btrfs-progs: print-tree: factor out dev_extent dump

Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/print-tree.c b/print-tree.c
index 2ebee96..afca993 100644 (file)
--- a/print-tree.c
+++ b/print-tree.c
@@ -1002,6 +1002,28 @@ static void print_free_space_info(struct extent_buffer *eb, int slot)
                (unsigned)btrfs_free_space_flags(eb, free_info));
 }
 
+static void print_dev_extent(struct extent_buffer *eb, int slot)
+{
+       struct btrfs_dev_extent *dev_extent;
+       u8 uuid[BTRFS_UUID_SIZE];
+       char uuid_str[BTRFS_UUID_UNPARSED_SIZE];
+
+       dev_extent = btrfs_item_ptr(eb, slot, struct btrfs_dev_extent);
+       read_extent_buffer(eb, uuid,
+               (unsigned long)btrfs_dev_extent_chunk_tree_uuid(dev_extent),
+               BTRFS_UUID_SIZE);
+       uuid_unparse(uuid, uuid_str);
+       printf("\t\tdev extent chunk_tree %llu\n"
+               "\t\tchunk_objectid %llu chunk_offset %llu "
+               "length %llu\n"
+               "\t\tchunk_tree_uuid %s\n",
+               (unsigned long long)btrfs_dev_extent_chunk_tree(eb, dev_extent),
+               (unsigned long long)btrfs_dev_extent_chunk_objectid(eb, dev_extent),
+               (unsigned long long)btrfs_dev_extent_chunk_offset(eb, dev_extent),
+               (unsigned long long)btrfs_dev_extent_length(eb, dev_extent),
+               uuid_str);
+}
+
 /* Caller must ensure sizeof(*ret) >= 14 "WRITTEN|RELOC" */
 static void header_flags_to_str(u64 flags, char *ret)
 {
@@ -1050,8 +1072,6 @@ void btrfs_print_leaf(struct btrfs_root *root, struct extent_buffer *eb)
                u32 type;
                u64 offset;
                char flags_str[256];
-               char uuid_str[BTRFS_UUID_UNPARSED_SIZE];
-               u8 uuid[BTRFS_UUID_SIZE];
 
                item = btrfs_item_nr(i);
                item_size = btrfs_item_size(eb, item);
@@ -1160,30 +1180,9 @@ void btrfs_print_leaf(struct btrfs_root *root, struct extent_buffer *eb)
                case BTRFS_DEV_ITEM_KEY:
                        print_dev_item(eb, ptr);
                        break;
-               case BTRFS_DEV_EXTENT_KEY: {
-                       struct btrfs_dev_extent *dev_extent;
-
-                       dev_extent = btrfs_item_ptr(eb, i,
-                                                   struct btrfs_dev_extent);
-                       read_extent_buffer(eb, uuid,
-                               (unsigned long)btrfs_dev_extent_chunk_tree_uuid(dev_extent),
-                               BTRFS_UUID_SIZE);
-                       uuid_unparse(uuid, uuid_str);
-                       printf("\t\tdev extent chunk_tree %llu\n"
-                              "\t\tchunk_objectid %llu chunk_offset %llu "
-                              "length %llu\n"
-                              "\t\tchunk_tree_uuid %s\n",
-                              (unsigned long long)
-                              btrfs_dev_extent_chunk_tree(eb, dev_extent),
-                              (unsigned long long)
-                              btrfs_dev_extent_chunk_objectid(eb, dev_extent),
-                              (unsigned long long)
-                              btrfs_dev_extent_chunk_offset(eb, dev_extent),
-                              (unsigned long long)
-                              btrfs_dev_extent_length(eb, dev_extent),
-                              uuid_str);
+               case BTRFS_DEV_EXTENT_KEY:
+                       print_dev_extent(eb, i);
                        break;
-                       }
                case BTRFS_QGROUP_STATUS_KEY: {
                        struct btrfs_qgroup_status_item *qg_status;