From 3b9cf4c8cda0818e4d3f9892ece9f7d99de13b03 Mon Sep 17 00:00:00 2001 From: Dimitri John Ledkov Date: Mon, 23 Jul 2018 14:32:01 +0100 Subject: New upstream release. --- ctree.c | 66 +++++++++++++++++++++++++++++++++-------------------------------- 1 file changed, 34 insertions(+), 32 deletions(-) (limited to 'ctree.c') diff --git a/ctree.c b/ctree.c index d1c41925..2c51580f 100644 --- a/ctree.c +++ b/ctree.c @@ -192,7 +192,8 @@ static noinline int update_ref_for_cow(struct btrfs_trans_handle *trans, */ if (btrfs_block_can_be_shared(root, buf)) { - ret = btrfs_lookup_extent_info(trans, root, buf->start, + ret = btrfs_lookup_extent_info(trans, trans->fs_info, + buf->start, btrfs_header_level(buf), 1, &refs, &flags); BUG_ON(ret); @@ -235,7 +236,7 @@ static noinline int update_ref_for_cow(struct btrfs_trans_handle *trans, BUG_ON(ret); } if (new_flags != 0) { - ret = btrfs_set_block_flags(trans, root, buf->start, + ret = btrfs_set_block_flags(trans, buf->start, btrfs_header_level(buf), new_flags); BUG_ON(ret); @@ -251,7 +252,7 @@ static noinline int update_ref_for_cow(struct btrfs_trans_handle *trans, ret = btrfs_dec_ref(trans, root, buf, 1); BUG_ON(ret); } - clean_tree_block(trans, root, buf); + clean_tree_block(buf); } return 0; } @@ -480,11 +481,11 @@ btrfs_check_leaf(struct btrfs_root *root, struct btrfs_disk_key *parent_key, (unsigned long long)btrfs_header_bytenr(buf)); goto fail; } - if (btrfs_leaf_free_space(root->fs_info, buf) < 0) { + if (btrfs_leaf_free_space(buf) < 0) { ret = BTRFS_TREE_BLOCK_INVALID_FREE_SPACE; fprintf(stderr, "leaf free space incorrect %llu %d\n", (unsigned long long)btrfs_header_bytenr(buf), - btrfs_leaf_free_space(root->fs_info, buf)); + btrfs_leaf_free_space(buf)); goto fail; } @@ -717,7 +718,7 @@ static int balance_level(struct btrfs_trans_handle *trans, root->node = child; add_root_to_dirty_list(root); path->nodes[level] = NULL; - clean_tree_block(trans, root, mid); + clean_tree_block(mid); /* once for the path */ free_extent_buffer(mid); @@ -770,7 +771,7 @@ static int balance_level(struct btrfs_trans_handle *trans, u64 bytenr = right->start; u32 blocksize = right->len; - clean_tree_block(trans, root, right); + clean_tree_block(right); free_extent_buffer(right); right = NULL; wret = btrfs_del_ptr(root, path, level + 1, pslot + 1); @@ -816,7 +817,7 @@ static int balance_level(struct btrfs_trans_handle *trans, /* we've managed to empty the middle node, drop it */ u64 bytenr = mid->start; u32 blocksize = mid->len; - clean_tree_block(trans, root, mid); + clean_tree_block(mid); free_extent_buffer(mid); mid = NULL; wret = btrfs_del_ptr(root, path, level + 1, pslot); @@ -1193,7 +1194,7 @@ again: } else { p->slots[level] = slot; if (ins_len > 0 && - ins_len > btrfs_leaf_free_space(root->fs_info, b)) { + ins_len > btrfs_leaf_free_space(b)) { int sret = split_leaf(trans, root, key, p, ins_len, ret == 0); BUG_ON(sret > 0); @@ -1634,17 +1635,19 @@ static int leaf_space_used(struct extent_buffer *l, int start, int nr) * the start of the leaf data. IOW, how much room * the leaf has left for both items and data */ -int btrfs_leaf_free_space(struct btrfs_fs_info *fs_info, - struct extent_buffer *leaf) +int btrfs_leaf_free_space(struct extent_buffer *leaf) { int nritems = btrfs_header_nritems(leaf); + u32 leaf_data_size; int ret; - ret = BTRFS_LEAF_DATA_SIZE(fs_info) - leaf_space_used(leaf, 0, nritems); + BUG_ON(leaf->fs_info && leaf->fs_info->nodesize != leaf->len); + leaf_data_size = __BTRFS_LEAF_DATA_SIZE(leaf->len); + ret = leaf_data_size - leaf_space_used(leaf, 0 ,nritems); if (ret < 0) { - printk("leaf free space ret %d, leaf data size %lu, used %d nritems %d\n", - ret, BTRFS_LEAF_DATA_SIZE(fs_info), - leaf_space_used(leaf, 0, nritems), nritems); + printk("leaf free space ret %d, leaf data size %u, used %d nritems %d\n", + ret, leaf_data_size, leaf_space_used(leaf, 0, nritems), + nritems); } return ret; } @@ -1692,7 +1695,7 @@ static int push_leaf_right(struct btrfs_trans_handle *trans, struct btrfs_root return PTR_ERR(right); return -EIO; } - free_space = btrfs_leaf_free_space(fs_info, right); + free_space = btrfs_leaf_free_space(right); if (free_space < data_size) { free_extent_buffer(right); return 