From: Mtrr Patt <mtrr.patt@gmail.com>
To: Johannes Weiner <hannes@cmpxchg.org>
Cc: Rik van Riel <riel@redhat.com>,
Dave Hansen <dave.hansen@intel.com>,
Michal Hocko <mhocko@suse.cz>, Mel Gorman <mgorman@suse.de>,
linux-mm@kvack.org
Subject: Re: Better active/inactive list balancing
Date: Sat, 27 Apr 2013 14:20:54 +0800 [thread overview]
Message-ID: <517B6E46.30209@gmail.com> (raw)
In-Reply-To: <517B6DF5.70402@gmail.com>
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cc linux-mm
On 04/27/2013 02:19 PM, Mtrr Patt wrote:
> Hi Johannes,
>
> http://lwn.net/Articles/495543/
>
> This link said that "When active pages are considered for eviction,
> they are first moved to the inactive list and unmapped from the
> address space of the process(es) using them. Thus, once a page moves
> to the inactive list, any attempt to reference it will generate a page
> fault; this "soft fault" will cause the page to be removed back to the
> active list."
>
> Why I can't find the codes unmap during page moved from active list to
> inactive list?
>
>
>
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next parent reply other threads:[~2013-04-27 6:21 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <517B6DF5.70402@gmail.com>
2013-04-27 6:20 ` Mtrr Patt [this message]
2013-04-30 16:32 ` Better active/inactive list balancing Johannes Weiner
2013-05-01 6:55 ` Mtrr Patt
2013-05-01 15:21 ` Johannes Weiner
2013-05-01 23:35 ` Mtrr Patt
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