From 497cab753b801c7a66e2a480482e5144665ecbf4 Mon Sep 17 00:00:00 2001
From: Michal Privoznik <mprivozn@redhat.com>
Date: Thu, 4 Jan 2024 10:57:12 +0100
Subject: [PATCH] qemu_capabilities: Add
 QEMU_CAPS_DEVICE_VIRTIO_MEM_PCI_DYNAMIC_MEMSLOTS capability

Starting from v8.2.0-rc0~74^2~2 QEMU has .dynamic-memslots
attribute for virtio-mem-pci device. Introduce a capability which
reflects that.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
---
 src/qemu/qemu_capabilities.c                      | 2 ++
 src/qemu/qemu_capabilities.h                      | 1 +
 tests/qemucapabilitiesdata/caps_8.2.0_aarch64.xml | 1 +
 tests/qemucapabilitiesdata/caps_8.2.0_x86_64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_9.0.0_x86_64.xml  | 1 +
 5 files changed, 6 insertions(+)

diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index 98faf3f1d3..e24b679060 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -700,6 +700,7 @@ VIR_ENUM_IMPL(virQEMUCaps,
               "virtio-blk-vhost-vdpa", /* QEMU_CAPS_DEVICE_VIRTIO_BLK_VHOST_VDPA */
               "virtio-blk.iothread-mapping", /* QEMU_CAPS_VIRTIO_BLK_IOTHREAD_MAPPING */
               "smp-clusters", /* QEMU_CAPS_SMP_CLUSTERS */
+              "virtio-mem-pci.dynamic-memslots", /* QEMU_CAPS_DEVICE_VIRTIO_MEM_PCI_DYNAMIC_MEMSLOTS */
     );
 
 
@@ -1518,6 +1519,7 @@ static struct virQEMUCapsDevicePropsFlags virQEMUCapsDevicePropsVhostUserFS[] =
 
 static struct virQEMUCapsDevicePropsFlags virQEMUCapsDevicePropsVirtioMemPCI[] = {
     { "prealloc", QEMU_CAPS_DEVICE_VIRTIO_MEM_PCI_PREALLOC, NULL },
+    { "dynamic-memslots", QEMU_CAPS_DEVICE_VIRTIO_MEM_PCI_DYNAMIC_MEMSLOTS, NULL },
 };
 
 static struct virQEMUCapsDevicePropsFlags virQEMUCapsDevicePropsVirtioIOMMU[] = {
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index 4693e2f4de..1b5130a1d3 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -679,6 +679,7 @@ typedef enum { /* virQEMUCapsFlags grouping marker for syntax-check */
     QEMU_CAPS_DEVICE_VIRTIO_BLK_VHOST_VDPA, /* virtio-blk-vhost-vdpa block driver */
     QEMU_CAPS_VIRTIO_BLK_IOTHREAD_MAPPING, /* virtio-blk supports per-virtqueue iothread mapping */
     QEMU_CAPS_SMP_CLUSTERS, /* -smp clusters= */
+    QEMU_CAPS_DEVICE_VIRTIO_MEM_PCI_DYNAMIC_MEMSLOTS, /* -device virtio-mem-pci.dynamic-memslots= */
 
     QEMU_CAPS_LAST /* this must always be the last item */
 } virQEMUCapsFlags;
diff --git a/tests/qemucapabilitiesdata/caps_8.2.0_aarch64.xml b/tests/qemucapabilitiesdata/caps_8.2.0_aarch64.xml
index 97a9b5a0fa..bf5c80c848 100644
--- a/tests/qemucapabilitiesdata/caps_8.2.0_aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_8.2.0_aarch64.xml
@@ -162,6 +162,7 @@
   <flag name='qcow2-discard-no-unref'/>
   <flag name='run-with.async-teardown'/>
   <flag name='smp-clusters'/>
+  <flag name='virtio-mem-pci.dynamic-memslots'/>
   <version>8002000</version>
   <microcodeVersion>61700246</microcodeVersion>
   <package>v8.2.0</package>
diff --git a/tests/qemucapabilitiesdata/caps_8.2.0_x86_64.xml b/tests/qemucapabilitiesdata/caps_8.2.0_x86_64.xml
index 0f59fe037a..c7969d9de5 100644
--- a/tests/qemucapabilitiesdata/caps_8.2.0_x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_8.2.0_x86_64.xml
@@ -199,6 +199,7 @@
   <flag name='run-with.async-teardown'/>
   <flag name='virtio-blk-vhost-vdpa'/>
   <flag name='smp-clusters'/>
+  <flag name='virtio-mem-pci.dynamic-memslots'/>
   <version>8002000</version>
   <microcodeVersion>43100246</microcodeVersion>
   <package>v8.2.0</package>
diff --git a/tests/qemucapabilitiesdata/caps_9.0.0_x86_64.xml b/tests/qemucapabilitiesdata/caps_9.0.0_x86_64.xml
index 07aca75480..d8e6b309e3 100644
--- a/tests/qemucapabilitiesdata/caps_9.0.0_x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_9.0.0_x86_64.xml
@@ -200,6 +200,7 @@
   <flag name='virtio-blk-vhost-vdpa'/>
   <flag name='virtio-blk.iothread-mapping'/>
   <flag name='smp-clusters'/>
+  <flag name='virtio-mem-pci.dynamic-memslots'/>
   <version>8002050</version>
   <microcodeVersion>43100245</microcodeVersion>
   <package>v8.2.0-196-g7425b6277f</package>