diff options
Diffstat (limited to 'module/zfs/zfs_ctldir.c')
| -rw-r--r-- | module/zfs/zfs_ctldir.c | 31 |
1 files changed, 22 insertions, 9 deletions
diff --git a/module/zfs/zfs_ctldir.c b/module/zfs/zfs_ctldir.c index c6c719871..362de4dd1 100644 --- a/module/zfs/zfs_ctldir.c +++ b/module/zfs/zfs_ctldir.c @@ -19,8 +19,7 @@ * CDDL HEADER END */ /* - * Copyright 2009 Sun Microsystems, Inc. All rights reserved. - * Use is subject to license terms. + * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. */ /* @@ -186,6 +185,17 @@ zfsctl_fini(void) zfsctl_ops_shares_dir = NULL; } +boolean_t +zfsctl_is_node(vnode_t *vp) +{ + return (vn_matchops(vp, zfsctl_ops_root) || + vn_matchops(vp, zfsctl_ops_snapdir) || + vn_matchops(vp, zfsctl_ops_snapshot) || + vn_matchops(vp, zfsctl_ops_shares) || + vn_matchops(vp, zfsctl_ops_shares_dir)); + +} + /* * Return the inode number associated with the 'snapshot' or * 'shares' directory. @@ -215,6 +225,7 @@ zfsctl_create(zfsvfs_t *zfsvfs) { vnode_t *vp, *rvp; zfsctl_node_t *zcp; + uint64_t crtime[2]; ASSERT(zfsvfs->z_ctldir == NULL); @@ -225,7 +236,9 @@ zfsctl_create(zfsvfs_t *zfsvfs) zcp->zc_id = ZFSCTL_INO_ROOT; VERIFY(VFS_ROOT(zfsvfs->z_vfs, &rvp) == 0); - ZFS_TIME_DECODE(&zcp->zc_cmtime, VTOZ(rvp)->z_phys->zp_crtime); + VERIFY(0 == sa_lookup(VTOZ(rvp)->z_sa_hdl, SA_ZPL_CRTIME(zfsvfs), + &crtime, sizeof (crtime))); + ZFS_TIME_DECODE(&zcp->zc_cmtime, crtime); VN_RELE(rvp); /* @@ -311,14 +324,13 @@ zfsctl_common_access(vnode_t *vp, int mode, int flags, cred_t *cr, static void zfsctl_common_getattr(vnode_t *vp, vattr_t *vap) { - zfsctl_node_t *zcp = vp->v_data; timestruc_t now; vap->va_uid = 0; vap->va_gid = 0; vap->va_rdev = 0; /* - * We are a purly virtual object, so we have no + * We are a purely virtual object, so we have no * blocksize or allocated blocks. */ vap->va_blksize = 0; @@ -333,7 +345,6 @@ zfsctl_common_getattr(vnode_t *vp, vattr_t *vap) */ gethrestime(&now); vap->va_atime = now; - vap->va_mtime = vap->va_ctime = zcp->zc_cmtime; } /*ARGSUSED*/ @@ -416,10 +427,12 @@ zfsctl_root_getattr(vnode_t *vp, vattr_t *vap, int flags, cred_t *cr, caller_context_t *ct) { zfsvfs_t *zfsvfs = vp->v_vfsp->vfs_data; + zfsctl_node_t *zcp = vp->v_data; ZFS_ENTER(zfsvfs); vap->va_nodeid = ZFSCTL_INO_ROOT; vap->va_nlink = vap->va_size = NROOT_ENTRIES; + vap->va_mtime = vap->va_ctime = zcp->zc_cmtime; zfsctl_common_getattr(vp, vap); ZFS_EXIT(zfsvfs); @@ -853,8 +866,7 @@ zfsctl_snapdir_lookup(vnode_t *dvp, char *nm, vnode_t **vpp, pathname_t *pnp, */ return (err == EILSEQ ? ENOENT : err); } - if (dmu_objset_open(snapname, DMU_OST_ZFS, - DS_MODE_USER | DS_MODE_READONLY, &snap) != 0) { + if (dmu_objset_hold(snapname, FTAG, &snap) != 0) { mutex_exit(&sdp->sd_lock); ZFS_EXIT(zfsvfs); return (ENOENT); @@ -866,7 +878,7 @@ zfsctl_snapdir_lookup(vnode_t *dvp, char *nm, vnode_t **vpp, pathname_t *pnp, *vpp = sep->se_root = zfsctl_snapshot_mknode(dvp, dmu_objset_id(snap)); avl_insert(&sdp->sd_snaps, sep, where); - dmu_objset_close(snap); + dmu_objset_rele(snap, FTAG); domount: mountpoint_len = strlen(refstr_value(dvp->v_vfsp->vfs_mntpt)) + strlen("/.zfs/snapshot/") + strlen(nm) + 1; @@ -1102,6 +1114,7 @@ zfsctl_snapdir_getattr(vnode_t *vp, vattr_t *vap, int flags, cred_t *cr, zfsctl_common_getattr(vp, vap); vap->va_nodeid = gfs_file_inode(vp); vap->va_nlink = vap->va_size = avl_numnodes(&sdp->sd_snaps) + 2; + vap->va_ctime = vap->va_mtime = dmu_objset_snap_cmtime(zfsvfs->z_os); ZFS_EXIT(zfsvfs); return (0); |