Re: [PATCH] mm: fix panic in __alloc_pages

Michal Hocko
2021-11-02T14:12:24Z

On Tue 02-11-21 14:41:25, David Hildenbrand wrote:
> On 02.11.21 14:25, Michal Hocko wrote:
[...]
> > Btw. do you plan to send a patch for pcp allocator to use cpu_to_mem?
>
> You mean s/cpu_to_node/cpu_to_mem/ or also handling offline nids?

just cpu_to_mem

> cpu_to_mem() corresponds to cpu_to_node() unless on ia64+ppc IIUC, so it
> won't help for this very report.

Weird, x86 allows memory less nodes as well. But you are right
there is nothing selecting HAVE_MEMORYLESS_NODES neither do I see any
arch specific implementation. I have to say that I have forgot all those
nasty details... Sigh
--
Michal Hocko
SUSE Labs