Merge pull request #2825 from aaronk6/main

Enable virtio-fs kernel module for shared directory support in QEMU VMs

Author: jepio

changelog/changes/2025-04-25-virtiofs.md

@@ -0,0 +1 @@
+- Enabled virtiofs and fuse-dax modules in the kernel for advaned Qemu usecases. Thank you @aaronk6! ([Flatcar#2825](https://github.com/flatcar/scripts/pull/2825))

sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/amd64_defconfig-6.6

@@ -79,8 +79,6 @@ CONFIG_KVM=m
 CONFIG_KVM_AMD=m
 CONFIG_KVM_INTEL=m
 CONFIG_MEMORY_FAILURE=y
-CONFIG_MEMORY_HOTPLUG=y
-CONFIG_MEMORY_HOTREMOVE=y
 CONFIG_MEM_SOFT_DIRTY=y
 CONFIG_MMC_SDHCI_ACPI=m
 # CONFIG_MOUSE_PS2_LIFEBOOK is not set

sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/commonconfig-6.6

@@ -206,8 +206,10 @@ CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y
 CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y
 CONFIG_FSCACHE=m
 CONFIG_FSCACHE_STATS=y
+CONFIG_FS_DAX=y
 CONFIG_FS_ENCRYPTION=y
 CONFIG_FUSE_FS=m
+CONFIG_FUSE_DAX=y
 CONFIG_FUSION=y
 CONFIG_FUSION_CTL=m
 CONFIG_FUSION_LOGGING=y
@@ -458,6 +460,8 @@ CONFIG_MEGARAID_MM=m
 CONFIG_MEGARAID_NEWGEN=y
 CONFIG_MEGARAID_SAS=m
 CONFIG_MEMCG=y
+CONFIG_MEMORY_HOTPLUG=y
+CONFIG_MEMORY_HOTREMOVE=y
 CONFIG_MEMTEST=y
 CONFIG_MICROSOFT_MANA=m
 CONFIG_MINIX_SUBPARTITION=y
@@ -999,6 +1003,7 @@ CONFIG_VIRTIO_MMIO=y
 CONFIG_VIRTIO_MMIO_CMDLINE_DEVICES=y
 CONFIG_VIRTIO_NET=m
 CONFIG_VIRTIO_PCI=y
+CONFIG_VIRTIO_FS=m
 CONFIG_VIRTIO_VSOCKETS=m
 CONFIG_VIRT_DRIVERS=y
 CONFIG_VLAN_8021Q=m
@@ -1035,5 +1040,6 @@ CONFIG_XFS_QUOTA=y
 # CONFIG_XZ_DEC_POWERPC is not set
 # CONFIG_XZ_DEC_SPARC is not set
 CONFIG_ZISOFS=y
+CONFIG_ZONE_DEVICE=y
 CONFIG_ZRAM=m
 CONFIG_ZSMALLOC=m