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authorChristoph Hellwig <hch@lst.de>2022-11-15 12:44:04 +0300
committerDavid Sterba <dsterba@suse.com>2022-12-05 20:00:57 +0300
commit27137fac4c0628fc8320bb7f1ce3bb9f84b76a9b (patch)
treea644b1a8b6962027a9d087ed7638ed4114342269 /fs/btrfs/tree-checker.h
parent7a3150723061ba1ac2ba10b1392b1cd75234172a (diff)
downloadlinux-27137fac4c0628fc8320bb7f1ce3bb9f84b76a9b.tar.xz
btrfs: move struct btrfs_tree_parent_check out of disk-io.h
Move struct btrfs_tree_parent_check out of disk-io.h so that volumes.h an various .c files don't have to include disk-io.h just for it. Reviewed-by: Josef Bacik <josef@toxicpanda.com> Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Reviewed-by: Qu Wenruo <wqu@suse.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: David Sterba <dsterba@suse.com> [ use tree-checker.h for the structure ] Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/tree-checker.h')
-rw-r--r--fs/btrfs/tree-checker.h35
1 files changed, 33 insertions, 2 deletions
diff --git a/fs/btrfs/tree-checker.h b/fs/btrfs/tree-checker.h
index ece497e26558..bfb5efa4e01f 100644
--- a/fs/btrfs/tree-checker.h
+++ b/fs/btrfs/tree-checker.h
@@ -6,8 +6,39 @@
#ifndef BTRFS_TREE_CHECKER_H
#define BTRFS_TREE_CHECKER_H
-#include "ctree.h"
-#include "extent_io.h"
+#include <uapi/linux/btrfs_tree.h>
+
+struct extent_buffer;
+struct btrfs_chunk;
+
+/* All the extra info needed to verify the parentness of a tree block. */
+struct btrfs_tree_parent_check {
+ /*
+ * The owner check against the tree block.
+ *
+ * Can be 0 to skip the owner check.
+ */
+ u64 owner_root;
+
+ /*
+ * Expected transid, can be 0 to skip the check, but such skip
+ * should only be utlized for backref walk related code.
+ */
+ u64 transid;
+
+ /*
+ * The expected first key.
+ *
+ * This check can be skipped if @has_first_key is false, such skip
+ * can happen for case where we don't have the parent node key,
+ * e.g. reading the tree root, doing backref walk.
+ */
+ struct btrfs_key first_key;
+ bool has_first_key;
+
+ /* The expected level. Should always be set. */
+ u8 level;
+};
/*
* Comprehensive leaf checker.