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Btrfs: Add inode map, and the start of file extent items

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason 2007-03-20 14:38:32 -04:00 • committed by David Woodhouse
parent 631d7d950a
commit 9f5fae2fe6
11 changed files with 541 additions and 172 deletions
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13
fs/btrfs/print-tree.c
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@ -13,8 +13,8 @@ void btrfs_print_leaf(struct btrfs_root *root, struct btrfs_leaf *l)
struct btrfs_extent_item *ei;
struct btrfs_root_item *ri;
struct btrfs_dir_item *di;
struct btrfs_inode_map_item *mi;
u32 type;
u32 namelen;
printf("leaf %Lu total ptrs %d free space %d\n",
btrfs_header_blocknr(&l->header), nr,
@ -34,15 +34,13 @@ void btrfs_print_leaf(struct btrfs_root *root, struct btrfs_leaf *l)
case BTRFS_INODE_ITEM_KEY:
break;
case BTRFS_DIR_ITEM_KEY:
namelen = btrfs_item_size(l->items + i) - sizeof(*di);
di = btrfs_item_ptr(l, i, struct btrfs_dir_item);
printf("\t\tdir oid %Lu flags %u type %u\n",
btrfs_dir_objectid(di),
btrfs_dir_flags(di),
btrfs_dir_type(di));
printf("\t\tname %.*s\n",
namelen, (char *)(di + 1));
btrfs_dir_name_len(di),(char *)(di + 1));
break;
case BTRFS_ROOT_ITEM_KEY:
ri = btrfs_item_ptr(l, i, struct btrfs_root_item);
@ -54,6 +52,13 @@ void btrfs_print_leaf(struct btrfs_root *root, struct btrfs_leaf *l)
printf("\t\textent data refs %u owner %Lu\n",
btrfs_extent_refs(ei), btrfs_extent_owner(ei));
break;
case BTRFS_INODE_MAP_ITEM_KEY:
mi = btrfs_item_ptr(l, i, struct btrfs_inode_map_item);
printf("\t\tinode map key %Lu %u %Lu\n",
btrfs_disk_key_objectid(&mi->key),
btrfs_disk_key_flags(&mi->key),
btrfs_disk_key_offset(&mi->key));
break;
case BTRFS_STRING_ITEM_KEY:
printf("\t\titem data %.*s\n", btrfs_item_size(item),
btrfs_leaf_data(l) + btrfs_item_offset(item));