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

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Message-ID: <2023101641-resource-scalding-3e1d@gregkh>
Date:   Mon, 16 Oct 2023 17:14:54 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Harshit Mogalapalli <harshit.m.mogalapalli@...cle.com>
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

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.

What is patch 43?

> 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?

thanks,

greg k-h