From ee4abd6312c31ac0cfa4321886ace35f86a79d3b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= <berrange@redhat.com>
Date: Wed, 7 Apr 2021 13:45:18 +0100
Subject: [PATCH] conf: add ABI stability check for disk rotation rate
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Reviewed-by: Ján Tomko <jtomko@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
---
 src/conf/domain_conf.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 1e72171586..f93af0a85c 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -22294,6 +22294,13 @@ virDomainDiskDefCheckABIStability(virDomainDiskDefPtr src,
         return false;
     }
 
+    if (src->rotation_rate != dst->rotation_rate) {
+        virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+                       _("Target disk rotation rate %u RPM does not match source %u RPM"),
+                       dst->rotation_rate, src->rotation_rate);
+        return false;
+    }
+
     if (!virDomainVirtioOptionsCheckABIStability(src->virtio, dst->virtio))
         return false;