From: Andrea Arcangeli <andrea@suse.de>
To: Rik van Riel <riel@conectiva.com.br>
Cc: Ingo Molnar <mingo@elte.hu>,
linux-mm@kvack.org, Linus Torvalds <torvalds@transmeta.com>,
"Stephen C. Tweedie" <sct@redhat.com>
Subject: Re: [highmem bug report against -test5 and -test6] Re: [PATCH] Re: simple FS application that hangs 2.4-test5, mem mgmt problem or FS buffer cache mgmt problem? (fwd)
Date: Mon, 2 Oct 2000 21:56:28 +0200 [thread overview]
Message-ID: <20001002215628.D21473@athlon.random> (raw)
In-Reply-To: <Pine.LNX.4.21.0010021630500.22539-100000@duckman.distro.conectiva>; from riel@conectiva.com.br on Mon, Oct 02, 2000 at 04:35:43PM -0300
On Mon, Oct 02, 2000 at 04:35:43PM -0300, Rik van Riel wrote:
> because we keep the buffer heads on active pages in memory...
A page can be the most active and the VM and never need bh on it after the
first pagein. Keeping the bh on it means wasting tons of memory for no good
reason.
Andrea
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next prev parent reply other threads:[~2000-10-02 19:56 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-10-02 19:35 Rik van Riel
2000-10-02 19:56 ` Andrea Arcangeli [this message]
2000-10-02 19:59 ` Rik van Riel
2000-10-02 20:17 ` Andrea Arcangeli
2000-10-02 20:24 ` Rik van Riel
2000-10-02 21:16 ` Linus Torvalds
2000-10-02 20:06 ` Linus Torvalds
2000-10-02 20:16 ` Rik van Riel
2000-10-02 20:25 ` Ingo Molnar
2000-10-02 20:45 ` Rik van Riel
2000-10-02 21:21 ` Linus Torvalds
2000-10-02 21:27 ` Rik van Riel
2000-10-02 21:19 ` Linus Torvalds
2000-10-02 21:23 ` Rik van Riel
2000-10-02 21:31 ` Linus Torvalds
2000-10-02 21:42 ` Rik van Riel
2000-10-02 21:58 ` Linus Torvalds
2000-10-02 22:08 ` Rik van Riel
2000-10-02 22:18 ` Andrea Arcangeli
2000-10-02 22:23 ` Rik van Riel
2000-10-02 23:06 ` Linus Torvalds
2000-10-02 23:12 ` Rik van Riel
2000-10-02 23:16 ` Linus Torvalds
2000-10-02 23:20 ` Andrea Arcangeli
2000-10-02 22:53 ` Linus Torvalds
2000-10-02 23:06 ` Rik van Riel
2000-10-02 23:14 ` Linus Torvalds
2000-10-02 21:57 ` Ingo Molnar
2000-10-02 21:52 ` Rik van Riel
2000-10-02 22:53 ` Ingo Molnar
2000-10-02 23:01 ` Rik van Riel
2000-10-02 23:10 ` Andrea Arcangeli
2000-10-02 23:29 ` Ingo Molnar
2000-10-02 23:25 ` Andrea Arcangeli
2000-10-02 23:32 ` Linus Torvalds
2000-10-03 12:05 ` Ingo Molnar
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