From: Christoph Hellwig <hch@caldera.de>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: "Stephen C. Tweedie" <sct@redhat.com>,
bsuparna@in.ibm.com, linux-kernel@vger.kernel.org,
kiobuf-io-devel@lists.sourceforge.net
Subject: Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound event wait /notify + callback chains
Date: Thu, 1 Feb 2001 20:00:55 +0100 [thread overview]
Message-ID: <20010201200055.A7182@caldera.de> (raw)
In-Reply-To: <20010201194800.A4653@caldera.de> <E14OOvP-0004sX-00@the-village.bc.nu>
In-Reply-To: <E14OOvP-0004sX-00@the-village.bc.nu>; from alan@lxorguk.ukuu.org.uk on Thu, Feb 01, 2001 at 06:57:41PM +0000
On Thu, Feb 01, 2001 at 06:57:41PM +0000, Alan Cox wrote:
> Not for raw I/O. Although for the drivers that can't cope then going via
> the page cache is certainly the next best alternative
True - but raw-io has it's own alignment issues anyway.
> Yes. You also need a way to describe it in terms of page * in order to do
> mm locking for raw I/O (like the video capture stuff wants)
Right. (That's why we have the struct page * always as part of the structure)
> Certainly having the lightweight one a subset of the heavyweight one is a good
> target.
Yes, I'm trying to address that...
Christoph
--
Of course it doesn't work. We've performed a software upgrade.
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next prev parent reply other threads:[~2001-02-01 19:02 UTC|newest]
Thread overview: 201+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-02-01 14:44 [Kiobuf-io-devel] RFC: Kernel mechanism: Compound event wait /notify + callback chains bsuparna
2001-02-01 15:09 ` Christoph Hellwig
2001-02-01 16:08 ` Steve Lord
2001-02-01 16:49 ` Stephen C. Tweedie
2001-02-01 17:02 ` Christoph Hellwig
2001-02-01 17:34 ` Alan Cox
2001-02-01 17:49 ` Stephen C. Tweedie
2001-02-01 17:09 ` Chaitanya Tumuluri
2001-02-01 20:33 ` Christoph Hellwig
2001-02-01 20:56 ` Steve Lord
2001-02-01 20:59 ` Christoph Hellwig
2001-02-01 21:17 ` Steve Lord
2001-02-01 21:44 ` Stephen C. Tweedie
2001-02-01 22:07 ` Stephen C. Tweedie
2001-02-02 12:02 ` Christoph Hellwig
2001-02-05 12:19 ` Stephen C. Tweedie
2001-02-05 21:28 ` Ingo Molnar
2001-02-05 22:58 ` Stephen C. Tweedie
2001-02-05 23:06 ` Alan Cox
2001-02-05 23:16 ` Stephen C. Tweedie
2001-02-06 0:19 ` Manfred Spraul
2001-02-03 20:28 ` Linus Torvalds
2001-02-05 11:03 ` Stephen C. Tweedie
2001-02-05 12:00 ` Manfred Spraul
2001-02-05 15:03 ` Stephen C. Tweedie
2001-02-05 15:19 ` Alan Cox
2001-02-05 17:20 ` Stephen C. Tweedie
2001-02-05 17:29 ` Alan Cox
2001-02-05 18:49 ` Stephen C. Tweedie
2001-02-05 19:04 ` Alan Cox
2001-02-05 19:09 ` Linus Torvalds
2001-02-05 19:16 ` [Kiobuf-io-devel] RFC: Kernel mechanism: Compound event wait Alan Cox
2001-02-05 19:28 ` Linus Torvalds
2001-02-05 20:54 ` Stephen C. Tweedie
2001-02-05 21:08 ` David Lang
2001-02-05 21:51 ` Alan Cox
2001-02-06 0:07 ` Stephen C. Tweedie
2001-02-06 17:00 ` Christoph Hellwig
2001-02-06 17:05 ` Stephen C. Tweedie
2001-02-06 17:14 ` Jens Axboe
2001-02-06 17:22 ` Christoph Hellwig
