linux-kernel - Re: [PATCH v3 0/4] Split page

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Message-ID: <06c145aa-db40-df72-b626-da9d45f9111d@infradead.org>
Date:   Wed, 28 Feb 2018 15:22:49 -0800
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Matthew Wilcox <willy@...radead.org>, linux-mm@...ck.org
Cc:     Matthew Wilcox <mawilcox@...rosoft.com>,
        Martin Schwidefsky <schwidefsky@...ibm.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 0/4] Split page_type out from mapcount

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

thanks,
-- 
~Randy