From owner-svn-src-all@freebsd.org Wed Jul 13 09:14:46 2016 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id B4388B97DBA; Wed, 13 Jul 2016 09:14:46 +0000 (UTC) (envelope-from avg@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 mx1.freebsd.org (Postfix) with ESMTPS id 6B71E1C90; Wed, 13 Jul 2016 09:14:46 +0000 (UTC) (envelope-from avg@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id u6D9Ejqx083925; Wed, 13 Jul 2016 09:14:45 GMT (envelope-from avg@FreeBSD.org) Received: (from avg@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id u6D9EjoM083922; Wed, 13 Jul 2016 09:14:45 GMT (envelope-from avg@FreeBSD.org) Message-Id: <201607130914.u6D9EjoM083922@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: avg set sender to avg@FreeBSD.org using -f From: Andriy Gapon Date: Wed, 13 Jul 2016 09:14:45 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r302724 - in stable/10/sys/cddl: compat/opensolaris/kern contrib/opensolaris/uts/common/fs/zfs X-SVN-Group: stable-10 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: 2.1.22 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: Wed, 13 Jul 2016 09:14:46 -0000 Author: avg Date: Wed Jul 13 09:14:45 2016 New Revision: 302724 URL: https://svnweb.freebsd.org/changeset/base/302724 Log: MFC r299900: zfsctl: fix several problems with reference counts PR: 207464 Modified: stable/10/sys/cddl/compat/opensolaris/kern/opensolaris_vfs.c stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ctldir.c stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vfsops.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/cddl/compat/opensolaris/kern/opensolaris_vfs.c ============================================================================== --- stable/10/sys/cddl/compat/opensolaris/kern/opensolaris_vfs.c Wed Jul 13 09:11:03 2016 (r302723) +++ stable/10/sys/cddl/compat/opensolaris/kern/opensolaris_vfs.c Wed Jul 13 09:14:45 2016 (r302724) @@ -229,7 +229,7 @@ mount_snapshot(kthread_t *td, vnode_t ** vfs_event_signal(NULL, VQ_MOUNT, 0); if (VFS_ROOT(mp, LK_EXCLUSIVE, &mvp)) panic("mount: lost mount"); - vput(vp); + VOP_UNLOCK(vp, 0); vfs_unbusy(mp); *vpp = mvp; return (0); Modified: stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ctldir.c ============================================================================== --- stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ctldir.c Wed Jul 13 09:11:03 2016 (r302723) +++ stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ctldir.c Wed Jul 13 09:14:45 2016 (r302724) @@ -1074,7 +1074,6 @@ zfsctl_snapdir_lookup(ap) sep->se_name = kmem_alloc(strlen(nm) + 1, KM_SLEEP); (void) strcpy(sep->se_name, nm); *vpp = sep->se_root = zfsctl_snapshot_mknode(dvp, dmu_objset_id(snap)); - VN_HOLD(*vpp); avl_insert(&sdp->sd_snaps, sep, where); dmu_objset_rele(snap, FTAG); @@ -1452,7 +1451,6 @@ zfsctl_snapshot_mknode(vnode_t *pvp, uin vp = gfs_dir_create(sizeof (zfsctl_node_t), pvp, pvp->v_vfsp, &zfsctl_ops_snapshot, NULL, NULL, MAXNAMELEN, NULL, NULL); - VN_HOLD(vp); zcp = vp->v_data; zcp->zc_id = objset; VOP_UNLOCK(vp, 0); Modified: stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vfsops.c ============================================================================== --- stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vfsops.c Wed Jul 13 09:11:03 2016 (r302723) +++ stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vfsops.c Wed Jul 13 09:14:45 2016 (r302724) @@ -2006,12 +2006,6 @@ zfs_umount(vfs_t *vfsp, int fflag) */ if (zfsvfs->z_ctldir != NULL) zfsctl_destroy(zfsvfs); - if (zfsvfs->z_issnap) { - vnode_t *svp = vfsp->mnt_vnodecovered; - - if (svp->v_count >= 2) - VN_RELE(svp); - } zfs_freevfs(vfsp); return (0);