From patchwork Wed Nov 14 22:39:15 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chuck Lever X-Patchwork-Id: 1744421 Return-Path: X-Original-To: patchwork-linux-nfs@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork1.kernel.org (Postfix) with ESMTP id 845A53FC64 for ; Wed, 14 Nov 2012 22:39:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933168Ab2KNWjS (ORCPT ); Wed, 14 Nov 2012 17:39:18 -0500 Received: from mail-ie0-f174.google.com ([209.85.223.174]:34228 "EHLO mail-ie0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933163Ab2KNWjR (ORCPT ); Wed, 14 Nov 2012 17:39:17 -0500 Received: by mail-ie0-f174.google.com with SMTP id k13so1402953iea.19 for ; Wed, 14 Nov 2012 14:39:17 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:subject:to:date:message-id:user-agent:mime-version :content-type:content-transfer-encoding; bh=FLF0hGV0V+Ev1i89iyVmtAw3FYkVIwcSp2/2t2tXwHU=; b=AV4z0BsdHhiQThBaYt5OwGXlbtgpPGK8F1VmhlC2O1zLR3q0hnhnOdrso1e2nKXlCA p1VRCuBfwx4T3DNja29m3u6UFewt3kpjH9b233naq6JtKOE4CX0XJKQihoYT2Yw71rwt nHsS5Stci9WKN5CDb92bFBfBQfcwRMsz82+PMY6s3amxe/sB1n4Hb+KAH4yO5LUGQQO6 r9Aqr4eim3VAxd+99GwSizZi6Ir696LqRFekxc5QY6QtaclBmpQnCruxGTnMX2R0i0Yq J23pvbs8/m1p04GRQ5dVuUsRq4WYbdvh9p+W7lQHrgWXWt3uJYzfPZ0jq1S/D69HvV/Z jrAA== Received: by 10.50.150.174 with SMTP id uj14mr580109igb.19.1352932757149; Wed, 14 Nov 2012 14:39:17 -0800 (PST) Received: from seurat.1015granger.net (adsl-99-26-161-222.dsl.sfldmi.sbcglobal.net. [99.26.161.222]) by mx.google.com with ESMTPS id kp4sm2428910igc.1.2012.11.14.14.39.15 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 14 Nov 2012 14:39:16 -0800 (PST) From: Chuck Lever Subject: [PATCH] nfs(5): Document the minorversion= mount option To: linux-nfs@vger.kernel.org Date: Wed, 14 Nov 2012 17:39:15 -0500 Message-ID: <20121114223600.48062.5680.stgit@seurat.1015granger.net> User-Agent: StGIT/0.14.3 MIME-Version: 1.0 Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org Signed-off-by: Chuck Lever --- Our pals on the Solaris team recently noticed that the minorversion= option is not documented in nfs(5). This is a first take, just to start the conversation. I'm pretty sure I got the kernel version information wrong, for instance. Any other comments? utils/mount/nfs.man | 17 +++++++++++++++++ 1 files changed, 17 insertions(+), 0 deletions(-) -- 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 diff --git a/utils/mount/nfs.man b/utils/mount/nfs.man index c15de98..66198cc 100644 --- a/utils/mount/nfs.man +++ b/utils/mount/nfs.man @@ -777,6 +777,23 @@ so if this mount option is not specified, the NFS version 4 client uses the TCP protocol. Refer to the TRANSPORT METHODS section for more details. .TP 1.5i +.BI minorversion= n +Specifies the protocol minor version number. +NFSv4 introduces "minor versioning," where NFS protocol enhancements can +be introduced without bumping the NFS protocol version number. +Before kernel 2.6.38, the minor version is always zero, and this +option is not recognized. +After this kernel, specifying "minorversion=1" enables a number of +advanced features, such as NFSv4 sessions. +.IP +Recent kernels allow the minor version to be specified using the +.B vers= +option. +For example, specifying +.B vers=4.1 +is the same as specifying +.BR vers=4,minorversion=1 . +.TP 1.5i .BI port= n The numeric value of the server's NFS service port. If the server's NFS service is not available on the specified port,