Re: [dpdk-dev] [PATCH v8 0/4] vhost: handle memory hotplug for async vhost

2021-07-23 Thread Xia, Chenbo
> -Original Message- > From: Jiang, Cheng1 > Sent: Friday, July 23, 2021 4:10 PM > To: maxime.coque...@redhat.com; Xia, Chenbo > Cc: dev@dpdk.org; Hu, Jiayu ; Yang, YvonneX > ; Jiang, Cheng1 > Subject: [PATCH v8 0/4] vhost: handle memory hotplug for async vhost > > When the guest memory

[dpdk-dev] [PATCH v8 0/4] vhost: handle memory hotplug for async vhost

2021-07-23 Thread Cheng Jiang
When the guest memory is hotplugged, the vhost application which enables DMA acceleration must stop DMA transfers before the vhost re-maps the guest memory. This patch set is to provide an unsafe API to drain inflight pkts which are submitted to DMA engine in vhost async data path, and notify the