From 3c8faad5cffdc78c12d318bf4ecd422b9d8f1ab2 Mon Sep 17 00:00:00 2001 From: Nikolay Borisov Date: Fri, 8 Jun 2018 15:47:56 +0300 Subject: [PATCH] btrfs-progs: add alloc_reserved_tree_block2 function This is a simple adapter function to convert the delayed-refs structures to the current arguments of alloc_reserved_tree_block. Signed-off-by: Nikolay Borisov Signed-off-by: David Sterba --- extent-tree.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/extent-tree.c b/extent-tree.c index 94b61cc2..3abb8a87 100644 --- a/extent-tree.c +++ b/extent-tree.c @@ -2687,6 +2687,30 @@ int btrfs_reserve_extent(struct btrfs_trans_handle *trans, return ret; } +static int alloc_reserved_tree_block2(struct btrfs_trans_handle *trans, + struct btrfs_delayed_ref_node *node, + struct btrfs_delayed_extent_op *extent_op) +{ + + struct btrfs_delayed_tree_ref *ref = btrfs_delayed_node_to_tree_ref(node); + struct btrfs_key ins; + bool skinny_metadata = btrfs_fs_incompat(trans->fs_info, SKINNY_METADATA); + + ins.objectid = node->bytenr; + if (skinny_metadata) { + ins.offset = ref->level; + ins.type = BTRFS_METADATA_ITEM_KEY; + } else { + ins.offset = node->num_bytes; + ins.type = BTRFS_EXTENT_ITEM_KEY; + } + + return alloc_reserved_tree_block(trans, ref->root, trans->transid, + extent_op->flags_to_set, + &extent_op->key, ref->level, &ins); + +} + static int alloc_reserved_tree_block(struct btrfs_trans_handle *trans, u64 root_objectid, u64 generation, u64 flags, struct btrfs_disk_key *key,