Re: [PATCH v3 0/4] Split page_type out from mapcount

From: Randy Dunlap
Date: Wed Feb 28 2018 - 18:22:59 EST


On 02/28/2018 02:31 PM, Matthew Wilcox wrote:
> From: Matthew Wilcox <mawilcox@xxxxxxxxxxxxx>
>
> 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?

thanks,
--
~Randy