linux-kernel - Re: [v2] bcma: use of_dma_configure() to set initial dma mask

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: <20160903140819.359A96216A@smtp.codeaurora.org>
Date:   Sat,  3 Sep 2016 14:08:19 +0000 (UTC)
From:   Kalle Valo <kvalo@...eaurora.org>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Rafał Miłecki <zajec5@...il.com>,
        Arnd Bergmann <arnd@...db.de>,
        Hauke Mehrtens <hauke@...ke-m.de>,
        linux-wireless@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [v2] bcma: use of_dma_configure() to set initial dma mask

Arnd Bergmann <arnd@...db.de> wrote:
> While fixing another bug, I noticed that bcma manually sets up
> a dma_mask pointer for its child devices. We have a generic
> helper for that now, which should be able to cope better with
> any variations that might be needed to deal with cache coherency,
> unusual DMA address offsets, iommus, or limited DMA masks, none
> of which are currently handled here.
> 
> This changes the core to use the of_dma_configure(), like
> we do for platform devices that are probed directly from
> DT.
> 
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Nobody tested this, so I'll drop the patch.

-- 
Sent by pwcli
https://patchwork.kernel.org/patch/8608751/