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Diffstat (limited to 'drivers/vhost/Kconfig')
| -rw-r--r-- | drivers/vhost/Kconfig | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/drivers/vhost/Kconfig b/drivers/vhost/Kconfig new file mode 100644 index 000000000..587fbae06 --- /dev/null +++ b/drivers/vhost/Kconfig @@ -0,0 +1,92 @@ +# SPDX-License-Identifier: GPL-2.0-only +config VHOST_IOTLB + tristate + help + Generic IOTLB implementation for vhost and vringh. + This option is selected by any driver which needs to support + an IOMMU in software. + +config VHOST_RING + tristate + select VHOST_IOTLB + help + This option is selected by any driver which needs to access + the host side of a virtio ring. + +config VHOST + tristate + select VHOST_IOTLB + help + This option is selected by any driver which needs to access + the core of vhost. + +menuconfig VHOST_MENU + bool "VHOST drivers" + default y + +if VHOST_MENU + +config VHOST_NET + tristate "Host kernel accelerator for virtio net" + depends on NET && EVENTFD && (TUN || !TUN) && (TAP || !TAP) + select VHOST + help + This kernel module can be loaded in host kernel to accelerate + guest networking with virtio_net. Not to be confused with virtio_net + module itself which needs to be loaded in guest kernel. + + To compile this driver as a module, choose M here: the module will + be called vhost_net. + +config VHOST_SCSI + tristate "VHOST_SCSI TCM fabric driver" + depends on TARGET_CORE && EVENTFD + select VHOST + default n + help + Say M here to enable the vhost_scsi TCM fabric module + for use with virtio-scsi guests + +config VHOST_VSOCK + tristate "vhost virtio-vsock driver" + depends on VSOCKETS && EVENTFD + select VHOST + select VIRTIO_VSOCKETS_COMMON + default n + help + This kernel module can be loaded in the host kernel to provide AF_VSOCK + sockets for communicating with guests. The guests must have the + virtio_transport.ko driver loaded to use the virtio-vsock device. + + To compile this driver as a module, choose M here: the module will be called + vhost_vsock. + +config VHOST_VDPA + tristate "Vhost driver for vDPA-based backend" + depends on EVENTFD + select VHOST + select IRQ_BYPASS_MANAGER + depends on VDPA + help + This kernel module can be loaded in host kernel to accelerate + guest virtio devices with the vDPA-based backends. + + To compile this driver as a module, choose M here: the module + will be called vhost_vdpa. + +config VHOST_CROSS_ENDIAN_LEGACY + bool "Cross-endian support for vhost" + default n + help + This option allows vhost to support guests with a different byte + ordering from host while using legacy virtio. + + Userspace programs can control the feature using the + VHOST_SET_VRING_ENDIAN and VHOST_GET_VRING_ENDIAN ioctls. + + This is only useful on a few platforms (ppc64 and arm64). Since it + adds some overhead, it is disabled by default. + + If unsure, say "N". + +endif |