1/* SPDX-License-Identifier: GPL-2.0 */
  2#ifndef __PERF_ENV_H
  3#define __PERF_ENV_H
  4
  5#include <linux/types.h>
  6#include <linux/rbtree.h>
  7#include "rwsem.h"
  8
  9struct perf_cpu_map;
 10
 11struct cpu_topology_map {
 12	int	socket_id;
 13	int	die_id;
 14	int	core_id;
 15};
 16
 17struct cpu_cache_level {
 18	u32	level;
 19	u32	line_size;
 20	u32	sets;
 21	u32	ways;
 22	char	*type;
 23	char	*size;
 24	char	*map;
 25};
 26
 27struct numa_node {
 28	u32		 node;
 29	u64		 mem_total;
 30	u64		 mem_free;
 31	struct perf_cpu_map	*map;
 32};
 33
 34struct memory_node {
 35	u64		 node;
 36	u64		 size;
 37	unsigned long	*set;
 38};
 39
 40struct perf_env {
 41	char			*hostname;
 42	char			*os_release;
 43	char			*version;
 44	char			*arch;
 45	int			nr_cpus_online;
 46	int			nr_cpus_avail;
 47	char			*cpu_desc;
 48	char			*cpuid;
 49	unsigned long long	total_mem;
 50	unsigned int		msr_pmu_type;
 51
 52	int			nr_cmdline;
 53	int			nr_sibling_cores;
 54	int			nr_sibling_dies;
 55	int			nr_sibling_threads;
 56	int			nr_numa_nodes;
 57	int			nr_memory_nodes;
 58	int			nr_pmu_mappings;
 59	int			nr_groups;
 60	char			*cmdline;
 61	const char		**cmdline_argv;
 62	char			*sibling_cores;
 63	char			*sibling_dies;
 64	char			*sibling_threads;
 65	char			*pmu_mappings;
 66	struct cpu_topology_map	*cpu;
 67	struct cpu_cache_level	*caches;
 68	int			 caches_cnt;
 69	u32			comp_ratio;
 70	u32			comp_ver;
 71	u32			comp_type;
 72	u32			comp_level;
 73	u32			comp_mmap_len;
 74	struct numa_node	*numa_nodes;
 75	struct memory_node	*memory_nodes;
 76	unsigned long long	 memory_bsize;
 77	u64                     clockid_res_ns;
 78
 79	/*
 80	 * bpf_info_lock protects bpf rbtrees. This is needed because the
 81	 * trees are accessed by different threads in perf-top
 82	 */
 83	struct {
 84		struct rw_semaphore	lock;
 85		struct rb_root		infos;
 86		u32			infos_cnt;
 87		struct rb_root		btfs;
 88		u32			btfs_cnt;
 89	} bpf_progs;
 90};
 91
 92enum perf_compress_type {
 93	PERF_COMP_NONE = 0,
 94	PERF_COMP_ZSTD,
 95	PERF_COMP_MAX
 96};
 97
 98struct bpf_prog_info_node;
 99struct btf_node;
100
101extern struct perf_env perf_env;
102
103void perf_env__exit(struct perf_env *env);
104
105int perf_env__set_cmdline(struct perf_env *env, int argc, const char *argv[]);
106
107int perf_env__read_cpu_topology_map(struct perf_env *env);
108
109void cpu_cache_level__free(struct cpu_cache_level *cache);
110
111const char *perf_env__arch(struct perf_env *env);
112const char *perf_env__raw_arch(struct perf_env *env);
113int perf_env__nr_cpus_avail(struct perf_env *env);
114
115void perf_env__init(struct perf_env *env);
116void perf_env__insert_bpf_prog_info(struct perf_env *env,
117				    struct bpf_prog_info_node *info_node);
118struct bpf_prog_info_node *perf_env__find_bpf_prog_info(struct perf_env *env,
119							__u32 prog_id);
120void perf_env__insert_btf(struct perf_env *env, struct btf_node *btf_node);
121struct btf_node *perf_env__find_btf(struct perf_env *env, __u32 btf_id);
122#endif /* __PERF_ENV_H */

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __PERF_ENV_H
 3#define __PERF_ENV_H
 4
 5#include <linux/types.h>
 6#include "cpumap.h"
 
 
 
 7
 8struct cpu_topology_map {
 9	int	socket_id;
 
10	int	core_id;
11};
12
13struct cpu_cache_level {
14	u32	level;
15	u32	line_size;
16	u32	sets;
17	u32	ways;
18	char	*type;
19	char	*size;
20	char	*map;
21};
22
23struct numa_node {
24	u32		 node;
25	u64		 mem_total;
26	u64		 mem_free;
27	struct cpu_map	*map;
28};
29
30struct memory_node {
31	u64		 node;
32	u64		 size;
33	unsigned long	*set;
34};
35
36struct perf_env {
37	char			*hostname;
38	char			*os_release;
39	char			*version;
40	char			*arch;
41	int			nr_cpus_online;
42	int			nr_cpus_avail;
43	char			*cpu_desc;
44	char			*cpuid;
45	unsigned long long	total_mem;
46	unsigned int		msr_pmu_type;
47
48	int			nr_cmdline;
49	int			nr_sibling_cores;
 
50	int			nr_sibling_threads;
51	int			nr_numa_nodes;
52	int			nr_memory_nodes;
53	int			nr_pmu_mappings;
54	int			nr_groups;
55	char			*cmdline;
56	const char		**cmdline_argv;
57	char			*sibling_cores;
 
58	char			*sibling_threads;
59	char			*pmu_mappings;
60	struct cpu_topology_map	*cpu;
61	struct cpu_cache_level	*caches;
62	int			 caches_cnt;
 
 
 
 
 
63	struct numa_node	*numa_nodes;
64	struct memory_node	*memory_nodes;
65	unsigned long long	 memory_bsize;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
66};
67
 
 
 
68extern struct perf_env perf_env;
69
70void perf_env__exit(struct perf_env *env);
71
72int perf_env__set_cmdline(struct perf_env *env, int argc, const char *argv[]);
73
74int perf_env__read_cpu_topology_map(struct perf_env *env);
75
76void cpu_cache_level__free(struct cpu_cache_level *cache);
77
78const char *perf_env__arch(struct perf_env *env);
 
 
 
 
 
 
 
 
 
 
79#endif /* __PERF_ENV_H */