From owner-cvs-src-old@FreeBSD.ORG Sun Apr 25 01:56:50 2010 Return-Path: Delivered-To: cvs-src-old@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 50302106568D for ; Sun, 25 Apr 2010 01:56:50 +0000 (UTC) (envelope-from rmacklem@FreeBSD.org) Received: from repoman.freebsd.org (repoman.freebsd.org [IPv6:2001:4f8:fff6::29]) by mx1.freebsd.org (Postfix) with ESMTP id 3E2EB8FC1A for ; Sun, 25 Apr 2010 01:56:50 +0000 (UTC) Received: from repoman.freebsd.org (localhost [127.0.0.1]) by repoman.freebsd.org (8.14.3/8.14.3) with ESMTP id o3P1uoXr017075 for ; Sun, 25 Apr 2010 01:56:50 GMT (envelope-from rmacklem@repoman.freebsd.org) Received: (from svn2cvs@localhost) by repoman.freebsd.org (8.14.3/8.14.3/Submit) id o3P1uohJ017074 for cvs-src-old@freebsd.org; Sun, 25 Apr 2010 01:56:50 GMT (envelope-from rmacklem@repoman.freebsd.org) Message-Id: <201004250156.o3P1uohJ017074@repoman.freebsd.org> X-Authentication-Warning: repoman.freebsd.org: svn2cvs set sender to rmacklem@repoman.freebsd.org using -f From: Rick Macklem Date: Sun, 25 Apr 2010 01:56:31 +0000 (UTC) To: cvs-src-old@freebsd.org X-FreeBSD-CVS-Branch: RELENG_8 Subject: cvs commit: src/sys/fs/nfs nfsclstate.h src/sys/fs/nfsclient nfs_clstate.c X-BeenThere: cvs-src-old@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: **OBSOLETE** CVS commit messages for the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 25 Apr 2010 01:56:50 -0000 rmacklem 2010-04-25 01:56:31 UTC FreeBSD src repository Modified files: (Branch: RELENG_8) sys/fs/nfs nfsclstate.h sys/fs/nfsclient nfs_clstate.c Log: SVN rev 207180 on 2010-04-25 01:56:31Z by rmacklem MFC: r206818 Avoid extraneous recovery cycles in the experimental NFS client when an NFSv4 server reboots, by doing two things. 1 - Make the function that acquires a stateid for I/O operations block until recovery is complete, so that it doesn't acquire out of date stateids. 2 - Only allow a recovery once every 1/2 of a lease duration, since the NFSv4 server must provide a recovery grace period of at least a lease duration. This should avoid recoveries caused by an out of date stateid that was acquired for an I/O op. just before a recovery cycle started. Revision Changes Path 1.1.2.3 +1 -0 src/sys/fs/nfs/nfsclstate.h 1.7.2.6 +29 -4 src/sys/fs/nfsclient/nfs_clstate.c