From: "Stephen C. Tweedie" <sct@redhat.com>
To: Linus Torvalds <torvalds@transmeta.com>
Cc: "Stephen C. Tweedie" <sct@redhat.com>,
Andrea Arcangeli <andrea@suse.de>,
Rik van Riel <riel@nl.linux.org>, Ingo Molnar <mingo@redhat.com>,
linux-mm@kvack.org
Subject: Re: PATCH [2.4.0test10]: Kiobuf#02, fault-in fix
Date: Wed, 8 Nov 2000 12:31:43 +0000 [thread overview]
Message-ID: <20001108123143.O11411@redhat.com> (raw)
In-Reply-To: <Pine.LNX.4.10.10011060912120.7955-100000@penguin.transmeta.com>; from torvalds@transmeta.com on Mon, Nov 06, 2000 at 09:23:38AM -0800
Hi,
On Mon, Nov 06, 2000 at 09:23:38AM -0800, Linus Torvalds wrote:
> We should just change the page followers (do_no_page() and friends) to
> return the "struct page" directly, instead of returning an "int".
Even, as Andrea pointed out, if the cost is that we have to do two
extra atomic ops to bump the page count inside do_*_page and drop
it again in the fault handler?
I'll do it, but not if we later decide that the cost isn't worth it
and have to throw the code out.
Cheers,
Stephen
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prev parent reply other threads:[~2000-11-08 12:31 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-11-02 13:40 Stephen C. Tweedie
2000-11-02 14:30 ` Jeff Garzik
2000-11-02 15:58 ` Stephen C. Tweedie
2000-11-04 1:28 ` Eric Lowe
2000-11-03 22:27 ` Andrea Arcangeli
2000-11-04 1:36 ` Eric Lowe
2000-11-04 2:07 ` Andrea Arcangeli
2000-11-06 15:05 ` Stephen C. Tweedie
2000-11-06 16:12 ` Andrea Arcangeli
2000-11-06 16:54 ` Stephen C. Tweedie
2000-11-06 22:34 ` Andrea Arcangeli
2000-11-07 11:17 ` Stephen C. Tweedie
2000-11-06 17:23 ` Linus Torvalds
2000-11-07 11:57 ` Stephen C. Tweedie
2000-11-07 13:37 ` Andrea Arcangeli
2000-11-08 12:31 ` Stephen C. Tweedie [this message]
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