Merge pull request ceph#59850 from aclamk/wip-aclamk-fix-67911-bdev-multi-label

os/bluestore: Fix BlueFS allocating bdev label reserved location.

Author: aclamk

src/os/bluestore/BlueStore.cc

@@ -7728,6 +7728,10 @@ int BlueStore::_open_db_and_around(bool read_only, bool to_repair)
   if (r < 0)
     goto out_fm;
 
+  if (bdev_label_multi) {
+    _main_bdev_label_try_reserve();
+  }
+
   // Re-open in the proper mode(s).
 
   // Can't simply bypass second open for read-only mode as we need to
@@ -7744,10 +7748,6 @@ int BlueStore::_open_db_and_around(bool read_only, bool to_repair)
     _post_init_alloc();
   }
 
-  if (bdev_label_multi) {
-    _main_bdev_label_try_reserve();
-  }
-
   // when function is called in repair mode (to_repair=true) we skip db->open()/create()
   // we can't change bluestore allocation so no need to invlidate allocation-file
   if (fm->is_null_manager() && !read_only && !to_repair) {