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+Sat Jul 13 20:15:56 1996  Michael I. Bushnell, p/BSG  <mib@gnu.ai.mit.edu>
+
+	* io-reauthenticate.c (trivfs_S_io_reauthenticate): Repeat
+ 	ports_create_port, auth_server_authenticate, io_restrict_auth, and
+ 	*trivfs_protid_create_hook for as long as we get EINTR.  Deal with
+ 	other errors without crashing.
+
+Sun Jul  7 16:06:37 1996  Michael I. Bushnell, p/BSG  <mib@gnu.ai.mit.edu>
+
+	* io-reauthenticate.c (trivfs_S_io_reauthenticate): Don't use
+ 	MACH_MSG_TYPE_MOVE_SEND; it's unreliable.
+
+Thu Jun 20 22:54:01 1996  Miles Bader  <miles@gnu.ai.mit.edu>
+
+	* file-get-fs-options.c (trivfs_S_file_get_fs_options):
+	Call trivfs_get_options, and package up the results.
+	* fsys-get-options.c (trivfs_S_fsys_get_options): Likewise.
+	* fsys-set-options.c (trivfs_S_fsys_set_options): Call
+	trivfs_set_options.
+	* set-options.c, get-options.c: New files.
+	* trivfs.h: Add trivfs_set_options & trivfs_get_options.
+	* Makefile (OTHERSRCS): Add set-options.c & get-options.c.
+
+Wed Jun 19 21:29:45 1996  Miles Bader  <miles@gnu.ai.mit.edu>
+
+	* trivfs.h (trivfs_runtime_argp): New declaration.
+	* fsys-set-options.c (trivfs_S_fsys_set_options): Use
+	trivfs_runtime_argp to parse options.
+	* runtime-argp.c: New file.
+	* Makefile (OTHERSRCS): Add runtime-argp.c.
+
+Sat Jun 15 19:50:37 1996  Miles Bader  <miles@gnu.ai.mit.edu>
+
+	* fsys-stubs.c (trivfs_S_fsys_set_options, trivfs_S_fsys_get_options,
+ 	trivfs_S_file_get_fs_options): Functions removed.
+	* fsys-set-options.c, fsys-get-options.c, file-get-fs-options.c:
+	New files.
+	* Makefile (FSSRCS): Add file-get-fs-options.c
+	(FSYSSRCS): Add fsys-set-options.c & fsys-get-options.c.
+
+Thu May  9 20:03:28 1996  Michael I. Bushnell, p/BSG  <mib@gnu.ai.mit.edu>
+
+	* io-identity.c: New file.
+	* Makefile (IOSRCS): Add io-identity.c.
+	* cntl-clean.c (trivfs_clean_cntl): Destroy filesys_id and file_id
+ 	members.
+	* cntl-create.c (trivfs_create_control): Initialize filesys_id and
+	file_id members of new control.
+	* trivfs.h (trivfs_control): New members `filesys_id' and
+ 	`file_id'.
+
+Thu May  9 16:58:31 1996  Miles Bader  <miles@gnu.ai.mit.edu>
+
+	* file-get-storage-info.c (trivfs_S_file_get_storage_info): Change
+	to new interface.
+
+Thu May  9 15:32:38 1996  Michael I. Bushnell, p/BSG  <mib@gnu.ai.mit.edu>
+
+	* io-reauthenticate.c (trivfs_S_io_reauthenticate): Don't send
+ 	right for CRED to auth_server_authenticate.
+
+	* fsys-stubs.c (trivfs_S_fsys_get_options): Expect (and ignore)
+ 	reply port args.
+
+	* file-syncfs.c (trivfs_S_file_syncfs): Provide new third arg to
+ 	file_sync.
+	* fsys-syncfs.c (trivfs_S_fsys_syncfs): Likewise.
+	* file-sync.c (trivfs_S_file_sync): Accept and pass through new
+ 	omitmeta parm.
+
+	* file-statfs.c (trivfs_S_file_statfs): Use new struct statfs
+ 	format.
+
+	* dir-rename.c (trivfs_S_dir_rename): Accept new excl parm.
+	* dir-link.c (trivfs_S_dir_link): Likewise.
+
+	* Makefile (OTHERSRCS): Delete handle-port.c.
+	* trivfs.h (trivfs_handle_port): Delete declaration.
+	* handle-port.c: Delete file.
+	
+Thu May  9 12:16:38 1996  Miles Bader  <miles@gnu.ai.mit.edu>
+
+	* io-select.c (trivfs_S_io_select): Remove TAG arg.
