14 	unsigned short	top;  member
35 	return pstack->top == 0;  in pstack__empty()
40 	unsigned short i = pstack->top, last_index = pstack->top - 1;  in pstack__remove()
48 			--pstack->top;  in pstack__remove()
57 	if (pstack->top == pstack->max_nr_entries) {  in pstack__push()
58 		pr_err("%s: top=%d, overflow!\n", __func__, pstack->top);  in pstack__push()
61 	pstack->entries[pstack->top++] = key;  in pstack__push()
68 	if (pstack->top == 0) {  in pstack__pop()
73 	ret = pstack->entries[--pstack->top];  in pstack__pop()
74 	pstack->entries[pstack->top] = NULL;  in pstack__pop()
80 	if (pstack->top == 0)  in pstack__peek()
82 	return pstack->entries[pstack->top - 1];  in pstack__peek()