[dpdk-dev] [PATCH v6 3/5] vhost: handle memory hotplug for async vhost

Maxime Coquelin maxime.coquelin at redhat.com
Wed Jul 21 16:32:29 CEST 2021



On 7/19/21 10:10 AM, Cheng Jiang wrote:
> From: Jiayu Hu <jiayu.hu at intel.com>
> 
> 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 is to notify the vhost application of stopping DMA
> transfers.
> 
> Signed-off-by: Jiayu Hu <jiayu.hu at intel.com>
> ---
>  lib/vhost/vhost_user.c | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
> 

Reviewed-by: Maxime Coquelin <maxime.coquelin at redhat.com>

Thanks,
Maxime



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