+
+Tue May  7 16:14:10 1996  Miles Bader  <miles@gnu.ai.mit.edu>
+
+	* file-get-storage-info.c (trivfs_S_file_get_storage_info): Swap
+	PORTS_TYPE and NUM_PORTS args.
+
+Mon May  6 20:16:20 1996  Miles Bader  <miles@gnu.ai.mit.edu>
+
+	* file-get-storage-info.c (trivfs_S_file_get_storage_info):
+	Rewrite for new interface.
+
+Mon Apr 29 15:19:26 1996  Michael I. Bushnell, p/BSG  <mib@gnu.ai.mit.edu>
+
+	* handle-port.c: Comment out warning addition.
+
+Sun Apr 28 15:22:16 1996  Roland McGrath  <roland@delasyd.gnu.ai.mit.edu>
+
+	* handle-port.c: Add obsolescence link warning.
+
+Thu Apr 11 18:03:31 1996  Michael I. Bushnell, p/BSG  <mib@gnu.ai.mit.edu>
+
+	* Makefile (MIGSFLAGS): Reference fsmutations.h in $(srcdir).
+
+Thu Jan 25 16:19:29 1996  Miles Bader  <miles@gnu.ai.mit.edu>
+
+	* cntl-create.c (trivfs_create_control): New function.
+	* trivfs.h (trivfs_create_control): New declaration.
+	* startup.c (trivfs_startup): Use trivfs_create_control.
+	* handle-port.c (trivfs_handle_port): Likewise.
+	* Makefile (OTHERSRCS): Add cntl-create.c.
+
+	* open.c (trivfs_open): Use ports_create_port instead of
+	ports_allocate_port, and return any error.
+	* protid-dup.c (trivfs_protid_dup): Likewise.
+	* io-reauthenticate.c (trivfs_S_io_reauthenticate): Likewise.
+	* io-restrict-auth.c (trivfs_S_io_restrict_auth): Likewise.
+
+Mon Jan 15 12:02:49 1996  Miles Bader  <miles@gnu.ai.mit.edu>
+
+	* protid-clean.c (trivfs_clean_protid): Don't hold
+	CRED->po->cntl->lock while calling TRIVFS_PEROPEN_DESTROY_HOOK.
+
+SUN Nov  5 00:01:53 1995  Miles Bader  <miles@gnu.ai.mit.edu>
+
+	* fsys-stubs.c (trivfs_S_fsys_get_options,
+	trivfs_S_file_get_fs_options): New functions.
+
+	* file-get-storage-info.c (trivfs_S_file_get_storage_info): Add
+	FLAGS arg.
+
+	* dir-chg.c (trivfs_S_dir_notice_changes): Waste some time adding
+	reply port args that no one will use.
+	* dir-link.c (trivfs_S_dir_link): Ditto.
+	* dir-lookup.c (trivfs_S_dir_lookup): Ditto.
+	* file-utimes.c (trivfs_S_file_utimes): Ditto.
+	* file-statfs.c (trivfs_S_file_statfs)Ditto.
+	* file-set-trans.c (trivfs_S_file_set_translator): Ditto.
+	* file-lock.c (trivfs_S_file_lock, trivfs_S_file_lock_stat): Ditto.
+	* file-getlinknode.c (trivfs_S_file_getlinknode): Ditto.
+	* file-getfh.c (trivfs_S_file_getfh): Ditto.
+	* file-get-transcntl.c (trivfs_S_file_get_translator_cntl): Ditto.
+	* file-get-trans.c (trivfs_S_file_get_translator): Ditto.
+	* file-get-storage-info.c (trivfs_S_file_get_storage_info): Ditto.
+	* file-chown.c (trivfs_S_file_chown): Ditto.
+	* file-chflags.c (trivfs_S_file_chflags): Ditto.
+	* file-chg.c (trivfs_S_file_notice_changes): Ditto.
+	* dir-unlink.c (trivfs_S_dir_unlink): Ditto.
+	* dir-rmdir.c (trivfs_S_dir_rmdir): Ditto.
+	* dir-rename.c (trivfs_S_dir_rename): Ditto.
+	* dir-readdir.c (trivfs_S_dir_readdir): Ditto.
+	* dir-mkfile.c (trivfs_S_dir_mkfile): Ditto.
+	* dir-mkdir.c (trivfs_S_dir_mkdir): Ditto.
+	* file-chmod.c (trivfs_S_file_chmod): Ditto.
+	* file-chauthor.c (trivfs_S_file_chauthor): Ditto.
+
+Wed Nov  1 15:53:38 1995  Miles Bader  <miles@gnu.ai.mit.edu>
+
+	* startup.c (trivfs_startup): Add FLAGS arg, passed to fsys_startup.
