From owner-svn-src-all@freebsd.org Sat May 26 23:02:16 2018 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id D2489EFB544; Sat, 26 May 2018 23:02:16 +0000 (UTC) (envelope-from rmacklem@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 85D2A84D90; Sat, 26 May 2018 23:02:16 +0000 (UTC) (envelope-from rmacklem@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 670CE1655C; Sat, 26 May 2018 23:02:16 +0000 (UTC) (envelope-from rmacklem@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w4QN2GOF074604; Sat, 26 May 2018 23:02:16 GMT (envelope-from rmacklem@FreeBSD.org) Received: (from rmacklem@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w4QN2G72074603; Sat, 26 May 2018 23:02:16 GMT (envelope-from rmacklem@FreeBSD.org) Message-Id: <201805262302.w4QN2G72074603@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: rmacklem set sender to rmacklem@FreeBSD.org using -f From: Rick Macklem Date: Sat, 26 May 2018 23:02:16 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r334252 - head/sys/fs/nfsclient X-SVN-Group: head X-SVN-Commit-Author: rmacklem X-SVN-Commit-Paths: head/sys/fs/nfsclient X-SVN-Commit-Revision: 334252 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 26 May 2018 23:02:17 -0000 Author: rmacklem Date: Sat May 26 23:02:15 2018 New Revision: 334252 URL: https://svnweb.freebsd.org/changeset/base/334252 Log: Fix the sleep event for layout recall. The sleep for I/O completion during an NFSv4.1 pNFS layout recall used the wrong event value and could result in the "[nfscl]" thread hung for the mount. This patch fixes the event to be the correct. This bug will only affect NFSv4.1 pnfs mounts and only when the server does a layout recall callback, so it won't affect many. Without the patch, a mount without the "pnfs" option will avoid the problem. Found during testing of the pNFS server. MFC after: 1 week Modified: head/sys/fs/nfsclient/nfs_clstate.c Modified: head/sys/fs/nfsclient/nfs_clstate.c ============================================================================== --- head/sys/fs/nfsclient/nfs_clstate.c Sat May 26 21:58:43 2018 (r334251) +++ head/sys/fs/nfsclient/nfs_clstate.c Sat May 26 23:02:15 2018 (r334252) @@ -2721,7 +2721,7 @@ tryagain2: NFSV4LOCK_LOCK) != 0) { lyp->nfsly_lock.nfslock_lock |= NFSV4LOCK_WANTED; - (void)nfsmsleep(&lyp->nfsly_lock, + nfsmsleep(&lyp->nfsly_lock.nfslock_lock, NFSCLSTATEMUTEXPTR, PZERO, "nfslyp", NULL); goto tryagain2;