materus/nixos-config
1
0
Fork 0
mirror of https://github.com/materusPL/nixos-config synced 2026-07-02 12:46:42 +00:00
Code Issues Packages Projects Releases Wiki Activity

Updates

Browse Source
This commit is contained in:
Mateusz Słodkowicz
2025-08-19 11:59:56 +02:00
parent d99f184f31
commit a556bc0e8a
10 changed files with 92 additions and 105 deletions
Download Patch File Download Diff File Expand all files Collapse all files
configurations/host/materusPC/vm/win-vfio/default.nix
+1 -39
View File
@@ -14,18 +14,6 @@ let
renice -n "-15" -p "$pid";
done
renice -n "-10" -p "$QEMU_PID";
echo "${materusArg.materusPC.hostCoresMask}" > /proc/irq/default_smp_affinity
for irq in /proc/irq/[0-9]*/smp_affinity; do
if [ $(cat $irq) = "${materusArg.materusPC.allCoresMask}" ]; then
echo "${materusArg.materusPC.hostCoresMask}" > $irq 2> /dev/null
fi;
done;
for irq in $(cat /proc/interrupts | grep vfio | cut -d ":" -f 1); do
echo "${materusArg.materusPC.vmCoresMask}" > /proc/irq/$irq/smp_affinity;
done
'';
startHook = /*''
@@ -50,29 +38,9 @@ let
chmod 0 /dev/dri/by-path/pci-$VIRSH_GPU_VIDEO-card
fuser -k /dev/dri/by-path/pci-$VIRSH_GPU_VIDEO-render
fuser -k /dev/dri/by-path/pci-$VIRSH_GPU_VIDEO-card
#pkill Xwayland
# Seems to fix reset bug for 7900 XTX
echo "0" > "/sys/bus/pci/devices/''${VIRSH_GPU_VIDEO}/d3cold_allowed"
#####################################################################
# Weird bug on kernel 6.7+, after changing bar sizes and binding to vfio driver, performance after returning to host will be lower than expected
# binding to amdgpu after changing bar sizes and binding after it to vfio will work as expected.
# I could skip changing bar sizes since I'm able to use full bar, but keeping it just in case
#echo ''$VIRSH_GPU_VIDEO > "/sys/bus/pci/devices/''${VIRSH_GPU_VIDEO}/driver/unbind"
#sleep 1s
#echo "${bar0_host}" > "/sys/bus/pci/devices/''${VIRSH_GPU_VIDEO}/resource0_resize"
#echo "${bar2_host}" > "/sys/bus/pci/devices/''${VIRSH_GPU_VIDEO}/resource2_resize"
#echo ''$VIRSH_GPU_VIDEO > /sys/bus/pci/drivers/amdgpu/bind
#sleep 1s
#echo remove > /sys/bus/pci/devices/$VIRSH_GPU_VIDEO/drm/card*/uevent
#chmod 0 /dev/dri/by-path/pci-$VIRSH_GPU_VIDEO-card
#chmod 0 /dev/dri/by-path/pci-$VIRSH_GPU_VIDEO-render
#fuser -k /dev/dri/by-path/pci-$VIRSH_GPU_VIDEO-render
#fuser -k /dev/dri/by-path/pci-$VIRSH_GPU_VIDEO-card
#####################################################################
echo ''$VIRSH_GPU_VIDEO > "/sys/bus/pci/devices/''${VIRSH_GPU_VIDEO}/driver/unbind"
echo ''$VIRSH_GPU_AUDIO > "/sys/bus/pci/devices/''${VIRSH_GPU_AUDIO}/driver/unbind"
@@ -116,12 +84,6 @@ let
sysctl vm.stat_interval=1
sysctl -w kernel.watchdog=1
echo "${materusArg.materusPC.allCoresMask}" > /proc/irq/default_smp_affinity
for irq in /proc/irq/[0-9]*/smp_affinity; do
if [ $(cat $irq) = "${materusArg.materusPC.hostCoresMask}" ] || [ $(cat $irq) = "${materusArg.materusPC.vmCoresMask}" ]; then
echo "${materusArg.materusPC.allCoresMask}" > $irq 2> /dev/null
fi;
done;
sleep 1s
@@ -178,7 +140,7 @@ in
fi
#if [ ''$2 = "started" ] && [ ''$3 = "begin" ]; then
${startedHook}
#fi
if [ ''$2 = "release" ] && [ ''$3 = "end" ]; then