+	* trivfs.h (trivfs_startup): Add FLAGS arg.
+	* fsys-stubs.c (trivfs_S_fsys_startup): Ditto.
+
+Sat Oct  7 05:04:02 1995  Roland McGrath  <roland@churchy.gnu.ai.mit.edu>
+
+	* fsys-stubs.c (trivfs_S_fsys_getpriv): Add poly args.
+
+	* Makefile (libtrivfs.so): Depend on ../libports/libports.so.
+
+Fri Oct  6 17:44:08 1995  Roland McGrath  <roland@churchy.gnu.ai.mit.edu>
+
+	* migsupport.c: Remove leading _ from function names.
+	* fsmutations.h: Likewise.
+	* trivfs.h (trivfs_{begin,end}_using_{protid,control}): Declare them.
+
+Fri Oct  6 17:28:07 1995  Miles Bader  <miles@gnu.ai.mit.edu>
+
+	* dir-link.c (trivfs_S_dir_link): Swap first two arguments.
+
+	* file-get-storage-info.c (trivfs_S_file_get_storage_info): Change
+ 	type of RUNS to off_t **, and add the BLOCK_SIZE parameter.
+
+Thu Oct  5 00:41:33 1995  Roland McGrath  <roland@churchy.gnu.ai.mit.edu>
+
+	* Makefile (FSSRCS): Add file-get-storage-info.c.
+	* file-get-storage-info.c: New file.
+
+Mon Sep 18 14:29:37 1995  Miles Bader  <miles@churchy.gnu.ai.mit.edu>
+
+	* file-set-size.c (trivfs_S_file_set_size): Renamed from
+	file-truncate.c:trivfs_s_file_truncate.
+	* io-pathconf.c (trivfs_S_io_pathconf): Renamed from
+	file-pathconf.c:trivfs_S_file_pathconf.
+	(trivfs_S_io_pathconf): Add reply port to args.
+	* Makefile (FSSRCS): Remove file-pathconf.c.
+	(IOSRCS): Add io-pathconf.c.
+	(FSSRCS): Rename file-truncate.c to file-set-size.c.
+
+Wed Sep  6 10:33:03 1995  Miles Bader  <miles@churchy.gnu.ai.mit.edu>
+
+	* demuxer.c (trivfs_demuxer): Use ports_notify_server and
+	ports_interrupt_server instead of our own versions.
+	* Makefile (SRCS): Removed $(NOTIFYSRCS) and $(INTSRCS).
+	(NOTIFYSRCS, INTSRCS): Removed.
+	(MIGSTUBS): Removed notifyServer.o and interruptServer.o.
+	* interrupt.c: File deleted.
+
+Fri Aug 25 12:11:26 1995  Miles Bader  <miles@churchy.gnu.ai.mit.edu>
+
+	* interrupt.c (trivfs_S_interrupt_operation): Use ports_interrupt_rpc.
+
+Thu Aug 24 11:46:19 1995  Miles Bader  <miles@churchy.gnu.ai.mit.edu>
+
+	* fsys-forward.c (trivfs_S_fsys_forward): New file.
+
+Wed Aug 23 15:09:31 1995  Miles Bader  <miles@churchy.gnu.ai.mit.edu>
+
+	* Makefile (REMHDRS): Removed.
+	(FSYSSRCS): Added fsys-forward.c.
+
+Mon Aug 21 15:25:36 1995  Miles Bader  <miles@churchy.gnu.ai.mit.edu>
+
+	* handle-port.c (trivfs_handle_port): Initialize the hook field.
+	* io-stat.c (trivfs_S_io_stat): Pass CRED to trivfs_modify_stat.
+	* fsys-goaway.c (trivfs_S_fsys_goaway): Use new args for trivfs_goaway.
+	* trivfs.h (struct trivfs_control): Add the hook field.
+	(trivfs_goaway): Pass the control structure directly instead of
+	random fields from it.
+	(trivfs_modify_stat): Pass in the node as well.
+
+Mon Aug 21 10:51:24 1995  Michael I. Bushnell, p/BSG  <mib@duality.gnu.ai.mit.edu>
+
+	* protid-dup.c: Doc fix.
+
+Fri Aug 11 14:01:41 1995  Miles Bader  <miles@churchy.gnu.ai.mit.edu>
+
+	* open.c (trivfs_open): Actually set the PO field to what we create.
+	* Makefile (OTHERSRCS): Add protid-dup.c and open.c.
+
+Tue Aug  8 14:07:04 1995  Miles Bader  <miles@geech.gnu.ai.mit.edu>
+
+	* open.c: New file, containing trivfs_open.
