From: Jens Axboe <jens.axboe@oracle.com>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mark Lord <lkml@rtr.ca>, Ingo Molnar <mingo@elte.hu>,
Jeff Garzik <jeff@garzik.org>, Zach Brown <zach.brown@oracle.com>,
linux-kernel@vger.kernel.org,
Arjan van de Ven <arjan@infradead.org>,
Christoph Hellwig <hch@infradead.org>,
Andrew Morton <akpm@zip.com.au>,
Alan Cox <alan@lxorguk.ukuu.org.uk>,
Ulrich Drepper <drepper@redhat.com>,
Evgeniy Polyakov <johnpol@2ka.mipt.ru>,
"David S. Miller" <davem@davemloft.net>,
Suparna Bhattacharya <suparna@in.ibm.com>,
Davide Libenzi <davidel@xmailserver.org>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: Syslets, Threadlets, generic AIO support, v6
Date: Wed, 30 May 2007 21:32:27 +0200 [thread overview]
Message-ID: <20070530193226.GB32105@kernel.dk> (raw)
In-Reply-To: <alpine.LFD.0.98.0705301212520.26602@woody.linux-foundation.org>
On Wed, May 30 2007, Linus Torvalds wrote:
>
>
> On Wed, 30 May 2007, Mark Lord wrote:
> >
> > I wonder how useful it would be to reimplement sendfile()
> > using splice(), either in glibc or inside the kernel itself?
>
> I'd like that, if only because right now we have two separate paths that
> kind of do the same thing, and splice really is the only one that is
> generic.
>
> I thought Jens even had some experimental patches for it. It might be
> worth to "just do it" - there's some internal overhead, but on the other
> hand, it's also likely the best way to make sure any issues get sorted
> out.
I do, this is a one year old patch that does that:
http://git.kernel.dk/?p=linux-2.6-block.git;a=commitdiff;h=f8f550e027fd07ad8d87110178803dc63b544d89
I'll update it, test, and submit for 2.6.23.
--
Jens Axboe
next prev parent reply other threads:[~2007-05-30 19:33 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-29 21:27 Syslets, Threadlets, generic AIO support, v6 Zach Brown
2007-05-29 21:49 ` Linus Torvalds
2007-05-29 22:49 ` Zach Brown
2007-05-29 22:16 ` Jeff Garzik
2007-05-29 23:09 ` Zach Brown
2007-05-29 23:20 ` Ulrich Drepper
2007-05-30 1:11 ` Dave Jones
2007-05-30 17:08 ` Zach Brown
2007-05-30 7:26 ` Ingo Molnar
2007-05-30 7:20 ` Ingo Molnar
2007-05-30 7:31 ` Ulrich Drepper
2007-05-30 8:42 ` Ingo Molnar
2007-05-30 8:51 ` Evgeniy Polyakov
2007-05-30 9:05 ` Ingo Molnar
2007-05-30 15:16 ` Linus Torvalds
2007-05-30 15:39 ` Ulrich Drepper
2007-05-30 19:40 ` Davide Libenzi
2007-05-30 19:55 ` Ulrich Drepper
2007-05-30 20:00 ` Linus Torvalds
2007-05-30 20:21 ` Davide Libenzi
2007-05-30 20:31 ` Eric Dumazet
2007-05-30 20:44 ` Linus Torvalds
2007-05-30 21:53 ` Eric Dumazet
2007-05-30 21:31 ` Davide Libenzi
2007-05-30 21:16 ` Ulrich Drepper
2007-05-30 21:27 ` Linus Torvalds
2007-05-30 21:47 ` Ulrich Drepper
2007-05-30 22:06 ` Davide Libenzi
2007-05-30 21:48 ` Davide Libenzi
2007-05-30 22:01 ` Linus Torvalds
2007-05-31 6:13 ` Ingo Molnar
2007-05-31 7:35 ` Eric Dumazet
2007-05-31 9:26 ` Ingo Molnar
2007-05-31 9:02 ` Ingo Molnar
2007-05-31 10:41 ` Eric Dumazet
2007-05-31 10:50 ` Ingo Molnar
2007-05-31 9:32 ` Ingo Molnar
2007-05-31 9:34 ` Jens Axboe
2007-05-30 22:09 ` Eric Dumazet
2007-05-30 21:51 ` David M. Lloyd
2007-05-30 22:24 ` William Lee Irwin III
2007-05-30 21:38 ` Jeremy Fitzhardinge
2007-05-30 21:39 ` Davide Libenzi
2007-05-30 21:36 ` Jeremy Fitzhardinge
2007-05-30 21:44 ` Linus Torvalds
2007-05-30 21:48 ` Linus Torvalds
2007-05-30 21:54 ` Jeremy Fitzhardinge
2007-05-30 22:27 ` Matt Mackall
2007-05-30 22:38 ` William Lee Irwin III
2007-05-30 8:32 ` Evgeniy Polyakov
2007-05-30 8:54 ` Ingo Molnar
2007-05-30 9:30 ` Evgeniy Polyakov
2007-05-30 9:28 ` Jeff Garzik
2007-05-30 13:02 ` Ingo Molnar
2007-05-30 13:20 ` Ingo Molnar
2007-05-30 15:31 ` Linus Torvalds
2007-05-30 16:09 ` Ingo Molnar
2007-05-30 17:57 ` Jens Axboe
2007-05-30 19:05 ` Mark Lord
2007-05-30 19:10 ` Jens Axboe
2007-05-30 19:15 ` Linus Torvalds
2007-05-30 19:32 ` Jens Axboe [this message]
2007-05-30 20:07 ` Eric Dumazet
2007-05-30 20:31 ` Linus Torvalds
2007-05-30 20:46 ` Eric Dumazet
2007-05-30 19:52 ` Davide Libenzi
2007-05-30 7:40 ` Jens Axboe
2007-05-30 16:55 ` Zach Brown
2007-05-30 17:33 ` Jens Axboe
-- strict thread matches above, loose matches on Subject: below --
2007-05-31 8:15 Albert Cahalan
2007-05-31 9:50 ` Ingo Molnar
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