1; @@ -1705,7 +1708,7 @@ static int push_leaf_right(struct btrfs_trans_handle *trans, struct btrfs_root free_extent_buffer(right); return 1; } - free_space = btrfs_leaf_free_space(fs_info, right); + free_space = btrfs_leaf_free_space(right); if (free_space < data_size) { free_extent_buffer(right); return 1; @@ -1844,7 +1847,7 @@ static int push_leaf_left(struct btrfs_trans_handle *trans, struct btrfs_root } left = read_node_slot(fs_info, path->nodes[1], slot - 1); - free_space = btrfs_leaf_free_space(fs_info, left); + free_space = btrfs_leaf_free_space(left); if (free_space < data_size) { free_extent_buffer(left); return 1; @@ -1859,7 +1862,7 @@ static int push_leaf_left(struct btrfs_trans_handle *trans, struct btrfs_root return 1; } - free_space = btrfs_leaf_free_space(fs_info, left); + free_space = btrfs_leaf_free_space(left); if (free_space < data_size) { free_extent_buffer(left); return 1; @@ -2083,7 +2086,7 @@ static noinline int split_leaf(struct btrfs_trans_handle *trans, l = path->nodes[0]; /* did the pushes work? */ - if (btrfs_leaf_free_space(root->fs_info, l) >= data_size) + if (btrfs_leaf_free_space(l) >= data_size) return 0; } @@ -2240,7 +2243,7 @@ int btrfs_split_item(struct btrfs_trans_handle *trans, leaf = path->nodes[0]; btrfs_item_key_to_cpu(leaf, &orig_key, path->slots[0]); - if (btrfs_leaf_free_space(root->fs_info, leaf) >= + if (btrfs_leaf_free_space(leaf) >= sizeof(struct btrfs_item)) goto split; @@ -2261,8 +2264,7 @@ int btrfs_split_item(struct btrfs_trans_handle *trans, ret = split_leaf(trans, root, &orig_key, path, 0, 0); BUG_ON(ret); - BUG_ON(btrfs_leaf_free_space(root->fs_info, leaf) < - sizeof(struct btrfs_item)); + BUG_ON(btrfs_leaf_free_space(leaf) < sizeof(struct btrfs_item)); leaf = path->nodes[0]; split: @@ -2314,7 +2316,7 @@ split: btrfs_mark_buffer_dirty(leaf); ret = 0; - if (btrfs_leaf_free_space(root->fs_info, leaf) < 0) { + if (btrfs_leaf_free_space(leaf) < 0) { btrfs_print_leaf(leaf); BUG(); } @@ -2410,7 +2412,7 @@ int btrfs_truncate_item(struct btrfs_root *root, struct btrfs_path *path, btrfs_mark_buffer_dirty(leaf); ret = 0; - if (btrfs_leaf_free_space(root->fs_info, leaf) < 0) { + if (btrfs_leaf_free_space(leaf) < 0) { btrfs_print_leaf(leaf); BUG(); } @@ -2435,7 +2437,7 @@ int btrfs_extend_item(struct btrfs_root *root, struct btrfs_path *path, nritems = btrfs_header_nritems(leaf); data_end = leaf_data_end(root->fs_info, leaf); - if (btrfs_leaf_free_space(root->fs_info, leaf) < data_size) { + if (btrfs_leaf_free_space(leaf) < data_size) { btrfs_print_leaf(leaf); BUG(); } @@ -2472,7 +2474,7 @@ int btrfs_extend_item(struct btrfs_root *root, struct btrfs_path *path, btrfs_mark_buffer_dirty(leaf); ret = 0; - if (btrfs_leaf_free_space(root->fs_info, leaf) < 0) { + if (btrfs_leaf_free_space(leaf) < 0) { btrfs_print_leaf(leaf); BUG(); } @@ -2521,10 +2523,10 @@ int btrfs_insert_empty_items(struct btrfs_trans_handle *trans, nritems = btrfs_header_nritems(leaf); data_end = leaf_data_end(root->fs_info, leaf); - if (btrfs_leaf_free_space(root->fs_info, leaf) < total_size) { + if (btrfs_leaf_free_space(leaf) < total_size) { btrfs_print_leaf(leaf); printk("not enough freespace need %u have %d\n", - total_size, btrfs_leaf_free_space(root->fs_info, leaf)); + total_size, btrfs_leaf_free_space(leaf)); BUG(); } @@ -2582,7 +2584,7 @@ int btrfs_insert_empty_items(struct btrfs_trans_handle *trans, btrfs_fixup_low_keys(root, path, &disk_key, 1); } - if (btrfs_leaf_free_space(root->fs_info, leaf) < 0) { + if (btrfs_leaf_free_space(leaf) < 0) { btrfs_print_leaf(leaf); BUG(); } @@ -2738,7 +2740,7 @@ int btrfs_del_items(struct btrfs_trans_handle *trans, struct btrfs_root *root, if (leaf == root->node) { btrfs_set_header_level(leaf, 0); } else { - clean_tree_block(trans, root, leaf); + clean_tree_block(leaf); wret = btrfs_del_leaf(trans, root, path, leaf); BUG_ON(ret); if (wret) @@ -2774,7 +2776,7 @@ int btrfs_del_items(struct btrfs_trans_handle *trans, struct btrfs_root *root, } if (btrfs_header_nritems(leaf) == 0) { - clean_tree_block(trans, root, leaf); + clean_tree_block(leaf); path->slots[1] = slot; ret = btrfs_del_leaf(trans, root, path, leaf); BUG_ON(ret); -- cgit v1.2.3