https://github.com/ceph/ceph/commit/856e550b37a0899e2fdda6b1f027093b6e205889

From 856e550b37a0899e2fdda6b1f027093b6e205889 Mon Sep 17 00:00:00 2001
From: Dmitrii Sharshakov <d3dx12.xx@gmail.com>
Date: Thu, 1 Jan 2026 13:33:41 +0100
Subject: [PATCH] src/mgr: make enum statically castable

Fix the following compiler error:

in-class initializer for static data member is not a constant expression

Co-authored-by: Ilya Dryomov <idryomov@gmail.com>
Signed-off-by: Dmitrii Sharshakov <d3dx12.xx@gmail.com>

diff --git a/src/mgr/MetricTypes.h b/src/mgr/MetricTypes.h
index 0f8ae16990f..37cafa2b92a 100644
--- a/src/mgr/MetricTypes.h
+++ b/src/mgr/MetricTypes.h
@@ -193,7 +193,7 @@ WRITE_CLASS_ENCODER(MetricReportMessage);
 
 // variant for sending configure message to mgr clients
 
-enum MetricConfigType {
+enum MetricConfigType : uint32_t {
   METRIC_CONFIG_TYPE_OSD = 0,
   METRIC_CONFIG_TYPE_MDS = 1,
 };
-- 
2.49.1