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

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

diff --git a/print-tree.c b/print-tree.c
index b393eff..ce1efa6 100644 (file)
--- a/print-tree.c
+++ b/print-tree.c
@@ -983,6 +983,15 @@ static void print_extent_data_ref(struct extent_buffer *eb, int slot)
                btrfs_extent_data_ref_count(eb, dref));
 }
 
+static void print_shared_data_ref(struct extent_buffer *eb, int slot)
+{
+       struct btrfs_shared_data_ref *sref;
+
+       sref = btrfs_item_ptr(eb, slot, struct btrfs_shared_data_ref);
+       printf("\t\tshared data backref count %u\n",
+               btrfs_shared_data_ref_count(eb, sref));
+}
+
 /* Caller must ensure sizeof(*ret) >= 14 "WRITTEN|RELOC" */
 static void header_flags_to_str(u64 flags, char *ret)
 {
@@ -1104,13 +1113,9 @@ void btrfs_print_leaf(struct btrfs_root *root, struct extent_buffer *eb)
                case BTRFS_EXTENT_DATA_REF_KEY:
                        print_extent_data_ref(eb, i);
                        break;
-               case BTRFS_SHARED_DATA_REF_KEY: {
-                       struct btrfs_shared_data_ref *sref;
-                       sref = btrfs_item_ptr(eb, i, struct btrfs_shared_data_ref);
-                       printf("\t\tshared data backref count %u\n",
-                              btrfs_shared_data_ref_count(eb, sref));
+               case BTRFS_SHARED_DATA_REF_KEY:
+                       print_shared_data_ref(eb, i);
                        break;
-                       }
                case BTRFS_EXTENT_REF_V0_KEY:
 #ifdef BTRFS_COMPAT_EXTENT_TREE_V0
                        print_extent_ref_v0(eb, i);