diff options
Diffstat (limited to 'fs/btrfs/print-tree.c')
| -rw-r--r-- | fs/btrfs/print-tree.c | 96 |
1 files changed, 45 insertions, 51 deletions
diff --git a/fs/btrfs/print-tree.c b/fs/btrfs/print-tree.c index bafa786..a825ce0 100644 --- a/fs/btrfs/print-tree.c +++ b/fs/btrfs/print-tree.c @@ -20,10 +20,10 @@ #include "disk-io.h" #include "print-tree.h" -void btrfs_print_leaf(struct btrfs_root *root, struct btrfs_leaf *l) +void btrfs_print_leaf(struct btrfs_root *root, struct extent_buffer *l) { int i; - u32 nr = btrfs_header_nritems(&l->header); + u32 nr = btrfs_header_nritems(l); struct btrfs_item *item; struct btrfs_extent_item *ei; struct btrfs_root_item *ri; @@ -31,119 +31,113 @@ void btrfs_print_leaf(struct btrfs_root *root, struct btrfs_leaf *l) struct btrfs_inode_item *ii; struct btrfs_block_group_item *bi; struct btrfs_file_extent_item *fi; + struct btrfs_key key; + struct btrfs_key found_key; u32 type; printk("leaf %llu total ptrs %d free space %d\n", - (unsigned long long)btrfs_header_blocknr(&l->header), nr, + (unsigned long long)btrfs_header_blocknr(l), nr, btrfs_leaf_free_space(root, l)); for (i = 0 ; i < nr ; i++) { - item = l->items + i; - type = btrfs_disk_key_type(&item->key); + item = btrfs_item_nr(l, i); + btrfs_item_key_to_cpu(l, &key, i); + type = btrfs_key_type(&key); printk("\titem %d key (%llu %x %llu) itemoff %d itemsize %d\n", i, - (unsigned long long)btrfs_disk_key_objectid(&item->key), - btrfs_disk_key_flags(&item->key), - (unsigned long long)btrfs_disk_key_offset(&item->key), - btrfs_item_offset(item), - btrfs_item_size(item)); + (unsigned long long)key.objectid, type, + (unsigned long long)key.offset, + btrfs_item_offset(l, item), btrfs_item_size(l, item)); switch (type) { case BTRFS_INODE_ITEM_KEY: ii = btrfs_item_ptr(l, i, struct btrfs_inode_item); printk("\t\tinode generation %llu size %llu mode %o\n", - (unsigned long long)btrfs_inode_generation(ii), - (unsigned long long)btrfs_inode_size(ii), - btrfs_inode_mode(ii)); + (unsigned long long)btrfs_inode_generation(l, ii), + (unsigned long long)btrfs_inode_size(l, ii), + btrfs_inode_mode(l, ii)); break; case BTRFS_DIR_ITEM_KEY: di = btrfs_item_ptr(l, i, struct btrfs_dir_item); + btrfs_dir_item_key_to_cpu(l, di, &found_key); printk("\t\tdir oid %llu flags %u type %u\n", - (unsigned long long)btrfs_disk_key_objectid( - &di->location), - btrfs_dir_flags(di), - btrfs_dir_type(di)); - printk("\t\tname %.*s\n", - btrfs_dir_name_len(di),(char *)(di + 1)); + (unsigned long long)found_key.objectid, + btrfs_dir_flags(l, di), + btrfs_dir_type(l, di)); break; case BTRFS_ROOT_ITEM_KEY: ri = btrfs_item_ptr(l, i, struct btrfs_root_item); printk("\t\troot data blocknr %llu refs %u\n", - (unsigned long long)btrfs_root_blocknr(ri), - btrfs_root_refs(ri)); + (unsigned long long)btrfs_disk_root_blocknr(l, ri), + btrfs_disk_root_refs(l, ri)); break; case BTRFS_EXTENT_ITEM_KEY: ei = btrfs_item_ptr(l, i, struct btrfs_extent_item); printk("\t\textent data refs %u\n", - btrfs_extent_refs(ei)); + btrfs_extent_refs(l, ei)); break; case