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Re: [patch 05/19] split LRU lists into anon & file sets

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From: Rik van Riel <riel@...>
To: Christoph Lameter <clameter@...>
Cc: <linux-kernel@...>, <linux-mm@...>, Lee Schermerhorn <Lee.Schermerhorn@...>
Subject: Re: [patch 05/19] split LRU lists into anon &amp; file sets
Date: Tuesday, January 8, 2008 - 6:36 pm

On Tue, 8 Jan 2008 14:22:38 -0800 (PST)
Christoph Lameter <clameter@sgi.com> wrote:


Probably.  With the split LRU lists (and the noreclaim LRUs), we can
simplify the OOM test a lot:

If free + file_active + file_inactive <= zone->pages_high and swap
space is full, the system is doomed.  No need for guesswork.


What would you use those functions for?

Or am I simply misunderstanding your idea?

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Messages in current thread:
[patch 05/19] split LRU lists into anon &amp; file sets, Rik van Riel, (Tue Jan 8, 4:59 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, KOSAKI Motohiro, (Tue Jan 29, 11:25 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, KOSAKI Motohiro, (Wed Jan 30, 4:57 am)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Rik van Riel, (Wed Feb 6, 8:35 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, KOSAKI Motohiro, (Wed Feb 6, 9:20 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Rik van Riel, (Wed Feb 6, 9:36 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Lee Schermerhorn, (Wed Jan 30, 10:29 am)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, KOSAKI Motohiro, (Wed Jan 30, 9:17 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Rik van Riel, (Thu Jan 31, 6:48 am)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, KOSAKI Motohiro, (Thu Jan 31, 6:59 am)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, KOSAKI Motohiro, (Fri Jan 11, 3:35 am)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Rik van Riel, (Fri Jan 11, 11:46 am)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, KOSAKI Motohiro, (Mon Jan 14, 7:57 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, KOSAKI Motohiro, (Fri Jan 11, 2:24 am)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Lee Schermerhorn, (Fri Jan 11, 11:50 am)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Rik van Riel, (Fri Jan 11, 12:06 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Rik van Riel, (Fri Jan 11, 11:42 am)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Lee Schermerhorn, (Fri Jan 11, 11:59 am)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Rik van Riel, (Fri Jan 11, 12:15 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Lee Schermerhorn, (Fri Jan 11, 3:51 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, KOSAKI Motohiro, (Thu Jan 10, 11:59 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Rik van Riel, (Fri Jan 11, 11:37 am)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, KAMEZAWA Hiroyuki, (Wed Jan 9, 10:28 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Rik van Riel, (Wed Jan 9, 10:37 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, KAMEZAWA Hiroyuki, (Wed Jan 9, 12:41 am)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Balbir Singh, (Wed Jan 9, 10:21 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, KAMEZAWA Hiroyuki, (Wed Jan 9, 10:36 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Balbir Singh, (Wed Jan 9, 11:26 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, KAMEZAWA Hiroyuki, (Thu Jan 10, 12:23 am)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Christoph Lameter, (Tue Jan 8, 6:22 pm)
Re: [patch 05/19] split LRU lists into anon & file sets, Rik van Riel, (Tue Jan 8, 6:36 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Christoph Lameter, (Tue Jan 8, 6:42 pm)
Re: [patch 05/19] split LRU lists into anon &amp; file sets, Rik van Riel, (Tue Jan 8, 10:45 pm)