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Guts (except for
+	protection check) moved into trivfs_open.
+	* protid-dup.c: New file, containing trivfs_protid_dup.
+	* io-duplicate.c (trivfs_S_io_duplicate): Guts moved into
+	trivfs_protid_dup.
+
+	* trivfs.h (trivfs_protid_create_hook, trivfs_peropen_create_hook):
+	Change the declarations now that these return an error code.
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Allow
+ 	trivfs_protid_create_hook and trivfs_peropen_create_hook to return
+ 	an error code, and abort if either does.
+	* protid-clean.c (trivfs_clean_protid): Only call
+	trivfs_protid_destroy_hook hook on CRED if it was fully initialized.
+	* io-duplicate.c (trivfs_S_io_duplicate): Allow
+ 	trivfs_protid_create_hook to return an error code.
+	* io-reauthenticate.c (trivfs_S_io_reauthenticate): Ditto.
+	* io-restrict-auth.c (trivfs_S_io_restrict_auth): Ditto.
+
+Fri Jul 21 17:01:12 1995  Michael I Bushnell  <mib@geech.gnu.ai.mit.edu>
+
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Free initial reference
+	created by ports_allocate_port.
+	* handle-port.c (trivfs_handle_port): Likewise.
+	* io-duplicate.c (trivfs_S_io_duplicate): Likewise.
+	* io-reauthenticate.c (trivfs_S_io_reauthenticate): Likewise.
+	* io-restrict-auth.c (trivfs_S_io_restrict_auth): Likewise.
+
+Sun Jul 16 13:00:44 1995  Miles Bader  <miles@churchy.gnu.ai.mit.edu>
+
+	* trivfs.h: Protect against including twice, and add includes that
+	we depend on.
+
+Thu Jul  6 15:38:48 1995  Michael I Bushnell  <mib@duality.gnu.ai.mit.edu>
+
+	* Makefile: Removed dependencies that are now automatically
+ 	generated.
+
+Tue Jun 27 10:55:16 1995  Michael I Bushnell  <mib@duality.gnu.ai.mit.edu>
+
+	* fsys-goaway.c (trivfs_S_fsys_goaway): Call trivfs_goaway the new
+        way.
+	* startup.c (trivfs_startup): New parms CONTROL_BUCKET and
+	PROTID_BUCKET; pass them to trivfs_handle_port.  Use new ports
+	interface.
+	* protid-clean.c (trivfs_clean_protid): Use new ports interface.
+	Use PREdecrement in reference counting check.
+	* nosenders.c (trivfs_do_mach_notify_no_senders): Use new ports
+        interface.
+	* migsupport.c (_trivfs_begin_using_protid,
+	_trivfs_end_using_protid, _trivfs_begin_using_oontrol,
+	_trivfs_end_using_control): Use new ports interface.
+	* io-restrict-auth.c (trivfs_S_io_restrict_auth): Use new ports
+        interface.
+	* io-reauthenticate.c (trivfs_S_io_reauthenticate): Use new ports
+        interface.
+	* io-duplicate.c (trivfs_S_io_duplicate): Use new ports interface.
+	* handle-port.c (trivfs_handle_port): Take new parms; use new
+	ports interface; initialize CNTL->protid_bucket.
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Use new form of
+        ports_allocate_port call.
+	* trivfs.h (trivfs_protid_portclasses): Renamed from
+	trivfs_protid_porttypes. Change type to `struct port_class *'.
+	(trivfs_protid_nportclasses): Renamed from trivfs_protid_nporttypes.
+	(trivfs_cntl_portclasses): Renamed from trivfs_cntl_porttypes.  Change
+	type to `struct port_class *'.
+	(trivfs_cntl_nportclasses): Renamed from trivfs_cntl_nporttypes.
+	(trivfs_startup): Pass port classes instead of integer types.  New
+	parms CONTROL_BUCKET and  PROTID_BUCKET.
+	(trivfs_handle_port): Pass port classes instead of integer types.
+	New parms CONTROL_BUCKET and PROTID_BUCKET.
+	(trivfs_goaway): Pass port classes instead of integer types.
+	(struct trivfs_control): Renamed member `protid_types' to be
+	`protid_class' and changed type to be `stroct port_class *'.
+	New member `protid_bucket'.
+
+Fri May 12 19:05:46 1995  Miles Bader  <miles@churchy.gnu.ai.mit.edu>
+
+	* fsys-stubs.c (trivfs_S_fsys_set_options,
+	trivfs_S_fsys_mod_readonly): Change from mod_readonly to set_options.
