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>

diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index 55c072b..21c92c7 100644 (file)
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -19,6 +19,7 @@
 #include "accessors.h"
 #include "extent-tree.h"
 #include "relocation.h"
+#include "tree-checker.h"
 
 /* Just arbitrary numbers so we can be sure one of these happened. */
 #define BACKREF_FOUND_SHARED     6

diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h
index 03fe415..363935c 100644 (file)
--- a/fs/btrfs/disk-io.h
+++ b/fs/btrfs/disk-io.h
@@ -25,37 +25,9 @@ static inline u64 btrfs_sb_offset(int mirror)
        return BTRFS_SUPER_INFO_OFFSET;
 }
 
-/* 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;
-};
-
 struct btrfs_device;
 struct btrfs_fs_devices;
+struct btrfs_tree_parent_check;
 
 void btrfs_check_leaked_roots(struct btrfs_fs_info *fs_info);
 void btrfs_init_fs_info(struct btrfs_fs_info *fs_info);

diff --git a/fs/btrfs/print-tree.c b/fs/btrfs/print-tree.c
index 1469aa5..b93c962 100644 (file)
--- a/fs/btrfs/print-tree.c
+++ b/fs/btrfs/print-tree.c
@@ -8,6 +8,7 @@
 #include "disk-io.h"
 #include "print-tree.h"
 #include "accessors.h"
+#include "tree-checker.h"
 
 struct root_name_map {
        u64 id;

diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index e0522c6..5c636e0 100644 (file)
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -28,6 +28,7 @@
 #include "accessors.h"
 #include "extent-tree.h"
 #include "root-tree.h"
+#include "tree-checker.h"
 
 /*
  * Helpers to access qgroup reservation

diff --git a/fs/btrfs/tree-checker.h b/fs/btrfs/tree-checker.h
index ece497e..bfb5efa 100644 (file)
--- 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.

diff --git a/fs/btrfs/tree-mod-log.c b/fs/btrfs/tree-mod-log.c
index 779ad44..146a6b1 100644 (file)
--- a/fs/btrfs/tree-mod-log.c
+++ b/fs/btrfs/tree-mod-log.c
@@ -5,6 +5,7 @@
 #include "disk-io.h"
 #include "fs.h"
 #include "accessors.h"
+#include "tree-checker.h"
 
 struct tree_mod_root {
        u64 logical;

diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h
index 2c90e50..ab55147 100644 (file)
--- a/fs/btrfs/volumes.h
+++ b/fs/btrfs/volumes.h
@@ -11,7 +11,7 @@
 #include <linux/btrfs.h>
 #include "async-thread.h"
 #include "messages.h"
-#include "disk-io.h"
+#include "tree-checker.h"
 #include "rcu-string.h"
 
 #define BTRFS_MAX_DATA_CHUNK_SIZE      (10ULL * SZ_1G)