65 struct signal_page {  struct
77 #define SIGNAL_PAGE_SIZE (sizeof(struct signal_page) + \  argument
88 static uint64_t *page_slots(struct signal_page *page)  in page_slots()
94 				struct signal_page **out_page,  in allocate_free_slot()
97 	struct signal_page *page;  in allocate_free_slot()
132 	struct signal_page *page;  in allocate_signal_page()
155 						   struct signal_page,  in allocate_signal_page()
174 					struct signal_page **page,  in allocate_event_notification_slot()
190 static void release_event_notification_slot(struct signal_page *page,  in release_event_notification_slot()
200 static struct signal_page *lookup_signal_page_by_index(struct kfd_process *p,  in lookup_signal_page_by_index()
203 	struct signal_page *page;  in lookup_signal_page_by_index()
231 static u32 make_signal_event_id(struct signal_page *page,  in make_signal_event_id()
283 						struct signal_page *page,  in lookup_event_by_page_slot()
298 	if (!allocate_event_notification_slot(devkfd, p, &ev->signal_page,  in create_signal_event()
307 			&ev->signal_page->user_address[ev->signal_slot_index];  in create_signal_event()
309 	ev->event_id = make_signal_event_id(ev->signal_page,  in create_signal_event()
348 	if (ev->signal_page != NULL) {  in destroy_event()
349 		release_event_notification_slot(ev->signal_page,  in destroy_event()
380 	struct signal_page *page, *tmp;  in shutdown_signal_pages()
433 			*event_page_offset = (ev->signal_page->page_index |  in kfd_event_create()
541 	page_slots(ev->signal_page)[ev->signal_slot_index] =  in acknowledge_signal()
545 static bool is_slot_signaled(struct signal_page *page, unsigned int index)  in is_slot_signaled()
586 		struct signal_page *page;  in kfd_signal_event_interrupt()
814 	struct signal_page *page;  in kfd_event_mmap()