+
+Sun Apr  9 00:36:36 1995  Miles Bader  <miles@churchy.gnu.ai.mit.edu>
+
+	* io-stat.c (trivfs_S_io_stat): Before calling trivfs_modify_stat,
+	set the st_fstype & st_fsid fields to trivfs_fstype & trivfs_fsid.
+	But first, if trivfs_fsid is zero, set it to our process id, which
+	should be a nice unique value.
+	* file-statfs.c (trivfs_S_file_statfs): Ditto about the PID.
+
+	* startup.c (trivfs_startup): New function, which implements a
+	common sequence of steps when starting up a new trivfs.
+	* trivfs.h: Declare trivfs_startup.
+	* Makefile (OTHERSRCS): Add startup.c.
+
+Thu Mar 30 12:27:59 1995  Michael I Bushnell  <mib@geech.gnu.ai.mit.edu>
+
+	* trivfs.h (trivfs_check_open_hook): Doc fix.
+	(trivfs_complete_open): Delete declaration.
+	(struct trivfs_control): Delete members `openshead' and
+        `openstail'.
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Strip out old
+	hack for blocking.
+	(struct pending_open): Delete type.
+	(trivfs_complete_open): Delete function.
+
+	* trivfs.h (struct trivfs_control): New member `lock'.
+	* handle-port.c (trivfs_handle_port): Initialize CNTL->lock.
+	* io-duplicate.c (trivfs_S_io_duplicate): Lock
+	CRED->po->cntl->lock around relevant code.
+	* io-reauthenticate.c (trivfs_S_io_reauthenticate): Likewise.
+	* io-restrict-auth.c (trivfs_S_io_restrict_auth): Likewise.
+	* protid-clean.c (trivfs_clean_protid): Likewise.
+
+Tue Jan 17 19:00:28 1995  Roland McGrath  <roland@churchy.gnu.ai.mit.edu>
+
+	* io-select.c: Updated for new io_select interface.
+
+Fri Dec  9 01:35:54 1994  Roland McGrath  <roland@churchy.gnu.ai.mit.edu>
+
+	* io-write.c: Use mach_msg_type_number_t in place of unsigned int
+        and int.
+	* io-read.c: Likewise.
+	* io-readable.c: Likewise.
+
+Tue Oct 25 10:54:06 1994  Michael I Bushnell  <mib@churchy.gnu.ai.mit.edu>
+
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Don't clear O_NONBLOCK.
+
+Tue Aug 30 13:23:55 1994  Michael I Bushnell  <mib@geech.gnu.ai.mit.edu>
+
+	* fsys-syncfs.c: New file.
+	* Makefile (FSYSSRCS): Added fsys-syncfs.c.
+	* fsys-stubs.c (trivfs_S_fsys_mod_readonly): New function.
+
+	* Makefile (FSSRCS): Remove dir-pathtrans.c; add dir-lookup.c.
+	* dir-lookup.c: Renamed from dir-pathtrans.c
+	* dir-pathtrans.c (trivfs_S_dir_lookup): Renamed from
+	trivfs_S_dir_pathtrans.
+
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Use FS_RETRY_NORMAL
+	instead of FS_RETRY_NONE.
+	(trivfs_complete_open): Likewise.
+
+	* file-set-trans.c (trivfs_S_file_set_translator): Change to args
+	as for new file_set_translator procotol.
+
+Mon Aug 29 12:52:43 1994  Michael I Bushnell  <mib@geech.gnu.ai.mit.edu>
+
+	* io-reauthenticate.c (trivfs_S_io_reauthenticate): Use new
+	authentication protocol.
+
+Wed Aug 17 20:11:29 1994  Roland McGrath  <roland@churchy.gnu.ai.mit.edu>
+
+	* io-select.c (trivfs_S_io_select): Take poly arg for notify port.
+
+Thu Aug 11 11:58:48 1994  Michael I Bushnell  <mib@geech.gnu.ai.mit.edu>
+
+	* io-version.c (trivfs_S_io_server_version): Fix typo in name.
+
+Fri Jul 22 12:41:55 1994  Michael I Bushnell  <mib@geech.gnu.ai.mit.edu>
+
+	* fsys-goaway.c: Include fsys_S.h with " not with <>.
+	* handle-port.c: Include priv.h with " not with <>.
+
+	* Makefile: Converted to use new scheme.
+	* fsmutations.h (SERVERPREFIX): Deleted macro.
+	* fsys-getroot.c: Include "fsys_reply_U.h" instead of "fsys_reply.h".
+
+Wed Jul 20 15:59:36 1994  Michael I Bushnell  <mib@geech.gnu.ai.mit.edu>
+
+	* file-inv.c: New file.
