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SubjectRe: [PATCH v5 00/10] mm: Sub-section memory hotplug support
Date
Michal Hocko <mhocko@kernel.org> writes:

>> > and I would like to know that you are
>> > not just shifting the problem to a smaller unit and a new/creative HW
>> > will force us to go even more complicated.
>>
>> HW will not do this to us. It's software that has the problem.
>> Namespace creation is unnecessarily constrained to 128MB alignment.
>
> And why is that a problem? A lack of documentation that this is a
> requirement? Something will not work with a larger alignment? Someting
> else?

See this email for one user-visible problem:
https://lore.kernel.org/lkml/x49imxbx22d.fsf@segfault.boston.devel.redhat.com/

Cheers,
Jeff

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