Return-Path: <owner-linux-mm@kvack.org>
Subject: Re: computing drop-able caches
To: Daniel Walker <danielwa@cisco.com>,
 Alexander Viro <viro@zeniv.linux.org.uk>,
 Johannes Weiner <hannes@cmpxchg.org>, Michal Hocko <mhocko@suse.com>,
 Andrew Morton <akpm@linux-foundation.org>, linux-fsdevel@vger.kernel.org,
 linux-kernel@vger.kernel.org, linux-mm@kvack.org,
 "Khalid Mughal (khalidm)" <khalidm@cisco.com>,
 "xe-kernel@external.cisco.com" <xe-kernel@external.cisco.com>
References: <56AAA77D.7090000@cisco.com>
From: Dave Hansen <dave.hansen@intel.com>
Message-ID: <56BE1F2A.30103@intel.com>
Date: Fri, 12 Feb 2016 10:06:34 -0800
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Sender: owner-linux-mm@kvack.org
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On 01/28/2016 03:42 PM, Daniel Walker wrote:
> My colleague Khalid and I are working on a patch which will provide a
> /proc file to output the size of the drop-able page cache.
> One way to implement this is to use the current drop_caches /proc
> routine, but instead of actually droping the caches just add
> up the amount.

Code, please.

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