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linux: enable UDMABUF

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> A driver to let userspace turn memfd regions into dma-bufs.
> Qemu can use this to create host dmabufs for guest framebuffers.

Enabled by Fedora and Arch.
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Alyssa Ross 2024-01-06 12:24:15 +01:00
parent 5f23a2f396
commit 5bad652ff3
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pkgs/os-specific/linux/kernel/common-config.nix
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@ -672,6 +672,8 @@ let
VFIO_PCI_VGA = mkIf stdenv.is64bit yes;
UDMABUF = whenAtLeast "4.20" yes;
# VirtualBox guest drivers in the kernel conflict with the ones in the
# official additions package and prevent the vboxsf module from loading,
# so disable them for now.