2001-02-06 18:26 ` Stephen C. Tweedie
2001-02-06 17:37 ` Ben LaHaise
2001-02-06 18:00 ` Jens Axboe
2001-02-06 18:09 ` Ben LaHaise
2001-02-06 19:35 ` Jens Axboe
2001-02-06 18:14 ` Linus Torvalds
2001-02-08 11:21 ` Andi Kleen
2001-02-08 14:11 ` Martin Dalecki
2001-02-08 17:59 ` Linus Torvalds
2001-02-06 18:18 ` Ingo Molnar
2001-02-06 18:25 ` Ben LaHaise
2001-02-06 18:35 ` Ingo Molnar
2001-02-06 18:54 ` Ben LaHaise
2001-02-06 18:58 ` Ingo Molnar
2001-02-06 19:11 ` Ben LaHaise
2001-02-06 19:32 ` Jens Axboe
2001-02-06 19:32 ` Ingo Molnar
2001-02-06 19:32 ` Linus Torvalds
2001-02-06 19:44 ` Ingo Molnar
2001-02-06 19:49 ` Ben LaHaise
2001-02-06 19:57 ` Ingo Molnar
2001-02-06 20:07 ` Jens Axboe
2001-02-06 20:25 ` Ben LaHaise
2001-02-06 20:41 ` Manfred Spraul
2001-02-06 20:50 ` Jens Axboe
2001-02-06 21:26 ` Manfred Spraul
2001-02-06 21:42 ` Linus Torvalds
2001-02-06 20:16 ` Marcelo Tosatti
2001-02-06 22:09 ` Jens Axboe
2001-02-06 22:26 ` Linus Torvalds
2001-02-06 21:13 ` Marcelo Tosatti
2001-02-06 23:26 ` Linus Torvalds
2001-02-07 23:17 ` select() returning busy for regular files [was Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound event wait] Pavel Machek
2001-02-08 13:57 ` Ben LaHaise
2001-02-08 17:52 ` Linus Torvalds
2001-02-08 15:06 ` [Kiobuf-io-devel] RFC: Kernel mechanism: Compound event wait Ben LaHaise
2001-02-08 13:44 ` Marcelo Tosatti
2001-02-08 13:45 ` Marcelo Tosatti
2001-02-07 23:15 ` Pavel Machek
2001-02-08 13:22 ` Stephen C. Tweedie
2001-02-08 12:03 ` Marcelo Tosatti
2001-02-08 15:46 ` Mikulas Patocka
2001-02-08 14:05 ` Marcelo Tosatti
2001-02-08 16:11 ` Mikulas Patocka
2001-02-08 14:44 ` Marcelo Tosatti
2001-02-08 16:57 ` Rik van Riel
2001-02-08 17:13 ` James Sutherland
2001-02-08 18:38 ` Linus Torvalds
2001-02-09 12:17 ` Martin Dalecki
2001-02-08 15:55 ` Jens Axboe
2001-02-08 18:09 ` Linus Torvalds
2001-02-08 14:52 ` Mikulas Patocka
2001-02-08 19:50 ` Stephen C. Tweedie
2001-02-11 21:30 ` Pavel Machek
2001-02-06 21:57 ` Manfred Spraul
2001-02-06 22:13 ` Linus Torvalds
2001-02-06 22:26 ` Andre Hedrick
2001-02-06 20:49 ` Jens Axboe
2001-02-07 0:21 ` Stephen C. Tweedie
2001-02-07 0:25 ` Ingo Molnar
2001-02-07 0:36 ` Stephen C. Tweedie
2001-02-07 0:50 ` Linus Torvalds
2001-02-07 1:49 ` Stephen C. Tweedie
2001-02-07 2:37 ` Linus Torvalds
2001-02-07 14:52 ` Stephen C. Tweedie
2001-02-07 19:12 ` Richard Gooch
2001-02-07 20:03 ` Stephen C. Tweedie
2001-02-07 1:51 ` Jeff V. Merkey
2001-02-07 1:01 ` Ingo Molnar
2001-02-07 1:59 ` Jeff V. Merkey
2001-02-07 1:02 ` Jens Axboe
2001-02-07 1:19 ` Linus Torvalds
2001-02-07 1:39 ` Jens Axboe
2001-02-07 1:45 ` Linus Torvalds
2001-02-07 1:55 ` Jens Axboe
2001-02-07 9:10 ` David Howells
2001-02-07 12:16 ` Stephen C. Tweedie
2001-02-07 2:00 ` Jeff V. Merkey
2001-02-07 1:06 ` Ingo Molnar
2001-02-07 1:09 ` Jens Axboe
2001-02-07 1:11 ` Ingo Molnar
2001-02-07 1:26 ` Linus Torvalds
2001-02-07 2:07 ` Jeff V. Merkey
2001-02-07 1:08 ` Jens Axboe
2001-02-07 2:08 ` Jeff V. Merkey
2001-02-07 1:42 ` Jeff V. Merkey
2001-02-07 0:42 ` Linus Torvalds
2001-02-07 0:35 ` Jens Axboe
