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SubjectRe: [PATCH v4 3/3] mm: call cond_resched() from deferred_init_memmap()
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On 03.04.20 16:09, Pavel Tatashin wrote:
> Now that deferred pages are initialized with interrupts enabled we can
> replace touch_nmi_watchdog() with cond_resched(), as it was before
> 3a2d7fa8a3d5.
>
> For now, we cannot do the same in deferred_grow_zone() as it is still
> initializes pages with interrupts disabled.
>
> This change fixes RCU problem described:
> linux-mm/20200401104156.11564-2-david@redhat.com

BTW,

https://lkml.kernel.org/r/20200401104156.11564-2-david@redhat.com

Would be better.


--
Thanks,

David / dhildenb

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