diff options
| -rw-r--r-- | libdiskfs/diskfs.h | 58 |
1 files changed, 7 insertions, 51 deletions
diff --git a/libdiskfs/diskfs.h b/libdiskfs/diskfs.h index 2720eb6a..0d556f7f 100644 --- a/libdiskfs/diskfs.h +++ b/libdiskfs/diskfs.h @@ -138,37 +138,6 @@ extern int pager_port_type; struct pager; - - -/* The user must observe the following discipline in port creation - with the ports library. Any port for which a send right is - given to any entity outside the filesystem itself must be - a hard port. Other ports used only internally should be - soft ports. - - When there are neither hard ports nor soft ports, the diskfs - library will call diskfs_sync_everything with WAIT set. This - should sync everything; upon return diskfs will exit. (There - should be no active pagers at all in this state, because such - would be either hard or soft ports.) - - When there are only soft ports, diskfs will call - diskfs_shutdown_soft_ports. This function should initiate (but - need not complete) the destruction of any outstanding soft ports. - When they are actually destroyed, diskfs_sync_everything will be - called as described above. - - When the only outstanding hard port is the control port for - the filesystem and the filesystem has been idle for a considerable - time (as defined by the ports library), diskfs will detach from the - parent filesystem and call diskfs_shutdown_soft_ports. - - When the filesystem is asked to exit with FSYS_GOAWAY_NOSYNC, - it will not bother calling diskfs_sync_everything. When the - filesystem is asked to exit with FSYS_GOAWAY_FORCE, all existing - send rights for files are immediately destroyed. Then - diskfs_sync_everything is called and the filesystem will exit. -*/ /* Declarations of things the user must or may define. */ @@ -403,11 +372,6 @@ void diskfs_lost_hardrefs (struct node *np); locked. */ void diskfs_new_hardrefs (struct node *np); -/* The user must define this function. There are no hard ports outstanding; - the user should take steps so that any soft ports outstanding get - shut down. */ -void diskfs_shutdown_soft_ports (); - /* The user must define this function. Return non-zero if locked directory DP is empty. If the user does not redefine diskfs_clear_directory and diskfs_init_directory, then `empty' @@ -462,10 +426,6 @@ void diskfs_init_completed (); error_t diskfs_parse_runtime_options (int argc, char **argv, struct options *standard_options); -/* It is assumed that the user will use the Hurd pager library; if not - you need to redefine ports_demuxer and - diskfs_do_seqnos_mach_notify_no_senders. */ - /* If this function is nonzero (and diskfs_shortcut_symlink is set) it is called to set a symlink. If it returns EINVAL or isn't set, then the normal method (writing the contents into the file data) is @@ -936,17 +896,13 @@ error_t diskfs_set_options (int argc, char **argv); completely. */ extern struct options *diskfs_standard_startup_options; -/* The ports library requires the following to be defined; the diskfs - library provides a definition. See <hurd/ports.h> for the - interface description. The library assumes you use the pager - library (and calls pager_demuxer). If you don't, then you need - to redefine this function as well as the no_senders notify stub. */ -int ports_demuxer (mach_msg_header_t *, mach_msg_header_t *); - -/* The diskfs library provides functions to demultiplex the fs, io, fsys, - memory_object, interrupt, and notify interfaces. All the server - routines have the prefix `diskfs_S_'; `in' arguments of type - file_t or io_t appear as `struct protid *' to the stub. */ +/* Demultiplex incoming messages on ports created by libdiskfs. */ +int diskfs_demuxer (mach_msg_header_t *, mach_msg_header_t *); + +/* The diskfs library provides functions to demultiplex the fs, io, + fsys, interrupt, and notify interfaces. All the server routines + have the prefix `diskfs_S_'; `in' arguments of type file_t or io_t + appear as `struct protid *' to the stub. */ /* Exception handling */ |