With the latest RedHat version release (6.4) RedHat team has integrated the required device drivers to Run the OS in HYPER-V. Below mention drivers has been added to the kernel of the RedHat during their shipments,
a network driver ( hv_netvsc)
a storage driver ( hv_storvsc)
an HID-compliant mouse driver ( hid_hyperv)
a VMbus driver ( hv_vmbus)
a util driver ( hv_util)
an IDE disk driver ( ata_piix)
a clock source (i386, AMD64/Intel 64: hyperv_clocksource)
(source)
