Re: [dpdk-dev] [1/5] vhost: enforce avail index and desc read ordering

2018-12-11 Thread Maxime Coquelin
On 12/11/18 11:38 AM, Ilya Maximets wrote: On 05.12.2018 12:49, Maxime Coquelin wrote: A read barrier is required to ensure the ordering between available index and the descriptor reads is enforced. Fixes: 4796ad63ba1f ("examples/vhost: import userspace vhost application") Cc: sta...@dpdk.or

Re: [dpdk-dev] [1/5] vhost: enforce avail index and desc read ordering

2018-12-11 Thread Ilya Maximets
On 05.12.2018 12:49, Maxime Coquelin wrote: > A read barrier is required to ensure the ordering between > available index and the descriptor reads is enforced. > > Fixes: 4796ad63ba1f ("examples/vhost: import userspace vhost application") > Cc: sta...@dpdk.org > > Reported-by: Jason Wang > Signe

Re: [dpdk-dev] [1/5] vhost: enforce avail index and desc read ordering

2018-12-07 Thread Michael S. Tsirkin
On Fri, Dec 07, 2018 at 05:58:24PM +0300, Ilya Maximets wrote: > On 06.12.2018 16:48, Michael S. Tsirkin wrote: > > On Thu, Dec 06, 2018 at 12:17:38PM +0800, Jason Wang wrote: > >> > >> On 2018/12/5 下午7:30, Ilya Maximets wrote: > >>> On 05.12.2018 12:49, Maxime Coquelin wrote: > A read barrier

Re: [dpdk-dev] [1/5] vhost: enforce avail index and desc read ordering

2018-12-07 Thread Ilya Maximets
On 06.12.2018 16:48, Michael S. Tsirkin wrote: > On Thu, Dec 06, 2018 at 12:17:38PM +0800, Jason Wang wrote: >> >> On 2018/12/5 下午7:30, Ilya Maximets wrote: >>> On 05.12.2018 12:49, Maxime Coquelin wrote: A read barrier is required to ensure the ordering between available index and the de

Re: [dpdk-dev] [1/5] vhost: enforce avail index and desc read ordering

2018-12-06 Thread Michael S. Tsirkin
On Thu, Dec 06, 2018 at 12:17:38PM +0800, Jason Wang wrote: > > On 2018/12/5 下午7:30, Ilya Maximets wrote: > > On 05.12.2018 12:49, Maxime Coquelin wrote: > > > A read barrier is required to ensure the ordering between > > > available index and the descriptor reads is enforced. > > > > > > Fixes:

Re: [dpdk-dev] [1/5] vhost: enforce avail index and desc read ordering

2018-12-06 Thread Jason Wang
On 2018/12/6 下午8:48, Ilya Maximets wrote: On 06.12.2018 7:17, Jason Wang wrote: On 2018/12/5 下午7:30, Ilya Maximets wrote: On 05.12.2018 12:49, Maxime Coquelin wrote: A read barrier is required to ensure the ordering between available index and the descriptor reads is enforced. Fixes: 4796ad

Re: [dpdk-dev] [1/5] vhost: enforce avail index and desc read ordering

2018-12-06 Thread Ilya Maximets
On 06.12.2018 7:17, Jason Wang wrote: > > On 2018/12/5 下午7:30, Ilya Maximets wrote: >> On 05.12.2018 12:49, Maxime Coquelin wrote: >>> A read barrier is required to ensure the ordering between >>> available index and the descriptor reads is enforced. >>> >>> Fixes: 4796ad63ba1f ("examples/vhost: i

Re: [dpdk-dev] [1/5] vhost: enforce avail index and desc read ordering

2018-12-05 Thread Jason Wang
On 2018/12/5 下午7:30, Ilya Maximets wrote: On 05.12.2018 12:49, Maxime Coquelin wrote: A read barrier is required to ensure the ordering between available index and the descriptor reads is enforced. Fixes: 4796ad63ba1f ("examples/vhost: import userspace vhost application") Cc: sta...@dpdk.org

Re: [dpdk-dev] [1/5] vhost: enforce avail index and desc read ordering

2018-12-05 Thread Ilya Maximets
On 05.12.2018 12:49, Maxime Coquelin wrote: > A read barrier is required to ensure the ordering between > available index and the descriptor reads is enforced. > > Fixes: 4796ad63ba1f ("examples/vhost: import userspace vhost application") > Cc: sta...@dpdk.org > > Reported-by: Jason Wang > Signe