Re: [dpdk-dev] [PATCH v2 0/4] vhost: add missing barriers, move prefetching

2018-12-20 Thread Maxime Coquelin
On 12/19/18 9:21 AM, Maxime Coquelin wrote: This series adds missing read barriers after reading avail index for split ring and desc flags for packed ring. Also, it turns out that some descriptors prefetching are either badly placed, or useless, last part of the series fixes that. With the s

Re: [dpdk-dev] [PATCH v2 0/4] vhost: add missing barriers, move prefetching

2018-12-19 Thread Tiwei Bie
On Wed, Dec 19, 2018 at 09:21:09AM +0100, Maxime Coquelin wrote: > This series adds missing read barriers after reading avail index > for split ring and desc flags for packed ring. > > Also, it turns out that some descriptors prefetching are either > badly placed, or useless, last part of the seri

Re: [dpdk-dev] [PATCH v2 0/4] vhost: add missing barriers, move prefetching

2018-12-19 Thread Ilya Maximets
On 19.12.2018 18:50, Michael S. Tsirkin wrote: > On Wed, Dec 19, 2018 at 09:21:09AM +0100, Maxime Coquelin wrote: >> This series adds missing read barriers after reading avail index >> for split ring and desc flags for packed ring. >> >> Also, it turns out that some descriptors prefetching are eith

Re: [dpdk-dev] [PATCH v2 0/4] vhost: add missing barriers, move prefetching

2018-12-19 Thread Michael S. Tsirkin
On Wed, Dec 19, 2018 at 09:21:09AM +0100, Maxime Coquelin wrote: > This series adds missing read barriers after reading avail index > for split ring and desc flags for packed ring. > > Also, it turns out that some descriptors prefetching are either > badly placed, or useless, last part of the seri