linux-kernel - Re: [PATCH 5.15 000/102] 5.15.136-rc1 review

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Message-ID: <43ad9708-47d4-4113-ab05-6012cb7c4d6c@oracle.com>
Date:   Mon, 16 Oct 2023 21:23:36 +0530
From:   Harshit Mogalapalli <harshit.m.mogalapalli@...cle.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     stable@...r.kernel.org, Sasha Levin <sashal@...nel.org>,
        Vegard Nossum <vegard.nossum@...cle.com>,
        patches@...ts.linux.dev, linux-kernel@...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,
        srw@...dewatkins.net, rwarsow@....de, conor@...nel.org
Subject: Re: [PATCH 5.15 000/102] 5.15.136-rc1 review

Hi Greg,

On 16/10/23 8:44 pm, Greg Kroah-Hartman wrote:
> On Mon, Oct 16, 2023 at 07:06:20PM +0530, Harshit Mogalapalli wrote:
>> Hi Greg,
>>
>> On 16/10/23 2:09 pm, Greg Kroah-Hartman wrote:
>>> This is the start of the stable review cycle for the 5.15.136 release.
>>> There are 102 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.
>>>
>>> Responses should be made by Wed, 18 Oct 2023 08:39:38 +0000.
>>> Anything received after that time might be too late.
>>>
>>
>> I am seeing a build failure while compiling tools/perf/
>>
>> In file included from tests/genelf.c:14:
>> tests/../util/genelf.h:5:10: fatal error: linux/math.h: No such file or
>> directory
>>   5 | #include <linux/math.h>
>>   | ^~~~~~~~~~~~~~
>> compilation terminated.
>>
>> Patch 43 in this series is causing this.
> 

Sorry for the confusion.

> What is patch 43?

It is patch 42/102 in this series

https://lore.kernel.org/stable/2023101641-resource-scalding-3e1d@gregkh/T/#m70a2a03b6204085af187184af911570681e744f5

Commit: e2bf685d7e311 ("perf inject: Fix GEN_ELF_TEXT_OFFSET for jit")


> 
>> Why is this not reproducible upstream ?
>>
>> Vegard bisected the commit which makes it not reproducible upstream and this
>> commit is missing in 5.15.y:
>> Commit: d6e6a27d960f ("tools: Fix math.h breakage")
>>
>> Backport request for this was made here:
>> https://lore.kernel.org/all/CAMVNhxS-6qNfxy8jHrY5EtZASTL9gAvZi=BdTkUA5_5CSQ2Cmg@mail.gmail.com/
> 
> And that commit is in this patch series, so are you sure that was
> correct?
> 

Cause for this build issue:
Commit: e2bf685d7e311 ("perf inject: Fix GEN_ELF_TEXT_OFFSET for jit")

And this issue is not in upstream due to presence of commit d6e6a27d960f 
("tools: Fix math.h breakage") in upstream but not in 5.15.y

Thanks,
Harshit

> thanks,
> 
> greg k-h