Re: [PATCH] mm: check VMA flags to avoid invalid PROT_NONE NUMA balancing

From: Lorenzo Stoakes
Date: Fri Oct 07 2016 - 14:26:57 EST

On Fri, Oct 07, 2016 at 11:16:26AM -0700, Hugh Dickins wrote:
> Adding Jan Kara (and Dave Hansen) to the Cc list: I think they were
> pursuing get_user_pages() cleanups last year (which would remove the
> force option from most callers anyway), and I've lost track of where
> that all got to. Lorenzo, please don't expend a lot of effort before
> checking with Jan.

Sure, no problem. I have the callers noted down + the surrounding code in my
wetware 'L3 cache' so it's not a huge effort to get a draft patch written, but
I'll hold off on sending anything until I hear from Jan.