Re: [PATCH 4.19 226/321] mm/hotplug: invalid PFNs from pfn_to_online_page()

[Pavel Machek]

Hi!

> This is due to the commit 9f1eb38e0e11 ("mm, kmemleak: little
> optimization while scanning") starts to use pfn_to_online_page() instead
> of pfn_valid().  However, in the CONFIG_MEMORY_HOTPLUG=y case,
> pfn_to_online_page() does not call memblock_is_map_memory() while
> pfn_valid() does.
...
> Fixes: 9f1eb38e0e11 ("mm, kmemleak: little optimization while scanning")

Commit 9f1eb38e0e11 does not seem to be in v4.19-stable tree. Is this
commit still neccessary/good idea?

Best regards,
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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