From: Rik van Riel <riel@conectiva.com.br>
To: Roger Larsson <roger.larsson@norran.net>
Cc: linux-mm@kvack.org
Subject: Re: [PATCH][RFC] Alternate shrink_mmap
Date: Thu, 4 May 2000 15:30:18 -0300 (BRST) [thread overview]
Message-ID: <Pine.LNX.4.21.0005041524220.23740-100000@duckman.conectiva> (raw)
In-Reply-To: <39119655.D6E97EF6@norran.net>
On Thu, 4 May 2000, Roger Larsson wrote:
> I have noticed (not by running - lucky me) that I break this
> assumption....
> /*
> * NOTE: to avoid deadlocking you must never acquire the pagecache_lock
> with
> * the pagemap_lru_lock held.
> */
Also, you seem to start scanning at the beginning of the
list every time, instead of moving the list head around
so you scan all pages in the list evenly...
Anyway, I'll use something like your code, but have two
lists (an active and an inactive list, like the BSD's
seem to have).
regards,
Rik
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next prev parent reply other threads:[~2000-05-04 18:30 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <390E1534.B33FF871@norran.net>
2000-05-01 23:23 ` kswapd @ 60-80% CPU during heavy HD i/o Rik van Riel
2000-05-01 23:33 ` David S. Miller
2000-05-02 0:07 ` Rik van Riel
2000-05-02 0:23 ` David S. Miller
2000-05-02 1:03 ` Rik van Riel
2000-05-02 1:13 ` David S. Miller
2000-05-02 1:31 ` Rik van Riel
2000-05-02 1:51 ` Andrea Arcangeli
2000-05-03 17:11 ` [PATCHlet] " Rik van Riel
2000-05-02 7:56 ` michael
2000-05-02 16:17 ` Roger Larsson
2000-05-02 15:43 ` Rik van Riel
2000-05-02 16:20 ` Andrea Arcangeli
2000-05-02 17:06 ` Rik van Riel
2000-05-02 21:14 ` Stephen C. Tweedie
2000-05-02 21:42 ` Rik van Riel
2000-05-02 22:34 ` Stephen C. Tweedie
2000-05-04 12:37 ` [PATCH][RFC] Alternate shrink_mmap Roger Larsson
2000-05-04 14:34 ` Rik van Riel
2000-05-04 22:38 ` [PATCH][RFC] Another shrink_mmap Roger Larsson
2000-05-04 15:25 ` [PATCH][RFC] Alternate shrink_mmap Roger Larsson
2000-05-04 18:30 ` Rik van Riel [this message]
2000-05-04 20:44 ` Roger Larsson
2000-05-04 18:59 ` Rik van Riel
2000-05-04 22:29 ` Roger Larsson
2000-05-02 18:03 ` kswapd @ 60-80% CPU during heavy HD i/o Roger Larsson
2000-05-02 17:37 ` Rik van Riel
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