linux-kernel - Re: [PATCH] arc: vdk: Fix support of UIO

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Date:   Fri, 24 Mar 2017 13:35:55 -0700
From:   Vineet Gupta <Vineet.Gupta1@...opsys.com>
To:     Alexey Brodkin <Alexey.Brodkin@...opsys.com>,
        <linux-snps-arc@...ts.infradead.org>
CC:     <linux-kernel@...r.kernel.org>,
        Vineet Gupta <Vineet.Gupta1@...opsys.com>,
        Ruud Derwig <Ruud.Derwig@...opsys.com>,
        <stable@...r.kernel.org>
Subject: Re: [PATCH] arc: vdk: Fix support of UIO

On 03/23/2017 10:34 AM, Alexey Brodkin wrote:
> MotherBoard section has its "ranges" set to 0xE000_0000-0xF000_0000.
> But UIO node maps 4 different areas in different memory locations
> and all outside MB's ranges.
> 
> That obviously breaks UIO mappings in runtime.
> 
> Signed-off-by: Alexey Brodkin <abrodkin@...opsys.com>
> Cc: Vineet Gupta <vgupta@...opsys.com>
> Cc: Ruud Derwig <rderwig@...opsys.com>
> Cc: stable@...r.kernel.org


Added to for-curr.

Thx,
-Vineet