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More disko and hardware changes

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This commit is contained in:
Jimbo 2024-11-05 02:58:39 -05:00
parent dca52b5676
commit 5f2fd98653
3 changed files with 10 additions and 18 deletions
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16
hosts/firefly/boot/default.nix
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@ -19,7 +19,7 @@ let
];
in {
boot = {
# HAS to be unstable to get the newest NVIDIA drivers
# Must be unstable for newest NVIDIA drivers
kernelPackages = pkgs.unstable.linuxPackages_latest;
blacklistedKernelModules = [ "pcspkr" ];
kernel.sysctl."vm.max_map_count" = 2147483642;
@ -29,7 +29,7 @@ in {
systemd = {
enable = true;
services.root-reset = {
description = "Reset BTRFS root and snapshot last boot";
description = "Reset root and snapshot last boot";
wantedBy = [ "initrd.target" ];
after = [ "dev-nixos-root.device" ];
before = [ "sysroot.mount" ];
@ -39,18 +39,18 @@ in {
mkdir -p /mnt
mount /dev/nixos/root /mnt
if [[ -e /mnt/@prev ]]; then
btrfs subvolume delete /mnt/@prev
if [[ -e /mnt/prev ]]; then
btrfs subvolume delete /mnt/prev
fi
btrfs subvolume snapshot /mnt/@ /mnt/@prev
btrfs subvolume snapshot /mnt/root /mnt/prev
btrfs subvolume list -o /mnt/@ | cut -f9 -d' ' | while read subvolume; do
btrfs subvolume list -o /mnt/root | cut -f9 -d' ' | while read subvolume; do
btrfs subvolume delete "/mnt/$subvolume"
done
btrfs subvolume delete /mnt/@
btrfs subvolume create /mnt/@
btrfs subvolume delete /mnt/root
btrfs subvolume create /mnt/root
umount /mnt
'';