netdev - Re: [PATCH net] xsk: remove cheap

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Message-ID: <81aec200-c1a0-6d57-e3b6-26dad30790b8@intel.com>
Date:   Mon, 29 Jun 2020 17:10:42 +0200
From:   Björn Töpel <bjorn.topel@...el.com>
To:     Daniel Borkmann <daniel@...earbox.net>,
        Christoph Hellwig <hch@....de>
Cc:     Björn Töpel <bjorn.topel@...il.com>,
        netdev@...r.kernel.org, davem@...emloft.net,
        konrad.wilk@...cle.com, iommu@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org, bpf@...r.kernel.org,
        maximmi@...lanox.com, magnus.karlsson@...el.com,
        jonathan.lemon@...il.com
Subject: Re: [PATCH net] xsk: remove cheap_dma optimization

On 2020-06-29 15:52, Daniel Borkmann wrote:
> 
> Ok, fair enough, please work with DMA folks to get this properly 
> integrated and
> restored then. Applied, thanks!

Daniel, you were too quick! Please revert this one; Christoph just 
submitted a 4-patch-series that addresses both the DMA API, and the perf 
regression!


Björn