4 #include "env.h"
18 void perf_env__insert_bpf_prog_info(struct perf_env *env,  in perf_env__insert_bpf_prog_info()  argument
26 	down_write(&env->bpf_progs.lock);  in perf_env__insert_bpf_prog_info()
27 	p = &env->bpf_progs.infos.rb_node;  in perf_env__insert_bpf_prog_info()
43 	rb_insert_color(&info_node->rb_node, &env->bpf_progs.infos);  in perf_env__insert_bpf_prog_info()
44 	env->bpf_progs.infos_cnt++;  in perf_env__insert_bpf_prog_info()
46 	up_write(&env->bpf_progs.lock);  in perf_env__insert_bpf_prog_info()
49 struct bpf_prog_info_node *perf_env__find_bpf_prog_info(struct perf_env *env,  in perf_env__find_bpf_prog_info()  argument
55 	down_read(&env->bpf_progs.lock);  in perf_env__find_bpf_prog_info()
56 	n = env->bpf_progs.infos.rb_node;  in perf_env__find_bpf_prog_info()
70 	up_read(&env->bpf_progs.lock);  in perf_env__find_bpf_prog_info()
74 bool perf_env__insert_btf(struct perf_env *env, struct btf_node *btf_node)  in perf_env__insert_btf()  argument
82 	down_write(&env->bpf_progs.lock);  in perf_env__insert_btf()
83 	p = &env->bpf_progs.btfs.rb_node;  in perf_env__insert_btf()
100 	rb_insert_color(&btf_node->rb_node, &env->bpf_progs.btfs);  in perf_env__insert_btf()
101 	env->bpf_progs.btfs_cnt++;  in perf_env__insert_btf()
103 	up_write(&env->bpf_progs.lock);  in perf_env__insert_btf()
107 struct btf_node *perf_env__find_btf(struct perf_env *env, __u32 btf_id)  in perf_env__find_btf()  argument
112 	down_read(&env->bpf_progs.lock);  in perf_env__find_btf()
113 	n = env->bpf_progs.btfs.rb_node;  in perf_env__find_btf()
127 	up_read(&env->bpf_progs.lock);  in perf_env__find_btf()
132 static void perf_env__purge_bpf(struct perf_env *env)  in perf_env__purge_bpf()  argument
137 	down_write(&env->bpf_progs.lock);  in perf_env__purge_bpf()
139 	root = &env->bpf_progs.infos;  in perf_env__purge_bpf()
152 	env->bpf_progs.infos_cnt = 0;  in perf_env__purge_bpf()
154 	root = &env->bpf_progs.btfs;  in perf_env__purge_bpf()
166 	env->bpf_progs.btfs_cnt = 0;  in perf_env__purge_bpf()
168 	up_write(&env->bpf_progs.lock);  in perf_env__purge_bpf()
171 void perf_env__exit(struct perf_env *env)  in perf_env__exit()  argument
175 	perf_env__purge_bpf(env);  in perf_env__exit()
176 	perf_env__purge_cgroups(env);  in perf_env__exit()
177 	zfree(&env->hostname);  in perf_env__exit()
178 	zfree(&env->os_release);  in perf_env__exit()
179 	zfree(&env->version);  in perf_env__exit()
180 	zfree(&env->arch);  in perf_env__exit()
181 	zfree(&env->cpu_desc);  in perf_env__exit()
182 	zfree(&env->cpuid);  in perf_env__exit()
183 	zfree(&env->cmdline);  in perf_env__exit()
184 	zfree(&env->cmdline_argv);  in perf_env__exit()
185 	zfree(&env->sibling_dies);  in perf_env__exit()
186 	zfree(&env->sibling_cores);  in perf_env__exit()
187 	zfree(&env->sibling_threads);  in perf_env__exit()
188 	zfree(&env->pmu_mappings);  in perf_env__exit()
189 	zfree(&env->cpu);  in perf_env__exit()
190 	zfree(&env->cpu_pmu_caps);  in perf_env__exit()
191 	zfree(&env->numa_map);  in perf_env__exit()
193 	for (i = 0; i < env->nr_numa_nodes; i++)  in perf_env__exit()
194 		perf_cpu_map__put(env->numa_nodes[i].map);  in perf_env__exit()
195 	zfree(&env->numa_nodes);  in perf_env__exit()
197 	for (i = 0; i < env->caches_cnt; i++)  in perf_env__exit()
198 		cpu_cache_level__free(&env->caches[i]);  in perf_env__exit()
199 	zfree(&env->caches);  in perf_env__exit()
201 	for (i = 0; i < env->nr_memory_nodes; i++)  in perf_env__exit()
202 		zfree(&env->memory_nodes[i].set);  in perf_env__exit()
203 	zfree(&env->memory_nodes);  in perf_env__exit()
206 void perf_env__init(struct perf_env *env)  in perf_env__init()  argument
208 	env->bpf_progs.infos = RB_ROOT;  in perf_env__init()
209 	env->bpf_progs.btfs = RB_ROOT;  in perf_env__init()
