From 7bb86316c3961d1bc401ef184fd996f999556c7f Mon Sep 17 00:00:00 2001 From: Chris Mason Date: Tue, 11 Dec 2007 09:25:06 -0500 Subject: Btrfs: Add back pointers from extents to the btree or file referencing them Signed-off-by: Chris Mason --- fs/btrfs/print-tree.c | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'fs/btrfs/print-tree.c') diff --git a/fs/btrfs/print-tree.c b/fs/btrfs/print-tree.c index 030324febf6..da0b4dcf361 100644 --- a/fs/btrfs/print-tree.c +++ b/fs/btrfs/print-tree.c @@ -33,6 +33,7 @@ void btrfs_print_leaf(struct btrfs_root *root, struct extent_buffer *l) struct btrfs_file_extent_item *fi; struct btrfs_key key; struct btrfs_key found_key; + struct btrfs_extent_ref *ref; u32 type; printk("leaf %llu total ptrs %d free space %d\n", @@ -73,6 +74,15 @@ void btrfs_print_leaf(struct btrfs_root *root, struct extent_buffer *l) printk("\t\textent data refs %u\n", btrfs_extent_refs(l, ei)); break; + case BTRFS_EXTENT_REF_KEY: + ref = btrfs_item_ptr(l, i, struct btrfs_extent_ref); + printk("\t\textent back ref root %llu gen %llu " + "owner %llu offset %llu\n", + (unsigned long long)btrfs_ref_root(l, ref), + (unsigned long long)btrfs_ref_generation(l, ref), + (unsigned long long)btrfs_ref_objectid(l, ref), + (unsigned long long)btrfs_ref_offset(l, ref)); + break; case BTRFS_EXTENT_DATA_KEY: fi = btrfs_item_ptr(l, i, -- cgit v1.2.3