Svante Signell, le jeu. 12 sept. 2019 10:23:55 +0200, a ecrit: > @@ -358,6 +357,18 @@ routine file_reparent ( > skip; /* Was: file_get_children. */ > skip; /* Was: file_get_source. */ > > + > +/* Do fcntl type locking on FILE. CMD is from the set F_GETLK64, > + F_SETLK64, F_SETLKW64. FLOCK64 is passed by the user and is as > + defined by <fcntl.h>. RENDEZVOUS is MACH_PORT_NULL for per opened > + file locking and !MACH_PORT_NULL for per process file locking */ > +routine file_record_lock ( > + file: file_t; > + RPT > + cmd: int; > + inout flock64: flock_t; > + rendezvous: mach_port_send_t); > + > /* Overlay a task with a file. Necessary initialization, including > authentication changes associated with set[ug]id execution must be > handled by the filesystem. Filesystems normally implement this by
I'm only realizing this, now that I see that rebooting with the patches applied on hurd fails completely: never insert an RPC between existing ones! That renumbers everything, we do not want that at any rate. I'll fix that along committing. Samuel
