1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _PERF_PSTACK_ 3 #define _PERF_PSTACK_ 4 5 #include <stdbool.h> 6 7 struct pstack; 8 struct pstack *pstack__new(unsigned short max_nr_entries); 9 void pstack__delete(struct pstack *pstack); 10 bool pstack__empty(const struct pstack *pstack); 11 void pstack__remove(struct pstack *pstack, void *key); 12 void pstack__push(struct pstack *pstack, void *key); 13 void *pstack__pop(struct pstack *pstack); 14 void *pstack__peek(struct pstack *pstack); 15 16 #endif /* _PERF_PSTACK_ */ 17