use transparent hugepage

playbook.yml

@@ -1,16 +1,20 @@
 - hosts: all, localhost
   become: yes
   vars:
+    audio:
+      source: EasyEffects Source
+      sink: EasyEffects Sink
     vfio_pci_ids:
-      # - '8086:15b8' # Intel Corporation Ethernet Connection (2) I219-V
+      - '8086:15b8' # Intel Corporation Ethernet Connection (2) I219-V
       - '1002:731f' # Advanced Micro Devices, Inc. [AMD/ATI] Navi 10 [Radeon RX 5700 / 5700 XT]
       - '1002:ab38' # Advanced Micro Devices, Inc. [AMD/ATI] Navi 10 HDMI Audio
+      # - 'c0a9:2263' # Micron/Crucial Technology P1 NVMe PCIe SSD
     pci_device_ids:
       # Intel Corporation Ethernet Connection (2) I219-V
-      # - domain: '0000'
+      - domain: '0000'
-      #   bus: '00'
+        bus: '00'
-      #   slot: '1f'
+        slot: '1f'
-      #   function: '6'
+        function: '6'
       # Advanced Micro Devices, Inc. [AMD/ATI] Navi 10 [Radeon RX 5700 / 5700 XT]
       - domain: '0000'
         bus: '03'
@@ -21,6 +25,12 @@
         bus: '03'
         slot: '00'
         function: '1'
+      # Micron/Crucial Technology P1 NVMe PCIe SSD
+      # - alias: ua-nvme1
+      #   domain: '0000'
+      #   bus: '0b'
+      #   slot: '00'
+      #   function: '0'
     usb_device_ids:
       - '054c:05c4' # Sony Corp. DualShock 4 [CUH-ZCT1x]
       - '046d:c539' # Logitech, Inc. USB Receiver

roles/win10/tasks/main.yml

@@ -2,6 +2,7 @@
   pacman:
     name:
       - qemu
+      # - qemu-audio-jack
       - libvirt
       - bridge-utils
       - ovmf

roles/win10/templates/hooks/qemu

@@ -14,21 +14,20 @@ prepare() {
         irq-affinity mask C1-3,5-7 \
         cpuset-modify --cpus C0,4 /system.slice \
         cpuset-modify --cpus C0,4 /user.slice \
-        move-tasks / /host.slice \
         cpu-governor performance C0-7
 
-    for _ in $(seq 5); do
+    # for _ in $(seq 5); do
-        sleep 3
+    #     sleep 3
-        # assign hugepages
+    #     # assign hugepages
-        sysctl -w vm.nr_hugepages=8192 && break
+    #     sysctl -w vm.nr_overcommit_hugepages=8192 && break
-    done
+    # done
-    sleep 10
+    # sleep 10
 }
 
 release() {
     systemctl stop win10-usb
     vfio-isolate restore /tmp/win10.undo
-    sysctl -w vm.nr_hugepages=0
+    # sysctl -w vm.nr_overcommit_hugepages=0
 }
 
 if [ "$1" == "win10" ]; then

roles/win10/templates/win10.xml

@@ -9,7 +9,7 @@
   <memory unit='KiB'>16777216</memory>
   <currentMemory unit='KiB'>16777216</currentMemory>
   <memoryBacking>
-    <hugepages/>
+    <!-- <hugepages/> -->
     <locked/>
   </memoryBacking>
   <vcpu placement='static'>6</vcpu>
@@ -76,7 +76,7 @@
     <timer name='hpet' present='no'/>
   </clock>
   <on_poweroff>destroy</on_poweroff>
-  <!-- Because of the AMD reset bug, we cannot actually restart normally -->
+  <!-- Because of the AMD reset bug, we cannot actually reboot normally -->
   <on_reboot>destroy</on_reboot>
   <on_crash>destroy</on_crash>
   <pm>
@@ -88,21 +88,22 @@
     <disk type='file' device='disk'>
       <driver name='qemu' type='raw'/>
       <source file='/data/marchambault/VirtualMachines/img/win10.img'/>
-      <target dev='sda' bus='scsi'/>
+      <target dev='sda' bus='scsi' rotation_rate="1"/>
-      <boot order='1'/>
+      <boot order='2'/>
       <address type='drive' controller='0' bus='0' target='0' unit='0'/>
     </disk>
     <disk type='block' device='disk'>
-      <driver name='qemu' type='raw' cache='none' io='native' discard='unmap' detect_zeroes='unmap'/>
+      <driver name='qemu' type='raw' cache='none' io='native' discard='unmap'/>
       <source dev='/dev/disk/by-id/nvme-CT1000P1SSD8_1910E1F03D8E'/>
-      <target dev='sdc' bus='scsi'/>
+      <target dev='sdc' bus='scsi' rotation_rate="1"/>
       <address type='drive' controller='0' bus='0' target='0' unit='2'/>
     </disk>
     <disk type='file' device='cdrom'>
       <driver name='qemu' type='raw'/>
-      <source file='/data/marchambault/VirtualMachines/iso/virtio-win-0.1.171.iso'/>
+      <!-- <source file=''/> -->
       <target dev='sdb' bus='sata'/>
       <readonly/>
+      <boot order='1'/>
       <address type='drive' controller='0' bus='0' target='0' unit='1'/>
     </disk>
     <controller type='scsi' index='0' model='virtio-scsi'>
@@ -168,21 +169,21 @@
     </controller>
 
