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Date:   Tue, 8 Mar 2022 14:45:50 -0800
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Subject: Re: [PATCH 5.15 000/256] 5.15.27-rc2 review
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To:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Naresh Kamboju <naresh.kamboju@linaro.org>
Cc:     Sudip Mukherjee <sudipm.mukherjee@gmail.com>,
        Huang Pei <huangpei@loongson.cn>,
        Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        Stable <stable@vger.kernel.org>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Shuah Khan <shuah@kernel.org>, patches@kernelci.org,
        lkft-triage@lists.linaro.org, Pavel Machek <pavel@denx.de>,
        Jonathan Hunter <jonathanh@nvidia.com>,
        Florian Fainelli <f.fainelli@gmail.com>, slade@sladewatkins.com
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From:   Guenter Roeck <linux@roeck-us.net>
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On 3/8/22 13:05, Greg Kroah-Hartman wrote:
> On Tue, Mar 08, 2022 at 11:08:10PM +0530, Naresh Kamboju wrote:


[ ... ]

>>>
>>> Reverting 4778338032b3 ("MIPS: fix local_{add,sub}_return on MIPS64")
>>> has fixed all the 3 build failures.
>>
>> MIPS: fix local_{add,sub}_return on MIPS64
>> [ Upstream commit 277c8cb3e8ac199f075bf9576ad286687ed17173 ]
>>
>> Use "daddu/dsubu" for long int on MIPS64 instead of "addu/subu"
>>
>> Fixes: 7232311ef14c ("local_t: mips extension")
>> Signed-off-by: Huang Pei <huangpei@loongson.cn>
>> Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
>> Signed-off-by: Sasha Levin <sashal@kernel.org>
> 
> Ah, I'll queue up the revert for that in the morning, thanks for finding
> it.  Odd it doesn't trigger the same issue in 5.16.y.
> 

If you don't want to revert: the fix needs the following two patches:

e5b40668e93 ("slip: fix macro redefine warning")
b81e0c2372e ("block: drop unused includes in <linux/genhd.h>")

Both are in v5.16, so you won't see the problem there.

Guenter