+	* Makefile (FSSRCS): Added file-inv.c.
+
+Tue Jul 19 19:23:33 1994  Michael I Bushnell  (mib@churchy.gnu.ai.mit.edu)
+
+	* fsys-stubs.c (trivfs_S_fsys_startup): Deleted dotdot args.
+	* fsys-getroot.c (trivfs_S_fsys_getroot): New arg `dotdot';
+	don't do anything with it.
+
+Mon Jul 11 14:49:03 1994  Michael I Bushnell  (mib@churchy.gnu.ai.mit.edu)
+
+	* trivfs.h (trivfs_set_atime, trivfs_set_mtime): New functions.
+	* times.c: New file.
+	* Makefile (OTHERSRCS): Added `times.c'.
+
+Thu Jul  7 10:39:04 1994  Michael I Bushnell  (mib@churchy.gnu.ai.mit.edu)
+
+	* Makefile (DIST_FILES): Add priv.h.
+
+Tue Jul  5 13:24:59 1994  Michael I Bushnell  (mib@churchy.gnu.ai.mit.edu)
+
+	* Makefile (DIST_FILES): Added fsmutations.h.
+	(TAGSHDRS): New variable.
+
+	* fsys-getroot.c: Include "fsys_reply.h".
+	(trivfs_S_fsys_getroot, trivfs_complete_open):
+	Uncomment code now that we have reply ports.
+	(struct pending_open): Delete USERS_PORT, add CRED.
+	(trivfs_S_fsys_getroot): When creating PENDO, don't call
+	ports_get_right, call ports_port_ref; store CRED in PENDO.
+	(trivfs_complete_open): Deal with errors properly.  When sending
+	port to user, call ports_get_right.  Always call
+	ports_done_with_port when freeing pending open struct.
+	* Makefile (MIGSTUBS): Added fsys_replyUser.o.
+	(fsys_reply.h fsys_replyUser.c): New rule.
+	(fsys-getroot.c): Add dependency on fsys_reply.h.
+
+	* fsmutations.h (REPLY_PORTS): New macro, affecting io and fsys
+	interfaces.
+	* io-async-icky.c (trivfs_S_io_get_icky_async_id): Added new
+	REPLY and REPLYTYPE args.
+	* io-async.c (trivfs_S_io_async): Likewise.
+	* io-duplicate.c (trivfs_S_io_duplicate): Likewise.
+	* io-map.c (trivfs_S_io_map): Likewise.
+	* io-modes-get.c (trivfs_S_io_get_openmodes): Likewise.
+	* io-modes-off.c (trivfs_S_io_clear_some_openmodes): Likewise.
+	* io-modes-on.c (trivfs_S_io_set_some_openmodes): Likewise.
+	* io-modes-set.c (trivfs_S_io_set_all_openmodes): Likewise.
+	* io-owner-get.c (trivfs_S_io_get_owner): Likewise.
+	* io-owner-mod.c (trivfs_S_io_mod_owner): Likewise.
+	* io-read.c (trivfs_S_io_read): Likewise.
+	* io-readable.c (trivfs_S_io_readable): Likewise.
+	* io-reauthenticate.c (trivfs_S_io_reauthenticate): Likewise.
+	* io-restrict-auth.c (trivfs_S_io_restrict_auth): Likewise.
+	* io-seek.c (trivfs_S_io_seek): Likewise.
+	* io-select.c (trivfs_S_io_select): Likewise.
+	* io-stat.c (trivfs_S_io_stat): Likewise.
+	* io-stubs.c (trivfs_S_io_map_cntl): Likewise.
+	(trivfs_S_io_get_conch): Likewise.
+	(trivfs_S_io_release_conch): Likewise.
+	(trivfs_S_io_eofnotify): Likewise.
+	(trivfs_S_io_prenotify): Likewise.
+	(trivfs_S_io_postnotify): Likewise.
+	(trivfs_S_io_readsleep): Likewise.
+	(trivfs_S_io_sigio): Likewise.
+	(trivfs_S_io_readnotify): Likewise.
+	* io-write.c (trivfs_S_io_write): Likewise.
+	* io-version.c (trivfs_S_trivfs_io_server_version): Likewise.
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Likewise.
+	* fsys-goaway.c (trivfs_S_fsys_goaway): Likewise.
+	* fsys-stubs.c (trivfs_S_fsys_startup): Likewise.
+	(trivfs_S_fsys_getpriv): Likewise.
+	(trivfs_S_fsys_init): Likewise.
+	(trivfs_S_fsys_getfile): Likewise.
