linux-kernel - Re: [PATCH 5.15 00/37] 5.15.73-rc1 review

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Date:   Mon, 10 Oct 2022 21:07:58 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Guenter Roeck <linux@...ck-us.net>,
        Mikulas Patocka <mpatocka@...hat.com>
Cc:     linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
        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
Subject: Re: [PATCH 5.15 00/37] 5.15.73-rc1 review

On Mon, Oct 10, 2022 at 10:49:10AM -0700, Guenter Roeck wrote:
> On 10/10/22 00:05, Greg Kroah-Hartman wrote:
> > This is the start of the stable review cycle for the 5.15.73 release.
> > There are 37 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, 12 Oct 2022 07:03:19 +0000.
> > Anything received after that time might be too late.
> > 
> 
> Building h8300:allnoconfig ... failed
> --------------
> Error log:
> In file included from include/linux/fs.h:6,
>                  from include/linux/huge_mm.h:8,
>                  from include/linux/mm.h:727,
>                  from include/linux/pid_namespace.h:7,
>                  from include/linux/ptrace.h:10,
>                  from arch/h8300/kernel/asm-offsets.c:15:
> include/linux/wait_bit.h: In function 'wait_on_bit':
> include/linux/wait_bit.h:74:14: error: implicit declaration of function 'test_bit_acquire'; did you mean 'test_bit_le'? [-Werror=implicit-function-declaration]
>    74 |         if (!test_bit_acquire(bit, word))
>       |              ^~~~~~~~~~~~~~~~
>       |              test_bit_le
> 
> This affects h8300 builds in all branches all the way back to v4.9.y.
> It also affects release candidates for various other architectures
> in v4.9.y..v5.10.y. In v4.9.y.queue, for example, I see 56 build
> failures out of 164 builds; most if not all of those can be attributed
> to problems with test_bit_acquire() - either due to a missing or due
> to a bad backport.
> 
> I can only hope that fix for the the problem that required the
> test_bit_acquire() backport is worth the trouble it causes.

Not yet, no.  I'm dropping them all.

thanks,

greg k-h