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Date: Sun, 17 May 2009 09:35:06 +0900
Message-ID: <28c262360905161735s291fc34ah845eb5f82e1ada25@mail.gmail.com>
Subject: Re: [PATCH 1/3] vmscan: report vm_flags in page_referenced()
From: Minchan Kim <minchan.kim@gmail.com>
To: Wu Fengguang <fengguang.wu@intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
       LKML <linux-kernel@vger.kernel.org>,
       Johannes Weiner <hannes@cmpxchg.org>,
       Peter Zijlstra <peterz@infradead.org>,
       Christoph Lameter <cl@linux-foundation.org>,
       KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
       "riel@redhat.com" <riel@redhat.com>, "tytso@mit.edu" <tytso@mit.edu>,
       "linux-mm@kvack.org" <linux-mm@kvack.org>,
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       "npiggin@suse.de" <npiggin@suse.de>
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On Sat, May 16, 2009 at 6:00 PM, Wu Fengguang <fengguang.wu@intel.com> wrote:
> Collect vma->vm_flags of the VMAs that actually referenced the page.
>
> This is preparing for more informed reclaim heuristics,
> eg. to protect executable file pages more aggressively.
> For now only the VM_EXEC bit will be used by the caller.
>
> CC: Minchan Kim <minchan.kim@gmail.com>
> CC: Johannes Weiner <hannes@cmpxchg.org>
> CC: Peter Zijlstra <peterz@infradead.org>
> Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>

Reviewed-by: Minchan Kim <minchan.kim@gmail.com>