Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751366AbXBUXsU (ORCPT ); Wed, 21 Feb 2007 18:48:20 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751364AbXBUXsU (ORCPT ); Wed, 21 Feb 2007 18:48:20 -0500 Received: from mx1.redhat.com ([66.187.233.31]:49406 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751354AbXBUXsR (ORCPT ); Wed, 21 Feb 2007 18:48:17 -0500 Message-ID: <45DCD9E5.2010106@redhat.com> Date: Wed, 21 Feb 2007 15:46:45 -0800 From: Ulrich Drepper Organization: Red Hat, Inc. User-Agent: Thunderbird 1.5.0.9 (X11/20070212) MIME-Version: 1.0 To: Ingo Molnar CC: "Michael K. Edwards" , linux-kernel@vger.kernel.org, Linus Torvalds , Arjan van de Ven , Christoph Hellwig , Andrew Morton , Alan Cox , Zach Brown , Evgeniy Polyakov , "David S. Miller" , Suparna Bhattacharya , Davide Libenzi , Jens Axboe , Thomas Gleixner Subject: Re: [patch 00/13] Syslets, "Threadlets", generic AIO support, v3 References: <20070221211355.GA7302@elte.hu> <20070221233111.GB5895@elte.hu> In-Reply-To: <20070221233111.GB5895@elte.hu> X-Enigmail-Version: 0.94.1.2.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enigAEC868673037F8140F28423F" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1429 Lines: 39 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigAEC868673037F8140F28423F Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Ingo Molnar wrote: > in terms of AIO, the best queueing model is i think what the kernel use= s=20 > internally: freely ordered, with barrier support. Speaking of AIO, how do you imagine lio_listio is implemented? If there is no asynchronous syscall it would mean creating a threadlet for each request but this means either waiting or creating several/many threads. --=20 =E2=9E=A7 Ulrich Drepper =E2=9E=A7 Red Hat, Inc. =E2=9E=A7 444 Castro St = =E2=9E=A7 Mountain View, CA =E2=9D=96 --------------enigAEC868673037F8140F28423F Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) Comment: Using GnuPG with Fedora - http://enigmail.mozdev.org iD8DBQFF3Nnm2ijCOnn/RHQRAmzpAKCRNkvgljdPStMA+j/57bXOulw7tgCfeK73 2s92RYE5stWX7nVZSi3rqFw= =bKDB -----END PGP SIGNATURE----- --------------enigAEC868673037F8140F28423F-- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/