tools/perf/util/mem-info.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __PERF_MEM_INFO_H
   3 #define __PERF_MEM_INFO_H
   4
   5 #include <linux/refcount.h>
   6 #include <linux/perf_event.h>
   7 #include <internal/rc_check.h>
   8 #include "map_symbol.h"
   9
  10 DECLARE_RC_STRUCT(mem_info) {
  11         struct addr_map_symbol  iaddr;
  12         struct addr_map_symbol  daddr;
  13         union perf_mem_data_src data_src;
  14         refcount_t              refcnt;
  15 };
  16
  17 struct mem_info *mem_info__new(void);
  18 struct mem_info *mem_info__clone(struct mem_info *mi);
  19 struct mem_info *mem_info__get(struct mem_info *mi);
  20 void   mem_info__put(struct mem_info *mi);
  21
  22 static inline void __mem_info__zput(struct mem_info **mi)
  23 {
  24         mem_info__put(*mi);
  25         *mi = NULL;
  26 }
  27
  28 #define mem_info__zput(mi) __mem_info__zput(&mi)
  29
  30 static inline struct addr_map_symbol *mem_info__iaddr(struct mem_info *mi)
  31 {
  32         return &RC_CHK_ACCESS(mi)->iaddr;
  33 }
  34
  35 static inline struct addr_map_symbol *mem_info__daddr(struct mem_info *mi)
  36 {
  37         return &RC_CHK_ACCESS(mi)->daddr;
  38 }
  39
  40 static inline union perf_mem_data_src *mem_info__data_src(struct mem_info *mi)
  41 {
  42         return &RC_CHK_ACCESS(mi)->data_src;
  43 }
  44
  45 static inline const union perf_mem_data_src *mem_info__const_data_src(const struct mem_info *mi)
  46 {
  47         return &RC_CHK_ACCESS(mi)->data_src;
  48 }
  49
  50 static inline refcount_t *mem_info__refcnt(struct mem_info *mi)
  51 {
  52         return &RC_CHK_ACCESS(mi)->refcnt;
  53 }
  54
  55 #endif /* __PERF_MEM_INFO_H */