrfs_trans_handle* trans, btrfs_item_key_to_cpu(dst_path->nodes[dst_level], &key, 0); /* For src_path */ - extent_buffer_get(src_eb); + atomic_inc(&src_eb->refs); src_path->nodes[root_level] = src_eb; src_path->slots[root_level] = dst_path->slots[root_level]; src_path->locks[root_level] = 0; @@ -2067,7 +2067,7 @@ static int qgroup_trace_subtree_swap(struct btrfs_trans_handle *trans, goto out; } /* For dst_path */ - extent_buffer_get(dst_eb); + atomic_inc(&dst_eb->refs); dst_path->nodes[level] = dst_eb; dst_path->slots[level] = 0; dst_path->locks[level] = 0; @@ -2126,7 +2126,7 @@ int btrfs_qgroup_trace_subtree(struct btrfs_trans_handle *trans, * walk back up the tree (adjusting slot pointers as we go) * and restart the search process. */ - extent_buffer_get(root_eb); /* For path */ + atomic_inc(&root_eb->refs); /* For path */ path->nodes[root_level] = root_eb; path->slots[root_level] = 0; path->locks[root_level] = 0; /* so release_path doesn't try to unlock */ diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index df195e2bd45f..90b80da5abe6 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -2246,7 +2246,7 @@ static noinline_for_stack int merge_reloc_root(struct reloc_control *rc, if (btrfs_disk_key_objectid(&root_item->drop_progress) == 0) { level = btrfs_root_level(root_item); - extent_buffer_get(reloc_root->node); + atomic_inc(&reloc_root->node->refs); path->nodes[level] = reloc_root->node; path->slots[level] = 0; } else { @@ -4688,7 +4688,7 @@ int btrfs_reloc_cow_block(struct btrfs_trans_handle *trans, node->new_bytenr != buf->start); drop_node_buffer(node); - extent_buffer_get(cow); + atomic_inc(&cow->refs); node->eb = cow; node->new_bytenr = cow->start; diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c index 30a17143448d..6f757361db53 100644 --- a/fs/btrfs/tree-log.c +++ b/fs/btrfs/tree-log.c @@ -2851,7 +2851,7 @@ static int walk_log_tree(struct btrfs_trans_handle *trans, level = btrfs_header_level(log->node); orig_level = level; path->nodes[level] = log->node; - extent_buffer_get(log->node); + atomic_inc(&log->node->refs); path->slots[level] = 0; while (1) { |