linux/tools/perf/util/cputopo.h
Ian Rogers 0b6b84cca6 perf cputopo: Match thread_siblings to topology ABI name
The topology name for thread_siblings is core_cpus_list, use this for
consistency and add documentation.

Signed-off-by: Ian Rogers <irogers@google.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: John Garry <john.garry@huawei.com>
Cc: Kajol Jain <kjain@linux.ibm.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Madhavan Srinivasan <maddy@linux.ibm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul A . Clarke <pc@us.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Riccardo Mancini <rickyman7@gmail.com>
Cc: Song Liu <song@kernel.org>
Cc: Wan Jiabing <wanjiabing@vivo.com>
Cc: Yury Norov <yury.norov@gmail.com>
Link: https://lore.kernel.org/r/20211111002109.194172-5-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2021-11-13 18:11:50 -03:00

69 lines
1.9 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_CPUTOPO_H
#define __PERF_CPUTOPO_H
#include <linux/types.h>
struct cpu_topology {
/* The number of unique package_cpus_lists below. */
u32 package_cpus_lists;
/* The number of unique die_cpu_lists below. */
u32 die_cpus_lists;
/* The number of unique core_cpu_lists below. */
u32 core_cpus_lists;
/*
* An array of strings where each string is unique and read from
* /sys/devices/system/cpu/cpuX/topology/package_cpus_list. From the ABI
* each of these is a human-readable list of CPUs sharing the same
* physical_package_id. The format is like 0-3, 8-11, 14,17.
*/
const char **package_cpus_list;
/*
* An array of string where each string is unique and from
* /sys/devices/system/cpu/cpuX/topology/die_cpus_list. From the ABI
* each of these is a human-readable list of CPUs within the same die.
* The format is like 0-3, 8-11, 14,17.
*/
const char **die_cpus_list;
/*
* An array of string where each string is unique and from
* /sys/devices/system/cpu/cpuX/topology/core_cpus_list. From the ABI
* each of these is a human-readable list of CPUs within the same
* core. The format is like 0-3, 8-11, 14,17.
*/
const char **core_cpus_list;
};
struct numa_topology_node {
char *cpus;
u32 node;
u64 mem_total;
u64 mem_free;
};
struct numa_topology {
u32 nr;
struct numa_topology_node nodes[];
};
struct hybrid_topology_node {
char *pmu_name;
char *cpus;
};
struct hybrid_topology {
u32 nr;
struct hybrid_topology_node nodes[];
};
struct cpu_topology *cpu_topology__new(void);
void cpu_topology__delete(struct cpu_topology *tp);
struct numa_topology *numa_topology__new(void);
void numa_topology__delete(struct numa_topology *tp);
struct hybrid_topology *hybrid_topology__new(void);
void hybrid_topology__delete(struct hybrid_topology *tp);
#endif /* __PERF_CPUTOPO_H */