Forgot to CC Joonsoo. The email thread starts more or less here
http://lkml.kernel.org/r/20161130092239.GD18437@dhcp22.suse.cz

On Thu 01-12-16 08:15:07, Michal Hocko wrote:

On Wed 30-11-16 20:19:03, Robin H. Johnson wrote:
[...]

quoted

alloc_contig_range: [83f2a3, 83f2a4) PFNs busy

Huh, do I get it right that the request was for a _single_ page? Why do
we need CMA for that?

-- 
Michal Hocko
SUSE Labs

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