BTRFS_EXTENT_DATA_KEY: fi = btrfs_item_ptr(l, i, struct btrfs_file_extent_item); - if (btrfs_file_extent_type(fi) == + if (btrfs_file_extent_type(l, fi) == BTRFS_FILE_EXTENT_INLINE) { printk("\t\tinline extent data size %u\n", - btrfs_file_extent_inline_len(l->items + i)); + btrfs_file_extent_inline_len(l, item)); break; } printk("\t\textent data disk block %llu nr %llu\n", - (unsigned long long)btrfs_file_extent_disk_blocknr(fi), - (unsigned long long)btrfs_file_extent_disk_num_blocks(fi)); + (unsigned long long)btrfs_file_extent_disk_blocknr(l, fi), + (unsigned long long)btrfs_file_extent_disk_num_blocks(l, fi)); printk("\t\textent data offset %llu nr %llu\n", - (unsigned long long)btrfs_file_extent_offset(fi), - (unsigned long long)btrfs_file_extent_num_blocks(fi)); + (unsigned long long)btrfs_file_extent_offset(l, fi), + (unsigned long long)btrfs_file_extent_num_blocks(l, fi)); break; case BTRFS_BLOCK_GROUP_ITEM_KEY: bi = btrfs_item_ptr(l, i, struct btrfs_block_group_item); printk("\t\tblock group used %llu\n", - (unsigned long long)btrfs_block_group_used(bi)); - break; - case BTRFS_STRING_ITEM_KEY: - printk("\t\titem data %.*s\n", btrfs_item_size(item), - btrfs_leaf_data(l) + btrfs_item_offset(item)); + (unsigned long long)btrfs_disk_block_group_used(l, bi)); break; }; } } -void btrfs_print_tree(struct btrfs_root *root, struct buffer_head *t) +void btrfs_print_tree(struct btrfs_root *root, struct extent_buffer *c) { int i; u32 nr; - struct btrfs_node *c; + struct btrfs_key key; - if (!t) + if (!c) return; - c = btrfs_buffer_node(t); - nr = btrfs_header_nritems(&c->header); + nr = btrfs_header_nritems(c); if (btrfs_is_leaf(c)) { - btrfs_print_leaf(root, (struct btrfs_leaf *)c); + btrfs_print_leaf(root, c); return; } printk("node %llu level %d total ptrs %d free spc %u\n", - (unsigned long long)btrfs_header_blocknr(&c->header), - btrfs_header_level(&c->header), nr, + (unsigned long long)btrfs_header_blocknr(c), + btrfs_header_level(c), nr, (u32)BTRFS_NODEPTRS_PER_BLOCK(root) - nr); for (i = 0; i < nr; i++) { + btrfs_node_key_to_cpu(c, &key, i); printk("\tkey %d (%llu %u %llu) block %llu\n", i, - (unsigned long long)c->ptrs[i].key.objectid, - c->ptrs[i].key.flags, - (unsigned long long)c->ptrs[i].key.offset, + (unsigned long long)key.objectid, + key.type, + (unsigned long long)key.offset, (unsigned long long)btrfs_node_blockptr(c, i)); } for (i = 0; i < nr; i++) { - struct buffer_head *next_buf = read_tree_block(root, + struct extent_buffer *next = read_tree_block(root, btrfs_node_blockptr(c, i)); - struct btrfs_node *next = btrfs_buffer_node(next_buf); if (btrfs_is_leaf(next) && - btrfs_header_level(&c->header) != 1) + btrfs_header_level(c) != 1) BUG(); - if (btrfs_header_level(&next->header) != - btrfs_header_level(&c->header) - 1) + if (btrfs_header_level(next) != + btrfs_header_level(c) - 1) BUG(); - btrfs_print_tree(root, next_buf); - btrfs_block_release(root, next_buf); + btrfs_print_tree(root, next); + free_extent_buffer(next); } } |