+
+Wed Jun 29 13:02:17 1994  Michael I Bushnell  (mib@geech.gnu.ai.mit.edu)
+
+	* io-read.c (trivfs_S_io_read): Always return EOPNOTSUPP.
+	* io-write.c (trivfs_S_io_write): Likewise.
+	* file-truncate.c (trivfs_S_file_truncate): Likewise.
+	* io-readable.c (trivfs_S_io_readable): Likewise.
+	* io-select.c (trivfs_S_io_select): Likewise.
+
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Use trivfs_allow_open
+	instead of trivfs_support_* vars.
+
+	* trivfs.h (trivfs_allow_open): New variable.
+
+	* dir-pathtrans.c (trivfs_S_dir_pathtrans): Delete unused var
+	`newcred'.
+
+Mon Jun 27 15:05:06 1994  Michael I Bushnell  (mib@churchy.gnu.ai.mit.edu)
+
+	* fsys-getroot.c: Comment out code for blocking opens; don't
+	permit trivfs_check_open_hook to return EWOULDBLOCK.
+
+Thu Jun 23 12:28:49 1994  Michael I Bushnell  (mib@churchy.gnu.ai.mit.edu)
+
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Don't call
+	ports_done_with_port for CNTL; the MiG destructor function does
+	that for us.
+
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Call trivfs_check_open_hook
+	to allow trivfs users to block or restrict opens.
+	* trivfs.h (trivfs_check_open_hook, trivfs_complete_open): New
+	declarations.
+	(struct trivfs_control): New members `openshead' and `openstail'.
+
+Wed Jun 22 14:49:00 1994  Michael I Bushnell  (mib@churchy.gnu.ai.mit.edu)
+
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Initialize both hook
+	members to 0.
+	* io-duplicate.c (trivfs_S_io_duplicate): Copy NEWCRED->hook
+	from CRED->hook.
+	* io-reauthenticate.c (trivfs_S_io_reauthenticate): Likewise.
+	* io-restrict-auth.c (trivfs_S_io_restrict_auth): Likewise.
+
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Don't force read/write
+	systems to redefine this function.  If O_foo is set, but
+	trivfs_support_foo isn't, then return EACCES.  Call
+	io_restrict_auth at the front so we can check open permission
+	using the result.  Initialise CRED->po->openmodes.
+
+	* trivfs.h (trivfs_peropen): New member `openmodes'.
+	* io-modes-get.c (trivfs_S_io_get_openmodes): Set bits from
+	CRED->po->openmodes, but only if we are not a read/write
+	server; otherwise the server might be hiding bits elsewhere.
+
+	* dir-pathtrans.c (trivfs_S_dir_pathtrans): Strip out code; always
+	return ENOTDIR.
+
+Tue Jun 21 13:21:07 1994  Michael I Bushnell  (mib@churchy.gnu.ai.mit.edu)
+
+	* file-access.c: New file.
+	* dir-chg.c: New file.
+	* file-chg.c: New file.
+	* Makefile (FSSRCS): Added file-access.c, dir-chg.c, and file-chg.c.
+
+Mon Jun 20 14:42:12 1994  Michael I Bushnell  (mib@churchy.gnu.ai.mit.edu)
+
+	* dir-readdir.c (trivfs_S_dir_readdir): Declare args in accord
+	with fs.defs interface change.
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Likewise.  Set
+	DO_RETRY and RETRY_NAME appropriately.
+	* file-get-transcntl.c (trivfs_S_file_get_translator_cntl):
+	CNTL_TYPE is a pointer.
+
+Fri Jun 17 11:23:47 1994  Roland McGrath  (roland@geech.gnu.ai.mit.edu)
+
+	* file-get-transcntl.c (trivfs_S_file_get_translator_cntl): Add
+	missing poly arg.
+
+Wed Jun 15 21:27:20 1994  Michael I Bushnell  (mib@churchy.gnu.ai.mit.edu)
+
+	* dir-pathtrans.c: Include <string.h> for bcopy.
+	* fsys-getroot.c: Likewise.
+	* io-duplicate.c: Likewise.
+	* io-reauthenticate.c: Likewise.
+	* io-restrict-auth.c: Likewise.
+
+Wed Jun 15 16:58:02 1994  Michael I Bushnell  (mib@geech.gnu.ai.mit.edu)
+
+	* trivfs.h (trivfs_goaway): New args REALNODE, CNTLTYPE,
+	PROTIDTYPE.  All callers changed.
+
+	* fsmutations.h (FSYS_DESTRUCTOR, FSYS_INTRAN): New macros.
