diff options
Diffstat (limited to 'sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vfsops.c')
| -rw-r--r-- | sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vfsops.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vfsops.c b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vfsops.c index 185d84b..b9a4b2f 100644 --- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vfsops.c +++ b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vfsops.c @@ -864,7 +864,7 @@ zfs_root(vfs_t *vfsp, int flags, vnode_t **vpp) znode_t *rootzp; int error; - ZFS_ENTER(zfsvfs); + ZFS_ENTER_NOERROR(zfsvfs); error = zfs_zget(zfsvfs, zfsvfs->z_root, &rootzp); if (error == 0) { @@ -898,6 +898,9 @@ zfsvfs_teardown(zfsvfs_t *zfsvfs, boolean_t unmounting) * 'z_parent' is self referential for non-snapshots. */ (void) dnlc_purge_vfsp(zfsvfs->z_parent->z_vfs, 0); +#ifdef FREEBSD_NAMECACHE + cache_purgevfs(zfsvfs->z_parent->z_vfs); +#endif } /* @@ -1027,6 +1030,17 @@ zfs_umount(vfs_t *vfsp, int fflag) ASSERT(zfsvfs->z_ctldir == NULL); } + if (fflag & MS_FORCE) { + /* + * Mark file system as unmounted before calling + * vflush(FORCECLOSE). This way we ensure no future vnops + * will be called and risk operating on DOOMED vnodes. + */ + rrw_enter(&zfsvfs->z_teardown_lock, RW_WRITER, FTAG); + zfsvfs->z_unmounted = B_TRUE; + rrw_exit(&zfsvfs->z_teardown_lock, FTAG); + } + /* * Flush all the files. */ |
