Re: [PATCH] squashfs: avoid thundering-herd cache wakeups

[Usama Arif <usama.arif@linux.dev>]

On 07/08/2026 19:58, Andrew Morton wrote:
> On Fri, 7 Aug 2026 17:01:30 +0100 Phillip Lougher <phillip@squashfs.org.uk> wrote:
> 
>>
>>
>> Hi Usama,
>>
>> Sashiko (the new patch reviewing AI) failed to apply and review your patch.
>>
>> See https://sashiko.dev/#/patchset/20260724190556.1950693-1-usama.arif%40linux.dev
>>
>> I have been dealing with this issue all week because Sashiko also rejected my
>> patch sent this week.
>>
>> https://sashiko.dev/#/patchset/20260805175900.600140-1-phillip%40squashfs.org.uk
>>
>> After quite a bit of investigation, it appears the problem is Sashiko is applying
>> the patches against the squashfs-next-git URL listed in the MAINTAINERS file.
>>
>> Unfortunately that squashfs-next.git tree is unused and twelve years out of date
>> (last updated 2014).
>>
>> See
>>
>> https://lore.kernel.org/all/267938f6-8212-4ddc-9055-452f9d166010@squashfs.org.uk/
>>
>> and
>>
>> https://lore.kernel.org/all/anUi3bkwfM8teo_R@debarbos-thinkpadt14gen5.rmtusma.csb/
>>
>>
>> But as it stands your patch and mine are going nowhere because Andrew won't
>> pull any patch that has not passed Sashiko.
>>
>> See
>>
>> https://lwn.net/Articles/1064830/
> 
> Geeze, that's very overstated.
> 
> If Sashiko can't review a thing then that's annoying because sometimes
> it finds bugs.  If it does review a thing and claims to find
> significant issues then I want to see the developer or maintainer
> explain why things are OK.
> 
> If you the maintainer want the patchset merged in this situation then I
> have no problem with that.
> 
>>
>> I'm going to resend my patch with a base-commit: tag to see if it makes
>> a difference to Sashiko.
> 
> That would be interesting.


It worked! This is for the v2, that I just sent on top of linus upstream
from today, commit a13307e97d5c54b65720bb71fa379960ded1e51a which is also
mentioned in the sashiko review in "baseline" section.

https://sashiko.dev/#/patchset/20260807172421.3875982-1-usama.arif%40linux.dev

Sashiko found no regressions! So hopefully the patch is in a good shape.

Thanks,
Usama