Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752096Ab0ADFRb (ORCPT ); Mon, 4 Jan 2010 00:17:31 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750964Ab0ADFR3 (ORCPT ); Mon, 4 Jan 2010 00:17:29 -0500 Received: from chilli.pcug.org.au ([203.10.76.44]:39676 "EHLO smtps.tip.net.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750838Ab0ADFR2 (ORCPT ); Mon, 4 Jan 2010 00:17:28 -0500 Date: Mon, 4 Jan 2010 16:17:19 +1100 From: Stephen Rothwell To: Wu Fengguang Cc: Andi Kleen , Andrew Morton , Quentin Barnes , "linux-kernel@vger.kernel.org" , "linux-fsdevel@vger.kernel.org" , Nick Piggin , Steven Whitehouse , David Howells , Al Viro , Jonathan Corbet , Christoph Hellwig Subject: Re: [RFC][PATCH v3] readahead: introduce O_RANDOM for POSIX_FADV_RANDOM Message-Id: <20100104161719.a0bb35ad.sfr@canb.auug.org.au> In-Reply-To: <20100104045020.GA21021@localhost> References: <20091225000717.GA26949@yahoo-inc.com> <87aax18xms.fsf@basil.nowhere.org> <20091230051540.GA16308@localhost> <20091230052402.GB26364@localhost> <873a2s8hmp.fsf@basil.nowhere.org> <20100104045020.GA21021@localhost> X-Mailer: Sylpheed 3.0.0beta4 (GTK+ 2.18.5; i486-pc-linux-gnu) Mime-Version: 1.0 Content-Type: multipart/signed; protocol="application/pgp-signature"; micalg="PGP-SHA1"; boundary="Signature=_Mon__4_Jan_2010_16_17_19_+1100_oQXHM_dh_ML2_Wjk" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1385 Lines: 46 --Signature=_Mon__4_Jan_2010_16_17_19_+1100_oQXHM_dh_ML2_Wjk Content-Type: text/plain; charset=US-ASCII Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi Wu, On Mon, 4 Jan 2010 12:50:20 +0800 Wu Fengguang wro= te: > > --- linux.orig/include/asm-generic/fcntl.h 2010-01-04 12:39:29.000000000 = +0800 > +++ linux/include/asm-generic/fcntl.h 2010-01-04 12:40:11.000000000 +0800 > @@ -80,6 +80,10 @@ > #define O_NDELAY O_NONBLOCK > #endif > =20 > +#ifndef O_RANDOM > +#define O_RANDOM 010000000 /* random access pattern hint */ > +#endif This value conflicts with O_CLOEXEC on alpha and parisc and O_NOATIME on sparc. --=20 Cheers, Stephen Rothwell sfr@canb.auug.org.au http://www.canb.auug.org.au/~sfr/ --Signature=_Mon__4_Jan_2010_16_17_19_+1100_oQXHM_dh_ML2_Wjk Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) iEYEARECAAYFAktBed8ACgkQjjKRsyhoI8wIEQCeNMjDV1v8tte7KqFHMMs7jBRA efEAn2xEHcGVeoCws3CkP/C9cLxVpZsi =qvHN -----END PGP SIGNATURE----- --Signature=_Mon__4_Jan_2010_16_17_19_+1100_oQXHM_dh_ML2_Wjk-- -- 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/