From: Han Han <hhan@redhat.com>
Date: Fri, 25 Oct 2024 04:57:23 +0000 (+0800)
Subject: NEWS: qemu: Add support for hyperv enlightenments features
X-Git-Tag: v10.10.0-rc1~86
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ef57b7431f3edd8a57ada72c28abd9fa6678e932;p=thirdparty%2Flibvirt.git

NEWS: qemu: Add support for hyperv enlightenments features

Signed-off-by: Han Han <hhan@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
---

diff --git a/NEWS.rst b/NEWS.rst
index 88ac38834a..f988f344fb 100644
--- a/NEWS.rst
+++ b/NEWS.rst
@@ -198,6 +198,17 @@ v10.7.0 (2024-09-02)
     domain XML for descendants of the generic PC machine type (``i440fx``,
     ``q35``, ``xenfv`` and ``isapc``).
 
+  * qemu: Add support for hyperv enlightenment feature ``hv-emsr-bitmap``
+
+    It is introduced since ``QEMU 7.10``, allowing L0 (KVM) and L1 (Hyper-V)
+    hypervisors to collaborate to avoid unnecessary updates to L2 MSR-Bitmap
+    upon vmexits.
+
+  * qemu: Add support for hyperv enlightenment feature ``hv-xmm-input``
+
+    It is introduced since ``QEMU 7.10``, allowing to pass parameters for
+    certain hypercalls using XMM registers (“XMM Fast Hypercall Input”).
+
 * **Improvements**
 
   * ch: support restore with network devices