linux-kernel - Re: [PATCH] /proc/kpagecount: return 0 for special pages that are never mapped

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Message-ID: <20181206042631.GA24603@bombadil.infradead.org>
Date:   Wed, 5 Dec 2018 20:26:31 -0800
From:   Matthew Wilcox <willy@...radead.org>
To:     Anthony Yznaga <anthony.yznaga@...cle.com>
Cc:     linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        adobriyan@...il.com, akpm@...ux-foundation.org, vbabka@...e.cz,
        sfr@...b.auug.org.au, kirill.shutemov@...ux.intel.com,
        rppt@...ux.vnet.ibm.com, mhocko@...e.com,
        alexander.h.duyck@...ux.intel.com, hannes@...xchg.org,
        miles.chen@...iatek.com, n-horiguchi@...jp.nec.com
Subject: Re: [PATCH] /proc/kpagecount: return 0 for special pages that are
 never mapped

On Wed, Dec 05, 2018 at 04:44:15PM -0800, Anthony Yznaga wrote:
> On 12/05/2018 11:44 AM, Matthew Wilcox wrote:
> > Nobody seems terribly interested in mapcount overflows.  I got no response
> > to https://lkml.org/lkml/2018/3/2/991
> 
> Okay.  Thanks for the background.
> 
> How about this, then:

Acked-by: Matthew Wilcox <willy@...radead.org>