netdev - Re: [PATCH net-next V4 2/3] virtio_net: support per queue interrupt coalesce command

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Date: Mon, 31 Jul 2023 14:24:01 +0800
From: Jason Wang <jasowang@...hat.com>
To: Gavin Li <gavinl@...dia.com>, mst@...hat.com, xuanzhuo@...ux.alibaba.com,
 davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
 pabeni@...hat.com, ast@...nel.org, daniel@...earbox.net, hawk@...nel.org,
 john.fastabend@...il.com, jiri@...dia.com, dtatulea@...dia.com
Cc: gavi@...dia.com, virtualization@...ts.linux-foundation.org,
 netdev@...r.kernel.org, linux-kernel@...r.kernel.org, bpf@...r.kernel.org,
 Heng Qi <hengqi@...ux.alibaba.com>
Subject: Re: [PATCH net-next V4 2/3] virtio_net: support per queue interrupt
 coalesce command


在 2023/7/25 21:07, Gavin Li 写道:
> Add interrupt_coalesce config in send_queue and receive_queue to cache user
> config.
>
> Send per virtqueue interrupt moderation config to underlying device in
> order to have more efficient interrupt moderation and cpu utilization of
> guest VM.
>
> Additionally, address all the VQs when updating the global configuration,
> as now the individual VQs configuration can diverge from the global
> configuration.
>
> Signed-off-by: Gavin Li <gavinl@...dia.com>
> Reviewed-by: Dragos Tatulea <dtatulea@...dia.com>
> Reviewed-by: Jiri Pirko <jiri@...dia.com>
> Acked-by: Michael S. Tsirkin <mst@...hat.com>
> Reviewed-by: Heng Qi <hengqi@...ux.alibaba.com>


Acked-by: Jason Wang <jasowang@...hat.com>

Thanks