diff options
Diffstat (limited to 'fs/btrfs/extent-tree.c')
| -rw-r--r-- | fs/btrfs/extent-tree.c | 50 |
1 files changed, 26 insertions, 24 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 7b04338..810d1f8 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -105,6 +105,7 @@ void btrfs_put_block_group(struct btrfs_block_group_cache *cache) WARN_ON(cache->pinned > 0); WARN_ON(cache->reserved > 0); WARN_ON(cache->reserved_pinned > 0); + kfree(cache->free_space_ctl); kfree(cache); } } @@ -3144,7 +3145,8 @@ int btrfs_check_data_free_space(struct inode *inode, u64 bytes) /* make sure bytes are sectorsize aligned */ bytes = (bytes + root->sectorsize - 1) & ~((u64)root->sectorsize - 1); - if (root == root->fs_info->tree_root) { + if (root == root->fs_info->tree_root || + BTRFS_I(inode)->location.objectid == BTRFS_FREE_INO_OBJECTID) { alloc_chunk = 0; committed = 1; } @@ -4887,7 +4889,7 @@ wait_block_group_cache_progress(struct btrfs_block_group_cache *cache, return 0; wait_event(caching_ctl->wait, block_group_cache_done(cache) || - (cache->free_space >= num_bytes)); + (cache->free_space_ctl->free_space >= num_bytes)); put_caching_control(caching_ctl); return 0; @@ -7002,8 +7004,8 @@ static noinline int get_new_locations(struct inode *reloc_inode, cur_pos = extent_key->objectid - offset; last_byte = extent_key->objectid + extent_key->offset; - ret = btrfs_lookup_file_extent(NULL, root, path, reloc_inode->i_ino, - cur_pos, 0); + ret = btrfs_lookup_file_extent(NULL, root, path, + btrfs_ino(reloc_inode), cur_pos, 0); if (ret < 0) goto out; if (ret > 0) { @@ -7026,7 +7028,7 @@ static noinline int get_new_locations(struct inode *reloc_inode, btrfs_item_key_to_cpu(leaf, &found_key, path->slots[0]); if (found_key.offset != cur_pos || found_key.type != BTRFS_EXTENT_DATA_KEY || - found_key.objectid != reloc_inode->i_ino) + found_key.objectid != btrfs_ino(reloc_inode)) break; fi = btrfs_item_ptr(leaf, path->slots[0], @@ -7172,7 +7174,7 @@ next: break; } - if (inode && key.objectid != inode->i_ino) { + if (inode && key.objectid != btrfs_ino(inode)) { BUG_ON(extent_locked); btrfs_release_path(root, path); mutex_unlock(&inode->i_mutex); @@ -7481,7 +7483,7 @@ static noinline int invalidate_extent_cache(struct btrfs_root *root, continue; if (btrfs_file_extent_disk_bytenr(leaf, fi) == 0) continue; - if (!inode || inode->i_ino != key.objectid) { + if (!inode || btrfs_ino(inode) != key.objectid) { iput(inode); inode = btrfs_ilookup(target_root->fs_info->sb, key.objectid, target_root, 1); @@ -8549,10 +8551,16 @@ int btrfs_read_block_groups(struct btrfs_root *root) ret = -ENOMEM; goto error; } + cache->free_space_ctl = kzalloc(sizeof(*cache->free_space_ctl), + GFP_NOFS); + if (!cache->free_space_ctl) { + kfree(cache); + ret = -ENOMEM; + goto error; + } atomic_set(&cache->count, 1); spin_lock_init(&cache->lock); - spin_lock_init(&cache->tree_lock); cache->fs_info = info; INIT_LIST_HEAD(&cache->list); INIT_LIST_HEAD(&cache->cluster_list); @@ -8560,14 +8568,6 @@ int btrfs_read_block_groups(struct btrfs_root *root) if (need_clear) cache->disk_cache_state = BTRFS_DC_CLEAR; - /* - * we only want to have 32k of ram per block group for keeping - * track of free space, and if we pass 1/2 of that we want to - * start converting things over to using bitmaps - */ - cache->extents_thresh = ((1024 * 32) / 2) / - sizeof(struct btrfs_free_space); - read_extent_buffer(leaf, &cache->item, btrfs_item_ptr_offset(leaf, path->slots[0]), sizeof(cache->item)); @@ -8578,6 +8578,8 @@ int btrfs_read_block_groups(struct btrfs_root *root) cache->flags = btrfs_block_group_flags(&cache->item); cache->sectorsize = root->sectorsize; + btrfs_init_free_space_ctl(cache); + /* * We need to exclude the super stripes now so that the space * info has super bytes accounted for, otherwise we'll think @@ -8664,6 +8666,12 @@ int btrfs_make_block_group(struct btrfs_trans_handle *trans, cache = kzalloc(sizeof(*cache), GFP_NOFS); if (!cache) return -ENOMEM; + cache->free_space_ctl = kzalloc(sizeof(*cache->free_space_ctl), + GFP_NOFS); + if (!cache->free_space_ctl) { + kfree(cache); + return -ENOMEM; + } cache->key.objectid = chunk_offset; cache->key.offset = size; @@ -8671,19 +8679,13 @@ int btrfs_make_block_group(struct btrfs_trans_handle *trans, cache->sectorsize = root->sectorsize; cache->fs_info = root->fs_info; - /* - * we only want to have 32k of ram per block group for keeping track - * of free space, and if we pass 1/2 of that we want to start - * converting things over to using bitmaps - */ - cache->extents_thresh = ((1024 * 32) / 2) / - sizeof(struct btrfs_free_space); atomic_set(&cache->count, 1); spin_lock_init(&cache->lock); - spin_lock_init(&cache->tree_lock); INIT_LIST_HEAD(&cache->list); INIT_LIST_HEAD(&cache->cluster_list); + btrfs_init_free_space_ctl(cache); + btrfs_set_block_group_used(&cache->item, bytes_used); btrfs_set_block_group_chunk_objectid(&cache->item, chunk_objectid); cache->flags = type; |