Re: [dpdk-dev] [PATCH] vhost: avoid memory write on net header when necessary

2017-04-18 Thread Yuanhan Liu
On Fri, Apr 14, 2017 at 03:53:18PM +0800, Yuanhan Liu wrote: > Like what we did for virtio PMD driver [0][1], we could also apply such > trick to vhost, to avoid the memory write on net header when necessary. > > [0]: c9ea670c1dc7 ("net/virtio: fix performance regression due to TSO") > [1]: 16994a

[dpdk-dev] [PATCH] vhost: avoid memory write on net header when necessary

2017-04-14 Thread Yuanhan Liu
Like what we did for virtio PMD driver [0][1], we could also apply such trick to vhost, to avoid the memory write on net header when necessary. [0]: c9ea670c1dc7 ("net/virtio: fix performance regression due to TSO") [1]: 16994abee215 ("net/virtio: optimize header reset on any layout") With this,