linux-kernel - Re: [PATCH 5/7 v2] MIPS: use the generic uncached segment support in dma-direct

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Date:   Wed, 3 Jul 2019 14:13:47 +0200
From:   Christoph Hellwig <hch@....de>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Christoph Hellwig <hch@....de>, Paul Burton <paul.burton@...s.com>,
        Ralf Baechle <ralf@...ux-mips.org>,
        James Hogan <jhogan@...nel.org>,
        Ley Foon Tan <lftan@...era.com>,
        Michal Simek <monstr@...str.eu>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        "linux-mips@...r.kernel.org" <linux-mips@...r.kernel.org>,
        "iommu@...ts.linux-foundation.org" <iommu@...ts.linux-foundation.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-fbdev@...r.kernel.org" <linux-fbdev@...r.kernel.org>
Subject: Re: [PATCH 5/7 v2] MIPS: use the generic uncached segment support
 in dma-direct

On Wed, Jul 03, 2019 at 10:54:05AM +0200, Arnd Bergmann wrote:
> I think this is the cause of some kernelci failures in current
> linux-next builds:

Yes, Guenther reported this already and I sent a fix.  I've been waiting
for an ACK from the mips maintaines, but given the breakage I
might as well just pull it in without an ACK.