On Wed, Feb 28, 2018 at 03:22:49PM -0800, Randy Dunlap wrote: > On 02/28/2018 02:31 PM, Matthew Wilcox wrote: > > From: Matthew Wilcox <mawil...@microsoft.com> > > > > I want to use the _mapcount field to record what a page is in use as. > > This can help with debugging and we can also expose that information to > > userspace through /proc/kpageflags to help diagnose memory usage (not > > included as part of this patch set). > > Hey, > > Will there be updates to tools/vm/ also, or are these a different set of > (many) flags?
Those KPF flags are the ones I was talking about. I haven't looked into what it takes to assign those flags yet.
