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175 lines
3.9 KiB
175 lines
3.9 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef __PERF_ENV_H |
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#define __PERF_ENV_H |
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#include <linux/types.h> |
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#include <linux/rbtree.h> |
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#include "cpumap.h" |
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#include "rwsem.h" |
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struct perf_cpu_map; |
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struct cpu_topology_map { |
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int socket_id; |
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int die_id; |
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int core_id; |
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}; |
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struct cpu_cache_level { |
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u32 level; |
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u32 line_size; |
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u32 sets; |
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u32 ways; |
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char *type; |
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char *size; |
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char *map; |
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}; |
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struct numa_node { |
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u32 node; |
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u64 mem_total; |
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u64 mem_free; |
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struct perf_cpu_map *map; |
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}; |
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struct memory_node { |
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u64 node; |
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u64 size; |
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unsigned long *set; |
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}; |
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struct hybrid_node { |
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char *pmu_name; |
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char *cpus; |
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}; |
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struct hybrid_cpc_node { |
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int nr_cpu_pmu_caps; |
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unsigned int max_branches; |
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char *cpu_pmu_caps; |
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char *pmu_name; |
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}; |
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struct perf_env { |
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char *hostname; |
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char *os_release; |
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char *version; |
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char *arch; |
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int nr_cpus_online; |
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int nr_cpus_avail; |
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char *cpu_desc; |
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char *cpuid; |
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unsigned long long total_mem; |
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unsigned int msr_pmu_type; |
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unsigned int max_branches; |
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int kernel_is_64_bit; |
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int nr_cmdline; |
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int nr_sibling_cores; |
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int nr_sibling_dies; |
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int nr_sibling_threads; |
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int nr_numa_nodes; |
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int nr_memory_nodes; |
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int nr_pmu_mappings; |
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int nr_groups; |
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int nr_cpu_pmu_caps; |
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int nr_hybrid_nodes; |
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int nr_hybrid_cpc_nodes; |
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char *cmdline; |
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const char **cmdline_argv; |
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char *sibling_cores; |
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char *sibling_dies; |
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char *sibling_threads; |
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char *pmu_mappings; |
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char *cpu_pmu_caps; |
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struct cpu_topology_map *cpu; |
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struct cpu_cache_level *caches; |
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int caches_cnt; |
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u32 comp_ratio; |
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u32 comp_ver; |
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u32 comp_type; |
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u32 comp_level; |
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u32 comp_mmap_len; |
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struct numa_node *numa_nodes; |
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struct memory_node *memory_nodes; |
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unsigned long long memory_bsize; |
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struct hybrid_node *hybrid_nodes; |
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struct hybrid_cpc_node *hybrid_cpc_nodes; |
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#ifdef HAVE_LIBBPF_SUPPORT |
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/* |
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* bpf_info_lock protects bpf rbtrees. This is needed because the |
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* trees are accessed by different threads in perf-top |
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*/ |
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struct { |
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struct rw_semaphore lock; |
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struct rb_root infos; |
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u32 infos_cnt; |
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struct rb_root btfs; |
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u32 btfs_cnt; |
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} bpf_progs; |
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#endif // HAVE_LIBBPF_SUPPORT |
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/* same reason as above (for perf-top) */ |
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struct { |
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struct rw_semaphore lock; |
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struct rb_root tree; |
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} cgroups; |
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/* For fast cpu to numa node lookup via perf_env__numa_node */ |
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int *numa_map; |
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int nr_numa_map; |
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/* For real clock time reference. */ |
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struct { |
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u64 tod_ns; |
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u64 clockid_ns; |
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u64 clockid_res_ns; |
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int clockid; |
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/* |
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* enabled is valid for report mode, and is true if above |
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* values are set, it's set in process_clock_data |
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*/ |
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bool enabled; |
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} clock; |
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}; |
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enum perf_compress_type { |
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PERF_COMP_NONE = 0, |
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PERF_COMP_ZSTD, |
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PERF_COMP_MAX |
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}; |
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struct bpf_prog_info_node; |
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struct btf_node; |
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extern struct perf_env perf_env; |
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void perf_env__exit(struct perf_env *env); |
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int perf_env__kernel_is_64_bit(struct perf_env *env); |
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int perf_env__set_cmdline(struct perf_env *env, int argc, const char *argv[]); |
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int perf_env__read_cpuid(struct perf_env *env); |
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int perf_env__read_pmu_mappings(struct perf_env *env); |
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int perf_env__nr_pmu_mappings(struct perf_env *env); |
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const char *perf_env__pmu_mappings(struct perf_env *env); |
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int perf_env__read_cpu_topology_map(struct perf_env *env); |
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void cpu_cache_level__free(struct cpu_cache_level *cache); |
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const char *perf_env__arch(struct perf_env *env); |
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const char *perf_env__cpuid(struct perf_env *env); |
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const char *perf_env__raw_arch(struct perf_env *env); |
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int perf_env__nr_cpus_avail(struct perf_env *env); |
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void perf_env__init(struct perf_env *env); |
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void perf_env__insert_bpf_prog_info(struct perf_env *env, |
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struct bpf_prog_info_node *info_node); |
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struct bpf_prog_info_node *perf_env__find_bpf_prog_info(struct perf_env *env, |
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__u32 prog_id); |
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bool perf_env__insert_btf(struct perf_env *env, struct btf_node *btf_node); |
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struct btf_node *perf_env__find_btf(struct perf_env *env, __u32 btf_id); |
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int perf_env__numa_node(struct perf_env *env, struct perf_cpu cpu); |
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#endif /* __PERF_ENV_H */
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