From: Andrew Morton <akpm@linux-foundation.org>
To: Dan Williams <dan.j.williams@intel.com>
Cc: Dave Hansen <dave.hansen@intel.com>,
linux-nvdimm@ml01.01.org, Christoph Hellwig <hch@lst.de>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH] mm: add ZONE_DEVICE statistics to smaps
Date: Tue, 15 Nov 2016 16:04:49 -0800 [thread overview]
Message-ID: <20161115160449.2b34c771aad710a8c8e06be0@linux-foundation.org> (raw)
In-Reply-To: <147881591739.39198.1358237993213024627.stgit@dwillia2-desk3.amr.corp.intel.com>
On Thu, 10 Nov 2016 14:11:57 -0800 Dan Williams <dan.j.williams@intel.com> wrote:
> ZONE_DEVICE pages are mapped into a process via the filesystem-dax and
> device-dax mechanisms. There are also proposals to use ZONE_DEVICE
> pages for other usages outside of dax. Add statistics to smaps so
> applications can debug that they are obtaining the mappings they expect,
> or otherwise accounting them.
>
> ...
>
> fs/proc/task_mmu.c | 10 +++++++++-
Please update Documentation/filesystems/proc.txt.
(While there, please check to see if anything else is missed?)
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next prev parent reply other threads:[~2016-11-16 0:04 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-10 22:11 [PATCH] mm: add ZONE_DEVICE statistics to smaps Dan Williams
2016-11-11 4:12 ` Anshuman Khandual
2016-11-15 3:14 ` Dan Williams
2016-11-15 18:50 ` Christoph Hellwig
2016-11-16 0:04 ` Andrew Morton [this message]
2016-11-16 0:15 ` Dave Hansen
2016-11-16 0:48 ` Dan Williams
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