3095 	vm_map_entry_t src_entry,  in vm_map_copy_entry()  argument
3107 	if ((dst_entry->eflags|src_entry->eflags) & MAP_ENTRY_IS_SUB_MAP)  in vm_map_copy_entry()
3110 	if (src_entry->wired_count == 0 ||  in vm_map_copy_entry()
3111 	    (src_entry->protection & VM_PROT_WRITE) == 0) {  in vm_map_copy_entry()
3116 		if ((src_entry->eflags & MAP_ENTRY_NEEDS_COPY) == 0 &&  in vm_map_copy_entry()
3117 		    (src_entry->protection & VM_PROT_WRITE) != 0) {  in vm_map_copy_entry()
3119 			    src_entry->start,  in vm_map_copy_entry()
3120 			    src_entry->end,  in vm_map_copy_entry()
3121 			    src_entry->protection & ~VM_PROT_WRITE);  in vm_map_copy_entry()
3127 		size = src_entry->end - src_entry->start;  in vm_map_copy_entry()
3128 		if ((src_object = src_entry->object.vm_object) != NULL) {  in vm_map_copy_entry()
3130 			charged = ENTRY_CHARGED(src_entry);  in vm_map_copy_entry()
3136 					vm_object_split(src_entry);  in vm_map_copy_entry()
3137 					src_object = src_entry->object.vm_object;  in vm_map_copy_entry()
3142 			if (src_entry->cred != NULL &&  in vm_map_copy_entry()
3143 			    !(src_entry->eflags & MAP_ENTRY_NEEDS_COPY)) {  in vm_map_copy_entry()
3147 				src_object->cred = src_entry->cred;  in vm_map_copy_entry()
3157 				if (!(src_entry->eflags &  in vm_map_copy_entry()
3160 					src_entry->cred = cred;  in vm_map_copy_entry()
3164 			src_entry->eflags |= (MAP_ENTRY_COW|MAP_ENTRY_NEEDS_COPY);  in vm_map_copy_entry()
3166 			dst_entry->offset = src_entry->offset;  in vm_map_copy_entry()
3167 			if (src_entry->eflags & MAP_ENTRY_VN_WRITECNT) {  in vm_map_copy_entry()
3180 				src_entry->eflags &= ~MAP_ENTRY_VN_WRITECNT;  in vm_map_copy_entry()
3183 				fake_entry->start = src_entry->start;  in vm_map_copy_entry()
3184 				fake_entry->end = src_entry->end;  in vm_map_copy_entry()
3191 			if (src_entry->cred != NULL) {  in vm_map_copy_entry()
3199 		    dst_entry->end - dst_entry->start, src_entry->start);  in vm_map_copy_entry()
3206 		vm_fault_copy_entry(dst_map, src_map, dst_entry, src_entry,  in vm_map_copy_entry()