Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754453Ab2FWNbp (ORCPT ); Sat, 23 Jun 2012 09:31:45 -0400 Received: from acsinet15.oracle.com ([141.146.126.227]:18078 "EHLO acsinet15.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753553Ab2FWNbO convert rfc822-to-8bit (ORCPT ); Sat, 23 Jun 2012 09:31:14 -0400 References: <1340448446-10198-1-git-send-email-linkinjeon@gmail.com> <20120623115106.GA2742@umich.edu> In-Reply-To: <20120623115106.GA2742@umich.edu> Mime-Version: 1.0 (1.0) Content-Transfer-Encoding: 8BIT Content-Type: text/plain; charset=us-ascii Message-Id: <5AC2C9F0-EEFE-423E-BBB9-27102D1CA163@oracle.com> Cc: Namjae Jeon , "bfields@fieldses.org" , "Trond.Myklebust@netapp.com" , "akpm@linux-foundation.org" , "bharrosh@panasas.com" , "linux-nfs@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Namjae Jeon , VivekTrivedi , Amit Sahrawat X-Mailer: iPad Mail (9B206) From: Chuck Lever Subject: Re: [RFC PATCH] nfs: Support posix_fadvise(POSIX_FADV_RANDOM) on nfs server. Date: Sat, 23 Jun 2012 09:30:36 -0400 To: Jim Rees X-Source-IP: acsinet22.oracle.com [141.146.126.238] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1040 Lines: 30 Sent from my iPad On Jun 23, 2012, at 7:51 AM, Jim Rees wrote: > Namjae Jeon wrote: > > From: Namjae Jeon > > This patch disable readahead for a file on NFS Server when > posix_fadvise(fd..., POSIX_FADV_RANDOM) is called on NFS > Client. > > It looks like you're adding an argument to the read op. Wouldn't that be an > incompatible change? In which case wouldn't it be better to propose this > for inclusion in NFS 4.2? In fact didn't Dean propose this? What ever > happened with that? Yes, posix_fadvise support is part of NFSv4.2. > -- > To unsubscribe from this list: send the line "unsubscribe linux-nfs" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- 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/