2001-02-07 0:41 ` Linus Torvalds
2001-02-07 1:27 ` Stephen C. Tweedie
2001-02-07 1:40 ` Linus Torvalds
2001-02-12 10:07 ` Jamie Lokier
2001-02-06 20:26 ` Linus Torvalds
2001-02-06 20:25 ` Christoph Hellwig
2001-02-06 20:35 ` Ingo Molnar
2001-02-06 19:05 ` Marcelo Tosatti
2001-02-06 20:59 ` Ingo Molnar
2001-02-06 21:20 ` Steve Lord
2001-02-07 18:27 ` Christoph Hellwig
2001-02-06 20:59 ` Linus Torvalds
2001-02-07 18:26 ` Christoph Hellwig
2001-02-07 18:36 ` Linus Torvalds
2001-02-07 18:44 ` Christoph Hellwig
2001-02-08 0:34 ` Neil Brown
2001-02-06 19:46 ` Ingo Molnar
2001-02-06 20:16 ` Ben LaHaise
2001-02-06 20:22 ` Ingo Molnar
2001-02-06 19:20 ` Linus Torvalds
2001-02-06 0:31 ` Roman Zippel
2001-02-06 1:01 ` Linus Torvalds
2001-02-06 1:08 ` David S. Miller
2001-02-06 9:22 ` Roman Zippel
2001-02-06 9:30 ` Ingo Molnar
2001-02-05 22:09 ` [Kiobuf-io-devel] RFC: Kernel mechanism: Compound event wait /notify + callback chains Ingo Molnar
2001-02-05 16:56 ` Linus Torvalds
2001-02-05 17:27 ` [Kiobuf-io-devel] RFC: Kernel mechanism: Compound event wait Alan Cox
2001-02-05 16:36 ` [Kiobuf-io-devel] RFC: Kernel mechanism: Compound event wait /notify + callback chains Linus Torvalds
2001-02-05 19:08 ` Stephen C. Tweedie
2001-02-01 17:49 ` Christoph Hellwig
2001-02-01 17:58 ` Alan Cox
2001-02-01 18:32 ` Rik van Riel
2001-02-01 18:59 ` yodaiken
2001-02-01 19:33 ` Stephen C. Tweedie
2001-02-01 18:51 ` bcrl
2001-02-01 16:16 ` Stephen C. Tweedie
2001-02-01 17:05 ` Christoph Hellwig
2001-02-01 17:09 ` Christoph Hellwig
2001-02-01 17:41 ` Stephen C. Tweedie
2001-02-01 18:14 ` Christoph Hellwig
2001-02-01 18:25 ` Alan Cox
2001-02-01 18:39 ` Rik van Riel
2001-02-01 18:46 ` [Kiobuf-io-devel] RFC: Kernel mechanism: Compound event wait Alan Cox
2001-02-01 18:48 ` [Kiobuf-io-devel] RFC: Kernel mechanism: Compound event wait /notify + callback chains Christoph Hellwig
2001-02-01 18:57 ` Alan Cox
2001-02-01 19:00 ` Christoph Hellwig [this message]
2001-02-01 19:32 ` Stephen C. Tweedie
2001-02-01 20:46 ` Christoph Hellwig
2001-02-01 21:25 ` Stephen C. Tweedie
2001-02-02 11:51 ` Christoph Hellwig
2001-02-02 14:04 ` Stephen C. Tweedie
2001-02-02 4:18 ` bcrl
2001-02-02 12:12 ` Christoph Hellwig
2001-02-01 20:04 ` Chaitanya Tumuluri
-- strict thread matches above, loose matches on Subject: below --
2001-02-06 13:50 bsuparna
2001-02-06 14:07 ` Jens Axboe
[not found] <CA2569EA.00506BBC.00@d73mta05.au.ibm.com>
2001-02-05 15:01 ` Stephen C. Tweedie
2001-02-05 14:31 bsuparna
[not found] <CA2569E9.004A4E23.00@d73mta05.au.ibm.com>
2001-02-05 12:09 ` Stephen C. Tweedie
2001-02-04 13:24 bsuparna
2001-02-02 15:31 bsuparna
2001-02-01 13:20 bsuparna
2001-02-01 7:58 bsuparna
2001-02-01 12:39 ` Stephen C. Tweedie
2001-02-01 4:55 bsuparna
2001-02-01 12:19 ` Stephen C. Tweedie
2001-02-01 16:30 ` Chaitanya Tumuluri
2001-02-01 3:59 bsuparna
[not found] <CA2569E5.004D51A7.00@d73mta05.au.ibm.com>
2001-01-31 23:32 ` Stephen C. Tweedie
2001-01-31 13:58 bsuparna
2001-01-30 14:09 bsuparna
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