linux-kernel - Re: [PATCH 5.15 000/262] 5.15.27-rc1 review

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Message-ID: <5e048582-5c63-38c2-bbcb-6a0c20cb47e4@applied-asynchrony.com>
Date:   Mon, 7 Mar 2022 14:41:15 +0100
From:   Holger Hoffstätte <holger@...lied-asynchrony.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org
Cc:     stable@...r.kernel.org, torvalds@...ux-foundation.org,
        akpm@...ux-foundation.org, linux@...ck-us.net, shuah@...nel.org,
        patches@...nelci.org, lkft-triage@...ts.linaro.org, pavel@...x.de,
        jonathanh@...dia.com, f.fainelli@...il.com,
        sudipm.mukherjee@...il.com, slade@...dewatkins.com,
        Qingqing Zhuo <qingqing.zhuo@....com>,
        Sasha Levin <sashal@...nel.org>
Subject: Re: [PATCH 5.15 000/262] 5.15.27-rc1 review

On 2022-03-07 11:44, Holger Hoffstätte wrote:
> On 2022-03-07 10:15, Greg Kroah-Hartman wrote:
>> This is the start of the stable review cycle for the 5.15.27 release.
>> There are 262 patches in this series, all will be posted as a response
>> to this one.  If anyone has any issues with these being applied, please
>> let me know.
> 
> CC [M]  drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dcn301/dcn301_fpu.o
> drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dcn301/dcn301_fpu.c:30:10: fatal error: dml/dcn20/dcn20_fpu.h: No such file or directory
>     30 | #include "dml/dcn20/dcn20_fpu.h"
>        |          ^~~~~~~~~~~~~~~~~~~~~~~
> compilation terminated.
> 
> Culprit is "drm-amd-display-move-fpu-associated-dcn301-code-to-d.patch"
> 
> Looking over the git history of the dml/dnc20 directory I think the correct fix would
> be to also apply upstream commit ee37341199c61558b73113659695c90bf4736eb2 aka
> "drm/amd/display: Re-arrange FPU code structure for dcn2x"
> 
> CC'ing Qingqing Zhuo for confirmation.

I can confirm that applying a modified ee37341199c6 fixes the issue. \o/
The hunk that refers to drivers/gpu/drm/amd/display/dc/dcn201 needs to be removed,
since that directory (support for "cyan_skillfish") does not exist in 5.15.x.

cheers
Holger