news: Detect host CPU model by asking QEMU on x86_64

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>

diff --git a/docs/news.xml b/docs/news.xml
index 675faa7ab61503c22448f345809a9af88e2d90f7..e4b5a9d312dd1b7a3c86ec07770aea530157f180 100644 (file)
--- a/docs/news.xml
+++ b/docs/news.xml
@@ -141,6 +141,17 @@
           driver with all backends which may pull in too many dependencies.
         </description>
       </change>
+      <change>
+        <summary>
+          qemu: Detect host CPU model by asking QEMU on x86_64
+        </summary>
+        <description>
+          Previously, libvirt detected the host CPU model using CPUID
+          instruction, which cased libvirt to detect a lot of CPU features
+          that are not supported by QEMU/KVM. Asking QEMU makes sure we
+          don't start it with unsupported features.
+        </description>
+      </change>
     </section>
     <section title="Bug fixes">
       <change>