210 	init_rwsem(&env->bpf_progs.lock);  in perf_env__init()
213 int perf_env__set_cmdline(struct perf_env *env, int argc, const char *argv[])  in perf_env__set_cmdline()  argument
218 	env->cmdline_argv = calloc(argc, sizeof(char *));  in perf_env__set_cmdline()
219 	if (env->cmdline_argv == NULL)  in perf_env__set_cmdline()
227 		env->cmdline_argv[i] = argv[i];  in perf_env__set_cmdline()
228 		if (env->cmdline_argv[i] == NULL)  in perf_env__set_cmdline()
232 	env->nr_cmdline = argc;  in perf_env__set_cmdline()
236 	zfree(&env->cmdline_argv);  in perf_env__set_cmdline()
241 int perf_env__read_cpu_topology_map(struct perf_env *env)  in perf_env__read_cpu_topology_map()  argument
245 	if (env->cpu != NULL)  in perf_env__read_cpu_topology_map()
248 	if (env->nr_cpus_avail == 0)  in perf_env__read_cpu_topology_map()
249 		env->nr_cpus_avail = cpu__max_present_cpu();  in perf_env__read_cpu_topology_map()
251 	nr_cpus = env->nr_cpus_avail;  in perf_env__read_cpu_topology_map()
255 	env->cpu = calloc(nr_cpus, sizeof(env->cpu[0]));  in perf_env__read_cpu_topology_map()
256 	if (env->cpu == NULL)  in perf_env__read_cpu_topology_map()
260 		env->cpu[cpu].core_id	= cpu_map__get_core_id(cpu);  in perf_env__read_cpu_topology_map()
261 		env->cpu[cpu].socket_id	= cpu_map__get_socket_id(cpu);  in perf_env__read_cpu_topology_map()
262 		env->cpu[cpu].die_id	= cpu_map__get_die_id(cpu);  in perf_env__read_cpu_topology_map()
265 	env->nr_cpus_avail = nr_cpus;  in perf_env__read_cpu_topology_map()
269 int perf_env__read_cpuid(struct perf_env *env)  in perf_env__read_cpuid()  argument
277 	free(env->cpuid);  in perf_env__read_cpuid()
278 	env->cpuid = strdup(cpuid);  in perf_env__read_cpuid()
279 	if (env->cpuid == NULL)  in perf_env__read_cpuid()
284 static int perf_env__read_arch(struct perf_env *env)  in perf_env__read_arch()  argument
288 	if (env->arch)  in perf_env__read_arch()
292 		env->arch = strdup(uts.machine);  in perf_env__read_arch()
294 	return env->arch ? 0 : -ENOMEM;  in perf_env__read_arch()
297 static int perf_env__read_nr_cpus_avail(struct perf_env *env)  in perf_env__read_nr_cpus_avail()  argument
299 	if (env->nr_cpus_avail == 0)  in perf_env__read_nr_cpus_avail()
300 		env->nr_cpus_avail = cpu__max_present_cpu();  in perf_env__read_nr_cpus_avail()
302 	return env->nr_cpus_avail ? 0 : -ENOENT;  in perf_env__read_nr_cpus_avail()
305 const char *perf_env__raw_arch(struct perf_env *env)  in perf_env__raw_arch()  argument
307 	return env && !perf_env__read_arch(env) ? env->arch : "unknown";  in perf_env__raw_arch()
310 int perf_env__nr_cpus_avail(struct perf_env *env)  in perf_env__nr_cpus_avail()  argument
312 	return env && !perf_env__read_nr_cpus_avail(env) ? env->nr_cpus_avail : 0;  in perf_env__nr_cpus_avail()
352 const char *perf_env__arch(struct perf_env *env)  in perf_env__arch()  argument
356 	if (!env || !env->arch) { /* Assume local operation */  in perf_env__arch()
362 		arch_name = env->arch;  in perf_env__arch()
368 int perf_env__numa_node(struct perf_env *env, int cpu)  in perf_env__numa_node()  argument
370 	if (!env->nr_numa_map) {  in perf_env__numa_node()
374 		for (i = 0; i < env->nr_numa_nodes; i++) {  in perf_env__numa_node()
375 			nn = &env->numa_nodes[i];  in perf_env__numa_node()
385 		env->numa_map = malloc(nr * sizeof(int));  in perf_env__numa_node()
386 		if (!env->numa_map)  in perf_env__numa_node()
390 			env->numa_map[i] = -1;  in perf_env__numa_node()
392 		env->nr_numa_map = nr;  in perf_env__numa_node()
394 		for (i = 0; i < env->nr_numa_nodes; i++) {  in perf_env__numa_node()
397 			nn = &env->numa_nodes[i];  in perf_env__numa_node()
399 				env->numa_map[j] = i;  in perf_env__numa_node()
403 	return cpu >= 0 && cpu < env->nr_numa_map ? env->numa_map[cpu] : -1;  in perf_env__numa_node()