linux-kernel - Re: [RFC] switch m68k to use the generic remapping DMA allocator

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20190625063301.GB29561@lst.de>
Date:   Tue, 25 Jun 2019 08:33:01 +0200
From:   Christoph Hellwig <hch@....de>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     Christoph Hellwig <hch@....de>, Greg Ungerer <gerg@...ux-m68k.org>,
        linux-m68k <linux-m68k@...ts.linux-m68k.org>,
        Linux IOMMU <iommu@...ts.linux-foundation.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [RFC] switch m68k to use the generic remapping DMA allocator

On Mon, Jun 24, 2019 at 09:16:30AM +0200, Geert Uytterhoeven wrote:
> Doing
> 
> -       select DMA_DIRECT_REMAP if MMU && !COLDFIRE
> +       select DMA_DIRECT_REMAP if MMU && !COLDFIRE && !SUN3
> 
> in arch/m68k/Kconfig fixes the build.
> 
> Alternatively, you could use:
> 
> -       select DMA_DIRECT_REMAP if MMU && !COLDFIRE
> +       select DMA_DIRECT_REMAP if HAS_DMA && MMU && !COLDFIRE

The latter might be a little cleaner.