     <!-- networking -->
-    <!-- <interface type='bridge'>
+    <interface type='bridge'>
       <mac address='52:54:00:f5:2c:df'/>
       <source bridge='virbr0'/>
       <model type='virtio'/>
       <link state='up'/>
       <address type='pci' domain='0x0000' bus='0x08' slot='0x00' function='0x0'/>
-    </interface> -->
+    </interface>
-    <interface type='bridge'>
+    <!-- <interface type='bridge'>
       <mac address='52:54:00:f5:2c:df'/>
       <source bridge='br0'/>
       <target dev="vnet0"/>
       <model type='virtio'/>
       <link state='up'/>
       <address type='pci' domain='0x0000' bus='0x08' slot='0x00' function='0x0'/>
-    </interface>
+    </interface> -->
 
     <!-- HID -->
     <input type='mouse' bus='ps2'/>
@@ -205,20 +206,35 @@
     <!-- audio -->
     <sound model='ich9'>
       <address type='pci' domain='0x0000' bus='0x02' slot='0x02' function='0x0'/>
+      <codec type='micro'/>
       <audio id='1'/>
     </sound>
     <audio id='1' type='pulseaudio' serverName='/run/user/1000/pulse/native'>
-      <output mixingEngine='no' voices='1' bufferLength='100'>
+      <input mixingEngine='yes' fixedSettings='yes' voices='1' bufferLength='100'/>
-        <!-- <settings frequency='48000' channels='2' format='f32'/> -->
+      <output mixingEngine='yes' fixedSettings='yes' voices='1' bufferLength='100'>
+        <settings frequency='48000' channels='2' format='f32'/>
       </output>
     </audio>
 
+    <!-- <audio id='1' type='pulseaudio' serverName='/run/user/1000/pulse/native'>
+      <input mixingEngine='no'/>
+      <output mixingEngine='no'/>
+    </audio> -->
+    
+    <!-- <audio id='1' type='jack'>
+      <input clientName="win10" connectPorts="{{ audio.source }}"/>
+      <output clientName="win10" connectPorts="{{ audio.sink }}"/>
+    </audio> -->
+  
     <!-- pci passthrough -->
     {% for pci_device_id in pci_device_ids %}
     <hostdev mode='subsystem' type='pci' managed='yes'>
       <source>
         <address domain='0x{{ pci_device_id.domain }}' bus='0x{{ pci_device_id.bus }}' slot='0x{{ pci_device_id.slot }}' function='0x{{ pci_device_id.function }}'/>
       </source>
+      {% if 'alias' in pci_device_id %}
+        <alias name='{{ pci_device_id.alias }}'/>
+      {% endif %}
     </hostdev>
     {% endfor %}
 
@@ -245,6 +261,20 @@
     </shmem>
 
   </devices>
+
+  <qemu:override>
+    <!-- workaround for NVMe passthrough with SMI SM2262 controller -->
+    <!-- this breaks with >15 vCPUs! -->
+    <!-- https://bugzilla.kernel.org/show_bug.cgi?id=202055#c42 -->
+    <!-- <qemu:device alias='ua-nvme1'>
+      <qemu:frontend>
+        <qemu:property name='x-msix-relocation' type='string' value='bar2'/>
+      </qemu:frontend>
+    </qemu:device> -->
+  </qemu:override>
+
   <qemu:commandline>
+    <!-- <qemu:env name="PIPEWIRE_RUNTIME_DIR" value="/run/user/1000"/>
+    <qemu:env name="PIPEWIRE_LATENCY" value="512/48000"/> -->
   </qemu:commandline>
 </domain>