On Wed, Jul 11, 2018 at 12:33:12PM +0200, Michal Hocko wrote: > this is not a small change for something that could be achieved > from the userspace trivially (just call madvise before munmap - library > can hide this). Most workloads will even not care about races because > they simply do not play tricks with mmaps and userspace MM. So why do we > want to put the additional complexity into the kernel?
As I said before, kernel latency issues have to be addressed in kernel. We cannot rely on userspace being kind here. -- Kirill A. Shutemov
