doc: update virtio ring size and header size
authorZhiyong Yang <zhiyong.yang@intel.com>
Thu, 11 May 2017 02:16:35 +0000 (10:16 +0800)
committerYuanhan Liu <yliu@fridaylinux.org>
Sat, 1 Jul 2017 23:38:27 +0000 (01:38 +0200)
commit71afcefbd53e9f5a5b47158226b9b6eef3c32eda
tree09ef61e6c55183028f2d2a7223656d6ff19c354f
parentb08b8cfeb2aea2a703d201ad8c4b258e8a0bde12
doc: update virtio ring size and header size

Add more explanations about vring size changes and different
virtio_header size.

Signed-off-by: Zhiyong Yang <zhiyong.yang@intel.com>
Acked-by: John McNamara <john.mcnamara@intel.com>
Acked-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
doc/guides/nics/virtio.rst