virtio-scsi support

modulename: virtio_scsi.ko

configname: CONFIG_SCSI_VIRTIO

Linux Kernel Configuration
└─>Device Drivers
└─>SCSI device support
└─>SCSI low-level drivers
└─>virtio-scsi support
In linux kernel since version 3.1 (release Date: 2011-10-24)  
This is the virtual HBA driver for virtio. If the kernel will
be used in a virtual machine, say Y or M.

source code:
drivers/scsi/virtio_scsi.c