69 ffs_susp_suspended(struct mount *mp)  in ffs_susp_suspended()  argument
75 	ump = VFSTOUFS(mp);  in ffs_susp_suspended()
94 	struct mount *mp;  in ffs_susp_rdwr()  local
104 	error = devfs_get_cdevpriv((void **)&mp);  in ffs_susp_rdwr()
110 	ump = VFSTOUFS(mp);  in ffs_susp_rdwr()
114 	if (ffs_susp_suspended(mp) == 0) {  in ffs_susp_rdwr()
178 ffs_susp_suspend(struct mount *mp)  in ffs_susp_suspend()  argument
185 	if (!ffs_own_mount(mp))  in ffs_susp_suspend()
187 	if (ffs_susp_suspended(mp))  in ffs_susp_suspend()
190 	ump = VFSTOUFS(mp);  in ffs_susp_suspend()
204 	if (mac_mount_check_stat(curthread->td_ucred, mp) != 0)  in ffs_susp_suspend()
208 	if ((error = vfs_write_suspend(mp, VS_SKIP_UNMOUNT)) != 0)  in ffs_susp_suspend()
219 ffs_susp_unsuspend(struct mount *mp)  in ffs_susp_unsuspend()  argument
235 	mp->mnt_susp_owner = curthread;  in ffs_susp_unsuspend()
237 	vfs_write_resume(mp, 0);  in ffs_susp_unsuspend()
238 	ump = VFSTOUFS(mp);  in ffs_susp_unsuspend()
242 	vfs_unbusy(mp);  in ffs_susp_unsuspend()
248 	struct mount *mp;  in ffs_susp_dtor()  local
253 	mp = (struct mount *)data;  in ffs_susp_dtor()
255 	if (ffs_susp_suspended(mp) == 0) {  in ffs_susp_dtor()
260 	KASSERT((mp->mnt_kern_flag & MNTK_SUSPEND) != 0,  in ffs_susp_dtor()
263 	error = ffs_reload(mp, FFSR_FORCE | FFSR_UNSUSPEND);  in ffs_susp_dtor()
266 		    VFSTOUFS(mp)->um_fs->fs_fsmnt);  in ffs_susp_dtor()
268 	ffs_susp_unsuspend(mp);  in ffs_susp_dtor()
276 	struct mount *mp;  in ffs_susp_ioctl()  local
293 		mp = vfs_getvfs(fsidp);  in ffs_susp_ioctl()
294 		if (mp == NULL) {  in ffs_susp_ioctl()
298 		error = vfs_busy(mp, 0);  in ffs_susp_ioctl()
299 		vfs_rel(mp);  in ffs_susp_ioctl()
308 		    descrip_check_write_mp(curproc->p_fd, mp);  in ffs_susp_ioctl()
310 			vfs_unbusy(mp);  in ffs_susp_ioctl()
314 		error = ffs_susp_suspend(mp);  in ffs_susp_ioctl()
316 			vfs_unbusy(mp);  in ffs_susp_ioctl()
319 		error = devfs_set_cdevpriv(mp, ffs_susp_dtor);  in ffs_susp_ioctl()
321 			ffs_susp_unsuspend(mp);  in ffs_susp_ioctl()
324 		error = devfs_get_cdevpriv((void **)&mp);  in ffs_susp_ioctl()