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From: Linus Torvalds <torvalds@transmeta.com>
To: Alexander Viro <viro@math.psu.edu>
Cc: Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] Re: test10-pre7
Date: Mon, 30 Oct 2000 15:05:43 -0800 (PST)	[thread overview]
Message-ID: <Pine.LNX.4.10.10010301459250.1085-100000@penguin.transmeta.com> (raw)
In-Reply-To: <Pine.GSO.4.21.0010301652370.1177-100000@weyl.math.psu.edu>



On Mon, 30 Oct 2000, Alexander Viro wrote:
>
> [ sync_page brokenness ]
> 
> To elaborate: the thing is called if we get a contention on the page lock.

Ok, sync_page() looks like a broken design, but I suspect that for
expediency the simplest fix is to just make the NFS sync_page() (re-)check
for "mapping == NULL", and let it be at that. Avoid the NULL pointer
dereference (very small window already).

We should probably in the long run make "page->buffers" be a more generic
thing, and let NFS use it as a wb-info thing, and be done with it. That's
obviously not 2.4.x material, though.

		Linus

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  reply	other threads:[~2000-10-30 23:06 UTC|newest]

Thread overview: 59+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2000-10-30 19:32 test10-pre7 Linus Torvalds
2000-10-30 20:34 ` [PATCH] test10-pre7 Alexander Viro
2000-10-30 21:02   ` Linus Torvalds
2000-10-30 21:23     ` Alexander Viro
2000-10-30 22:01       ` Alexander Viro
2000-10-30 23:05         ` Linus Torvalds [this message]
2000-10-30 23:14           ` Alexander Viro
2000-10-30 23:17             ` Linus Torvalds
2000-10-30 22:21       ` Linus Torvalds
2000-10-30 22:06   ` Rik van Riel
2000-10-31 10:05   ` John Kennedy
2000-10-30 21:37 ` test10-pre7 Keith Owens
2000-10-30 22:01   ` test10-pre7 Jeff Garzik
2000-10-30 22:06     ` test10-pre7 Keith Owens
2000-10-30 22:13       ` test10-pre7 Jeff Garzik
2000-10-30 22:24     ` test10-pre7 Linus Torvalds
2000-10-30 22:41       ` test10-pre7 Keith Owens
2000-10-30 22:51         ` test10-pre7 Linus Torvalds
2000-10-30 23:02           ` test10-pre7 Jeff Garzik
2000-10-30 23:04             ` test10-pre7 Keith Owens
2000-10-30 23:08             ` test10-pre7 Linus Torvalds
2000-10-30 23:03           ` test10-pre7 Keith Owens
2000-10-30 23:15             ` test10-pre7 Linus Torvalds
2000-10-30 23:32               ` test10-pre7 Christoph Hellwig
2000-10-30 23:40                 ` test10-pre7 Linus Torvalds
2000-10-30 23:45                   ` test10-pre7 Christoph Hellwig
2000-10-30 23:51                     ` test10-pre7 Linus Torvalds
2000-10-30 23:57                       ` test10-pre7 Christoph Hellwig
2000-10-31  0:47                         ` test10-pre7 Linus Torvalds
2000-10-31  1:01                           ` test10-pre7 Christoph Hellwig
2000-10-31  2:54                             ` test10-pre7 Linus Torvalds
2000-10-31  1:49                           ` test10-pre7 Keith Owens
2000-10-31  2:07                             ` test10-pre7 Keith Owens
2000-10-31  2:58                             ` test10-pre7 Linus Torvalds
2000-10-31 13:55                               ` test10-pre7 Peter Samuelson
2000-10-31 17:29                                 ` test10-pre7 Linus Torvalds
2000-10-31 17:38                                   ` test10-pre7 H. Peter Anvin
2000-10-31 19:51                                     ` test10-pre7 Horst von Brand
2000-11-01  2:32                                   ` test10-pre7 Peter Samuelson
2000-10-31  4:57                             ` test10-pre7 Rusty Russell
2000-10-31  6:10                               ` test10-pre7 Linus Torvalds
2000-10-30 23:38               ` test10-pre7 Keith Owens
2000-10-30 23:47                 ` test10-pre7 Linus Torvalds
2000-10-31  0:03                   ` test10-pre7 Keith Owens
2000-10-31  9:37                 ` test10-pre7 Russell King
2000-10-31 14:02                   ` test10-pre7 Keith Owens
2000-10-31 14:16                     ` test10-pre7 Peter Samuelson
2000-10-31 17:31                     ` test10-pre7 Linus Torvalds
2000-10-31 19:28                       ` test10-pre7 Russell King
2000-10-31 20:59                         ` test10-pre7 Linus Torvalds
2000-11-01  0:16                           ` test10-pre7 (LINK ordering) Randy Dunlap
2000-11-01  0:52                             ` Jeff Garzik
2000-11-01  3:06                         ` test10-pre7 Peter Samuelson
2000-11-01  2:35                       ` test10-pre7 Keith Owens
2000-11-01 12:46                         ` test10-pre7 Alan Cox
2000-10-31 11:59               ` test10-pre7 Peter Samuelson
2000-10-31 21:01                 ` test10-pre7 John Alvord
2000-11-01  3:30                   ` test10-pre7 Peter Samuelson
2000-10-31  8:18       ` test10-pre7 Rogier Wolff

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