--- Gnu-Mach/vm/vm_fault.h 2020/09/02 04:36:57 1.1.1.1 +++ Gnu-Mach/vm/vm_fault.h 2020/09/02 04:45:28 1.1.1.3 @@ -1,25 +1,25 @@ -/* +/* * Mach Operating System * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University * All Rights Reserved. - * + * * Permission to use, copy, modify and distribute this software and its * documentation is hereby granted, provided that both the copyright * notice and this permission notice appear in all copies of the * software, derivative works or modified versions, and any portions * thereof, and that both notices appear in supporting documentation. - * + * * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * + * * Carnegie Mellon requests users of this software to return to - * + * * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU * School of Computer Science * Carnegie Mellon University * Pittsburgh PA 15213-3890 - * + * * any improvements or extensions that they make and grant Carnegie Mellon * the rights to redistribute these changes. */ @@ -33,6 +33,9 @@ #define _VM_VM_FAULT_H_ #include +#include +#include +#include /* * Page fault handling based on vm_object only. @@ -46,19 +49,24 @@ typedef kern_return_t vm_fault_return_t; #define VM_FAULT_FICTITIOUS_SHORTAGE 4 #define VM_FAULT_MEMORY_ERROR 5 -extern void vm_fault_init(); -extern vm_fault_return_t vm_fault_page(); +extern void vm_fault_init(void); +extern vm_fault_return_t vm_fault_page(vm_object_t, vm_offset_t, vm_prot_t, + boolean_t, boolean_t, vm_prot_t *, + vm_page_t *, vm_page_t *, boolean_t, + void (*)()); -extern void vm_fault_cleanup(); +extern void vm_fault_cleanup(vm_object_t, vm_page_t); /* * Page fault handling based on vm_map (or entries therein) */ -extern kern_return_t vm_fault(); -extern void vm_fault_wire(); -extern void vm_fault_unwire(); - -extern kern_return_t vm_fault_copy(); /* Copy pages from - * one object to another - */ -#endif _VM_VM_FAULT_H_ +extern kern_return_t vm_fault(vm_map_t, vm_offset_t, vm_prot_t, boolean_t, + boolean_t, void (*)()); +extern void vm_fault_wire(vm_map_t, vm_map_entry_t); +extern void vm_fault_unwire(vm_map_t, vm_map_entry_t); + +/* Copy pages from one object to another. */ +extern kern_return_t vm_fault_copy(vm_object_t, vm_offset_t, vm_size_t *, + vm_object_t, vm_offset_t, vm_map_t, + vm_map_version_t *, boolean_t); +#endif /* _VM_VM_FAULT_H_ */