73 static grant_ref_t **gnttab_list;
76 static grant_ref_t gnttab_free_head;
117 	void (*update_entry)(grant_ref_t ref, domid_t domid,
127 	int (*end_foreign_access_ref)(grant_ref_t ref, int readonly);
135 	unsigned long (*end_foreign_transfer_ref)(grant_ref_t ref);
142 	int (*query_foreign_access)(grant_ref_t ref);
159 #define RPP (PAGE_SIZE / sizeof(grant_ref_t))
162 static inline grant_ref_t *__gnttab_entry(grant_ref_t entry)  in __gnttab_entry()
173 	grant_ref_t head;  in get_free_entries()
221 static void put_free_entry(grant_ref_t ref)  in put_free_entry()
243 static void gnttab_update_entry_v1(grant_ref_t ref, domid_t domid,  in gnttab_update_entry_v1()
252 static void gnttab_update_entry_v2(grant_ref_t ref, domid_t domid,  in gnttab_update_entry_v2()
264 void gnttab_grant_foreign_access_ref(grant_ref_t ref, domid_t domid,  in gnttab_grant_foreign_access_ref()
287 static int gnttab_query_foreign_access_v1(grant_ref_t ref)  in gnttab_query_foreign_access_v1()
292 static int gnttab_query_foreign_access_v2(grant_ref_t ref)  in gnttab_query_foreign_access_v2()
297 int gnttab_query_foreign_access(grant_ref_t ref)  in gnttab_query_foreign_access()
303 static int gnttab_end_foreign_access_ref_v1(grant_ref_t ref, int readonly)  in gnttab_end_foreign_access_ref_v1()
319 static int gnttab_end_foreign_access_ref_v2(grant_ref_t ref, int readonly)  in gnttab_end_foreign_access_ref_v2()
342 static inline int _gnttab_end_foreign_access_ref(grant_ref_t ref, int readonly)  in _gnttab_end_foreign_access_ref()
347 int gnttab_end_foreign_access_ref(grant_ref_t ref, int readonly)  in gnttab_end_foreign_access_ref()
358 	grant_ref_t ref;
412 static void gnttab_add_deferred(grant_ref_t ref, bool readonly,  in gnttab_add_deferred()
438 void gnttab_end_foreign_access(grant_ref_t ref, int readonly,  in gnttab_end_foreign_access()
464 void gnttab_grant_foreign_transfer_ref(grant_ref_t ref, domid_t domid,  in gnttab_grant_foreign_transfer_ref()
471 static unsigned long gnttab_end_foreign_transfer_ref_v1(grant_ref_t ref)  in gnttab_end_foreign_transfer_ref_v1()
502 static unsigned long gnttab_end_foreign_transfer_ref_v2(grant_ref_t ref)  in gnttab_end_foreign_transfer_ref_v2()
533 unsigned long gnttab_end_foreign_transfer_ref(grant_ref_t ref)  in gnttab_end_foreign_transfer_ref()
539 unsigned long gnttab_end_foreign_transfer(grant_ref_t ref)  in gnttab_end_foreign_transfer()
547 void gnttab_free_grant_reference(grant_ref_t ref)  in gnttab_free_grant_reference()
553 void gnttab_free_grant_references(grant_ref_t head)  in gnttab_free_grant_references()
555 	grant_ref_t ref;  in gnttab_free_grant_references()
574 int gnttab_alloc_grant_references(u16 count, grant_ref_t *head)  in gnttab_alloc_grant_references()
587 int gnttab_empty_grant_references(const grant_ref_t *private_head)  in gnttab_empty_grant_references()
593 int gnttab_claim_grant_reference(grant_ref_t *private_head)  in gnttab_claim_grant_reference()
595 	grant_ref_t g = *private_head;  in gnttab_claim_grant_reference()
603 void gnttab_release_grant_reference(grant_ref_t *private_head,  in gnttab_release_grant_reference()
604 				    grant_ref_t release)  in gnttab_release_grant_reference()
674 		gnttab_list[i] = (grant_ref_t *)__get_free_page(GFP_ATOMIC);  in grow_gnttab_list()
1549 				    sizeof(grant_ref_t *),  in gnttab_init()
1556 		gnttab_list[i] = (grant_ref_t *)__get_free_page(GFP_KERNEL);  in gnttab_init()