Subject: Re: [PATCH net-next v3 7/7] bnxt_en: add support for device memory tcp

From: Jakub Kicinski <[email-masked]>
Date: Mon, 14 Oct 2024 17:16:36 -0700

On Tue, 15 Oct 2024 01:38:20 +0300 Mina Almasry wrote:
> Thanks Jason. In that case I agree with Jakub we should take in his change here:
> 
> https://lore.kernel.org/netdev/[email-masked]/
> 
> With this change the driver would delegate dma_sync_for_device to the
> page_pool, and the page_pool will skip it altogether for the dma-buf
> memory provider.

And we need a wrapper for a sync for CPU which will skip if the page
comes from an unreadable pool?