Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751719Ab2FXEWg (ORCPT ); Sun, 24 Jun 2012 00:22:36 -0400 Received: from mail-wi0-f178.google.com ([209.85.212.178]:34963 "EHLO mail-wi0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750776Ab2FXEWf (ORCPT ); Sun, 24 Jun 2012 00:22:35 -0400 MIME-Version: 1.0 In-Reply-To: <5AC2C9F0-EEFE-423E-BBB9-27102D1CA163@oracle.com> References: <1340448446-10198-1-git-send-email-linkinjeon@gmail.com> <20120623115106.GA2742@umich.edu> <5AC2C9F0-EEFE-423E-BBB9-27102D1CA163@oracle.com> Date: Sun, 24 Jun 2012 13:22:33 +0900 Message-ID: Subject: Re: [RFC PATCH] nfs: Support posix_fadvise(POSIX_FADV_RANDOM) on nfs server. From: Namjae Jeon To: Chuck Lever Cc: Jim Rees , "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 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1150 Lines: 35 2012/6/23, Chuck Lever : > > > 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. Where can I check it ? Thanks. > >> -- >> 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/