18 	struct mmu_gather_batch *batch;  in tlb_next_batch()  local
20 	batch = tlb->active;  in tlb_next_batch()
21 	if (batch->next) {  in tlb_next_batch()
22 		tlb->active = batch->next;  in tlb_next_batch()
29 	batch = (void *)__get_free_pages(GFP_NOWAIT | __GFP_NOWARN, 0);  in tlb_next_batch()
30 	if (!batch)  in tlb_next_batch()
34 	batch->next = NULL;  in tlb_next_batch()
35 	batch->nr   = 0;  in tlb_next_batch()
36 	batch->max  = MAX_GATHER_BATCH;  in tlb_next_batch()
38 	tlb->active->next = batch;  in tlb_next_batch()
39 	tlb->active = batch;  in tlb_next_batch()
46 	struct mmu_gather_batch *batch;  in tlb_batch_pages_flush()  local
48 	for (batch = &tlb->local; batch && batch->nr; batch = batch->next) {  in tlb_batch_pages_flush()
49 		free_pages_and_swap_cache(batch->pages, batch->nr);  in tlb_batch_pages_flush()
50 		batch->nr = 0;  in tlb_batch_pages_flush()
57 	struct mmu_gather_batch *batch, *next;  in tlb_batch_list_free()  local
59 	for (batch = tlb->local.next; batch; batch = next) {  in tlb_batch_list_free()
60 		next = batch->next;  in tlb_batch_list_free()
61 		free_pages((unsigned long)batch, 0);  in tlb_batch_list_free()
68 	struct mmu_gather_batch *batch;  in __tlb_remove_page_size()  local
76 	batch = tlb->active;  in __tlb_remove_page_size()
81 	batch->pages[batch->nr++] = page;  in __tlb_remove_page_size()
82 	if (batch->nr == batch->max) {  in __tlb_remove_page_size()
85 		batch = tlb->active;  in __tlb_remove_page_size()
87 	VM_BUG_ON_PAGE(batch->nr > batch->max, page);  in __tlb_remove_page_size()
135 	struct mmu_table_batch *batch;  in tlb_remove_table_rcu()  local
138 	batch = container_of(head, struct mmu_table_batch, rcu);  in tlb_remove_table_rcu()
140 	for (i = 0; i < batch->nr; i++)  in tlb_remove_table_rcu()
141 		__tlb_remove_table(batch->tables[i]);  in tlb_remove_table_rcu()
143 	free_page((unsigned long)batch);  in tlb_remove_table_rcu()
148 	struct mmu_table_batch **batch = &tlb->batch;  in tlb_table_flush()  local
150 	if (*batch) {  in tlb_table_flush()
152 		call_rcu(&(*batch)->rcu, tlb_remove_table_rcu);  in tlb_table_flush()
153 		*batch = NULL;  in tlb_table_flush()
159 	struct mmu_table_batch **batch = &tlb->batch;  in tlb_remove_table()  local
161 	if (*batch == NULL) {  in tlb_remove_table()
162 		*batch = (struct mmu_table_batch *)__get_free_page(GFP_NOWAIT | __GFP_NOWARN);  in tlb_remove_table()
163 		if (*batch == NULL) {  in tlb_remove_table()
168 		(*batch)->nr = 0;  in tlb_remove_table()
171 	(*batch)->tables[(*batch)->nr++] = table;  in tlb_remove_table()
172 	if ((*batch)->nr == MAX_TABLE_BATCH)  in tlb_remove_table()
224 	tlb->batch = NULL;  in tlb_gather_mmu()