linux-kernel - Re: [PATCH v4 05/22] MIPS: Fix set_uncached

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Message-ID: <4865a68e-48b7-3b91-b4e5-94e35301b5f9@omp.ru>
Date:   Fri, 8 Dec 2023 20:22:04 +0300
From:   Sergey Shtylyov <s.shtylyov@....ru>
To:     Gregory CLEMENT <gregory.clement@...tlin.com>,
        Paul Burton <paulburton@...nel.org>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        <linux-mips@...r.kernel.org>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC:     Vladimir Kondratiev <vladimir.kondratiev@...ileye.com>,
        Tawfik Bayouk <tawfik.bayouk@...ileye.com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Théo Lebrun <theo.lebrun@...tlin.com>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Vladimir Kondratiev <vladimir.kondratiev@...el.com>
Subject: Re: [PATCH v4 05/22] MIPS: Fix set_uncached_handler for ebase in
 XKPHYS

On 12/8/23 7:12 PM, Gregory CLEMENT wrote:

> From: Jiaxun Yang <jiaxun.yang@...goat.com>
> 
> ebase may be in XKPHYS if memblock unable to allocate memory

   Is unable...

> within KSEG0 physical range.
> 
> To map ebase into uncached space we just convert it back to
> physical address and then use platform's TO_UNCAC helper
> to create mapping.
> 
> Co-developed-by: Vladimir Kondratiev <vladimir.kondratiev@...el.com>
> Signed-off-by: Vladimir Kondratiev <vladimir.kondratiev@...el.com>
> Co-developed-by: Gregory CLEMENT <gregory.clement@...tlin.com>
> Signed-off-by: Jiaxun Yang <jiaxun.yang@...goat.com>
> Signed-off-by: Gregory CLEMENT <gregory.clement@...tlin.com>

  Hm, too many decelopers for such simple patch... :-)

[...]

MBR, Sergey