[RESEND PATCH 3.18-stable v2] ARM: mvebu: do not register custom DMA operations when coherency is disabled

Thomas Petazzoni thomas.petazzoni at free-electrons.com
Wed May 20 04:01:39 PDT 2015

Dear Bjørn Mork,

On Wed, 20 May 2015 12:23:07 +0200, Bjørn Mork wrote:
> Hello Sasha!
> This backported mvebu fix seems to have slipped through the cracks by
> accident.  IIUC, the OpenWRT mvebu maintainer(s) are particularily
> interested in having this bug fixed for 3.18-stable.  See this thread
> for the original patch submission and discussion:
> http://permalink.gmane.org/gmane.linux.kernel.stable/127243
> I'm including the full patch below for convenicence. It still applies
> to the current 3.18-stable tree (apply with "git am --scissors" if you
> use this email as source).
> I hope Thomas, Imre or Andrew can fill in the details if more
> background info is necessary...

I can confirm that this patch is needed in 3.18-stable.

Best regards,

Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering

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