linux-kernel - Re: [PATCH net-next v1 1/6] lan743x: boost performance on cpu archs w/o dma cache snooping

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Message-ID: <20210205093112.GC870@lst.de>
Date:   Fri, 5 Feb 2021 10:31:12 +0100
From:   Christoph Hellwig <hch@....de>
To:     Hillf Danton <hdanton@...a.com>
Cc:     Andrew Lunn <andrew@...n.ch>,
        Sven Van Asbroeck <thesven73@...il.com>,
        Christoph Hellwig <hch@....de>,
        Bryan Whitehead <bryan.whitehead@...rochip.com>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next v1 1/6] lan743x: boost performance on cpu
 archs w/o dma cache snooping

This is a pattern we've seen in a few other net driver, so we should
be ok.  It just is rather hairy and needs a good justification, which
seems to be given here.