+	* priv.h (trivfs_control_t): New type.
+	(_trivfs_begin_using_control, _trivfs_end_using_control): New
+	declarations.
+	* migsupport.c (_trivfs_begin_using_control,
+	_trivfs_end_using_control): New functions.
+	* fsys-getroot.c (trivfs_S_fsys_getroot): First arg is now
+	`struct trivfs_control *'; don't call ports_check_port_type
+	ourselves or ports_done_with_port.
+	* fsys-goaway.c (trivfs_S_fsys_goaway): Likewise.
+	* fsys-stubs.c (trivfs_S_fsys_startup, trivfs_S_fsys_getpriv,
+	trivfs_S_fsys_init, trivfs_S_fsys_getfile): Declare first
+	arg as `struct trivfs_control *'.
+
+	* trivfs.h (trivfs_protid_porttype, trivfs_cntl_porttype):
+	Deleted vars.
+	(trivfs_protid_porttypes, trivfs_cntl_porttypes,
+	trivfs_protid_nporttypes, trivfs_cntl_nporttypes): New vars.
+	(trivfs_control): New member protidtypes.
+	(trivfs_handle_port): New args PROTIDTYPE and CNTLTYPE.
+	* migsupport.h (_trivfs_begin_using_protid): Check
+	against all the members of trivfs_protid_porttypes.
+	* dir-pathtrans.c (trivfs_S_dir_pathtrans): Copy type of new port
+	from existing port.
+	* io-duplicate.c (trivfs_S_io_duplicate): Likewise.
+	* io-restrict-auth.c (trivfs_S_io_restrict_auth): Likewise.
+	* io-reauthenticate.c (trivfs_S_io_reauthenticate): Likewise.
+	* handle-port.c (trivfs_handle_port): Allocate port of type
+	from new arg CNTLTYPE.  Initialize CNTL->protidtypes from new arg
+	PROTIDTYPE.
+	* fsys-getroot (trivfs_S_fsys_getroot): Allocate port of type
+	from CNTL->protidtypes.
+
+	* trivfs.h (struct trivfs_protid) [hook]: New member.
+	(trivfs_protid_create_hook, trivfs_peropen_create_hook,
+	trivfs_protid_destroy_hook, trivfs_peropen_destroy_hook): New
+	hook functions.
+	* dir-pathtrans.c (trivfs_S_dir_pathtrans): Call
+	trivfs_peropen_create_hook.
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Likewise.
+	* dir-pathtrans.c (trivfs_S_dir_pathtrans): Call
+	trivfs_protid_create_hook.
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Likewise.
+	* io-duplicate.c (trivfs_S_io_duplicate): Likewise.
+	* io-reauthenticate.c (trivfs_S_io_reauthenticate): Likewise.
+	* io-restrict-auth.c (trivfs_S_io_restrict_auth): Likewise.
+	* protid-clean.c (trivfs_clean_protid): Call
+	trivfs_protid_destroy_hook and trivfs_peropen_destroy_hook.
+
+	* trivfs.h (struct trivfs_protid) [po]: New member.
+	(struct trivfs_protid) [cntl]: Deleted member.
+	(struct trivfs_peropen): New type.
+	* file-getcontrol.c (trivfs_S_file_getcontrol): Fetch control
+	port through peropen structure.
+	* io-reauthenticate.c (trivfs_S_io_reauthenticate): Likewise.
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Likewise.
+	* io-reauthenticate.c (trivfs_S_io_reauthenticate): Reference
+	peropen, not cntl.
+	* io-restrict-auth.c (trivfs_S_io_restrict_auth): Likewise.
+	* io-duplicate.c (trivfs_S_io_duplicate): Likewise.
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Create new peropen
+	and reference it.
+	* dir-pathtrans (trivfs_S_dir_pathtrans): Actually create new
+	peropen and cred.
+	* protid-clean.c (trivfs_clean_protid): Drop reference on peropen,
+	deallocating it if necessary.
+
+	* trivfs.h (struct trivfs_protid) [uids, gids, nuids, ngids]: New
+	 members.
+	* io-reauthenticate.c (trivfs_S_io_reauthenticate): Save received
+	ids in newly created protid.
+	* io-restrict-auth.c (listmember): New function.
+	(trivfs_S_io_restrict_auth): Save uids and gids in newly created
+	protid.
+	* io-duplicate.c (trivfs_S_io_duplicate): Copy uids and gids.
+	* protid-clean.c (trivfs_clean_protid): Free CRED->uids and
+	CRED->gids.
+	* fsys-getroot.c (trivfs_S_fsys_getroot): Initialize uids
+	and gids.
+
+
+