Re: [PATCH v2 2/2] vdpa: commit all host notifier MRs in a single MR transaction

2022-12-06 Thread longpeng2--- via
在 2022/12/6 16:30, Philippe Mathieu-Daudé 写道: On 6/12/22 09:18, Longpeng(Mike) via wrote: From: Longpeng This allows the vhost-vdpa device to batch the setup of all its MRs of host notifiers. This significantly reduces the device starting time, e.g. the time spend on setup the host notifie

Re: [PATCH v2 2/2] vdpa: commit all host notifier MRs in a single MR transaction

2022-12-06 Thread Philippe Mathieu-Daudé
On 6/12/22 09:18, Longpeng(Mike) via wrote: From: Longpeng This allows the vhost-vdpa device to batch the setup of all its MRs of host notifiers. This significantly reduces the device starting time, e.g. the time spend on setup the host notifier MRs reduce from 423ms to 32ms for a VM with 64 v

[PATCH v2 2/2] vdpa: commit all host notifier MRs in a single MR transaction

2022-12-06 Thread Longpeng(Mike)
From: Longpeng This allows the vhost-vdpa device to batch the setup of all its MRs of host notifiers. This significantly reduces the device starting time, e.g. the time spend on setup the host notifier MRs reduce from 423ms to 32ms for a VM with 64 vCPUs and 3 vhost-vDPA generic devices[1] (64vq