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Date: Wed, 30 May 2007 21:32:27 +0200 From: Jens Axboe <jens.axboe@...cle.com> To: Linus Torvalds <torvalds@...ux-foundation.org> Cc: Mark Lord <lkml@....ca>, Ingo Molnar <mingo@...e.hu>, Jeff Garzik <jeff@...zik.org>, Zach Brown <zach.brown@...cle.com>, linux-kernel@...r.kernel.org, Arjan van de Ven <arjan@...radead.org>, Christoph Hellwig <hch@...radead.org>, Andrew Morton <akpm@....com.au>, Alan Cox <alan@...rguk.ukuu.org.uk>, Ulrich Drepper <drepper@...hat.com>, Evgeniy Polyakov <johnpol@....mipt.ru>, "David S. Miller" <davem@...emloft.net>, Suparna Bhattacharya <suparna@...ibm.com>, Davide Libenzi <davidel@...ilserver.org>, Thomas Gleixner <tglx@...utronix.de> Subject: Re: Syslets, Threadlets, generic AIO support, v6 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 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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