1 /* SPDX-License-Identifier: GPL-2.0 */
5 #include <linux/types.h>
6 #include <linux/rbtree.h>
11 struct cpu_topology_map {
17 struct cpu_cache_level {
31 struct perf_cpu_map *map;
49 unsigned long long total_mem;
50 unsigned int msr_pmu_type;
51 unsigned int max_branches;
56 int nr_sibling_threads;
63 const char **cmdline_argv;
66 char *sibling_threads;
69 struct cpu_topology_map *cpu;
70 struct cpu_cache_level *caches;
77 struct numa_node *numa_nodes;
78 struct memory_node *memory_nodes;
79 unsigned long long memory_bsize;
82 * bpf_info_lock protects bpf rbtrees. This is needed because the
83 * trees are accessed by different threads in perf-top
86 struct rw_semaphore lock;
93 /* same reason as above (for perf-top) */
95 struct rw_semaphore lock;
99 /* For fast cpu to numa node lookup via perf_env__numa_node */
103 /* For real clock time reference. */
110 * enabled is valid for report mode, and is true if above
111 * values are set, it's set in process_clock_data
117 enum perf_compress_type {
123 struct bpf_prog_info_node;
126 extern struct perf_env perf_env;
128 void perf_env__exit(struct perf_env *env);
130 int perf_env__set_cmdline(struct perf_env *env, int argc, const char *argv[]);
132 int perf_env__read_cpuid(struct perf_env *env);
133 int perf_env__read_cpu_topology_map(struct perf_env *env);
135 void cpu_cache_level__free(struct cpu_cache_level *cache);
137 const char *perf_env__arch(struct perf_env *env);
138 const char *perf_env__raw_arch(struct perf_env *env);
139 int perf_env__nr_cpus_avail(struct perf_env *env);
141 void perf_env__init(struct perf_env *env);
142 void perf_env__insert_bpf_prog_info(struct perf_env *env,
143 struct bpf_prog_info_node *info_node);
144 struct bpf_prog_info_node *perf_env__find_bpf_prog_info(struct perf_env *env,
146 void perf_env__insert_btf(struct perf_env *env, struct btf_node *btf_node);
147 struct btf_node *perf_env__find_btf(struct perf_env *env, __u32 btf_id);
149 int perf_env__numa_node(struct perf_env *env, int cpu);
150 #endif /* __PERF_ENV_H */