From: Hugh Dickins <hugh@veritas.com>
To: Andrea Arcangeli <andrea@suse.de>
Cc: Linus Torvalds <torvalds@transmeta.com>,
Ben LaHaise <bcrl@redhat.com>,
Rik van Riel <riel@conectiva.com.br>,
Richard Jerrrell <jerrell@missioncriticallinux.com>,
Stephen Tweedie <sct@redhat.com>,
arjanv@redhat.com, alan@redhat.com, linux-mm@kvack.org
Subject: Re: [PATCH] swap_state.c thinko
Date: Fri, 6 Apr 2001 19:37:55 +0100 (BST) [thread overview]
Message-ID: <Pine.LNX.4.21.0104061932300.1374-100000@localhost.localdomain> (raw)
In-Reply-To: <20010406204713.P28118@athlon.random>
On Fri, 6 Apr 2001, Andrea Arcangeli wrote:
>
> swap cache also decrease the amount free-swap-space, that will be reclaimed as
> soon as we collect the swap cache. so we must add the swap cache size to the
> amount of virtual memory available (in addition to the in-core pagecachesize)
> to take care of the swap side. I suggested that as the fix for the failed
> malloc issue to the missioncritical guys when they asked me about that.
swapper_space.nrpages, that's neat, but I insist it's not right.
You're then double counting into "free" all the swap cache pages
(already included in page_cache_size) which correspond to pages
of swap for running processes - erring in the opposite direction
to the present code.
Hugh
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next prev parent reply other threads:[~2001-04-06 18:37 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-04-05 15:56 Ben LaHaise
2001-04-05 16:05 ` Rik van Riel
2001-04-05 17:11 ` Ben LaHaise
2001-04-05 23:40 ` Andrea Arcangeli
2001-04-06 0:32 ` Linus Torvalds
2001-04-06 16:31 ` Hugh Dickins
2001-04-06 17:21 ` Linus Torvalds
2001-04-06 18:23 ` Hugh Dickins
2001-04-06 18:57 ` Linus Torvalds
2001-04-06 19:06 ` Rik van Riel
2001-04-06 18:47 ` Andrea Arcangeli
2001-04-06 18:37 ` Hugh Dickins [this message]
2001-04-06 19:09 ` Andrea Arcangeli
2001-04-06 18:53 ` Hugh Dickins
2001-04-06 19:14 ` Andrea Arcangeli
2001-04-06 19:03 ` Hugh Dickins
2001-04-06 20:03 ` Andrea Arcangeli
2001-04-06 19:12 ` Richard Jerrell
2001-04-06 19:52 ` Linus Torvalds
2001-04-06 20:22 ` Andrea Arcangeli
2001-04-06 21:04 ` Rik van Riel
2001-04-07 1:27 ` Andrea Arcangeli
2001-04-09 18:16 ` Alan Cox
2001-04-09 18:45 ` Andrea Arcangeli
2001-04-09 20:32 ` Linus Torvalds
2001-04-09 20:54 ` David L. Parsley
2001-04-10 21:07 ` James Antill
2001-04-10 22:20 ` Jeff Garzik
2001-04-06 20:48 ` Hugh Dickins
2001-04-05 17:21 ` Hugh Dickins
2001-04-05 21:39 ` Richard Jerrell
2001-04-06 20:20 Bulent Abali
2001-04-06 20:33 ` Jeff Garzik
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