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https://gitee.com/bianbu-linux/linux-6.6
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ca2c9b76bc
The cpu_map and index can get confused. Add variants of the cpu_map__get routines that are passed a cpu. Make the existing cpu_map__get routines use the new functions with a view to remove them when no longer used. Reviewed-by: James Clark <james.clark@arm.com> Signed-off-by: Ian Rogers <irogers@google.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Jiri Olsa <jolsa@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: Leo Yan <leo.yan@linaro.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Mathieu Poirier <mathieu.poirier@linaro.org> Cc: Mike Leach <mike.leach@linaro.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Clarke <pc@us.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Riccardo Mancini <rickyman7@gmail.com> Cc: Stephane Eranian <eranian@google.com> Cc: Suzuki Poulouse <suzuki.poulose@arm.com> Cc: Vineet Singh <vineet.singh@intel.com> Cc: coresight@lists.linaro.org Cc: linux-arm-kernel@lists.infradead.org Cc: zhengjun.xing@intel.com Link: https://lore.kernel.org/r/20220105061351.120843-3-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
76 lines
2.7 KiB
C
76 lines
2.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __PERF_CPUMAP_H
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#define __PERF_CPUMAP_H
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#include <stdio.h>
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#include <stdbool.h>
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#include <internal/cpumap.h>
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#include <perf/cpumap.h>
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struct aggr_cpu_id {
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int thread;
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int node;
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int socket;
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int die;
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int core;
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};
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struct cpu_aggr_map {
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refcount_t refcnt;
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int nr;
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struct aggr_cpu_id map[];
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};
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struct perf_record_cpu_map_data;
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struct perf_cpu_map *perf_cpu_map__empty_new(int nr);
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struct cpu_aggr_map *cpu_aggr_map__empty_new(int nr);
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struct perf_cpu_map *cpu_map__new_data(struct perf_record_cpu_map_data *data);
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size_t cpu_map__snprint(struct perf_cpu_map *map, char *buf, size_t size);
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size_t cpu_map__snprint_mask(struct perf_cpu_map *map, char *buf, size_t size);
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size_t cpu_map__fprintf(struct perf_cpu_map *map, FILE *fp);
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int cpu_map__get_socket_id(int cpu);
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struct aggr_cpu_id cpu_map__get_socket_aggr_by_cpu(int cpu, void *data);
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struct aggr_cpu_id cpu_map__get_socket(struct perf_cpu_map *map, int idx, void *data);
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int cpu_map__get_die_id(int cpu);
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struct aggr_cpu_id cpu_map__get_die_aggr_by_cpu(int cpu, void *data);
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struct aggr_cpu_id cpu_map__get_die(struct perf_cpu_map *map, int idx, void *data);
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int cpu_map__get_core_id(int cpu);
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struct aggr_cpu_id cpu_map__get_core_aggr_by_cpu(int cpu, void *data);
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struct aggr_cpu_id cpu_map__get_core(struct perf_cpu_map *map, int idx, void *data);
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int cpu_map__get_node_id(int cpu);
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struct aggr_cpu_id cpu_map__get_node_aggr_by_cpu(int cpu, void *data);
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struct aggr_cpu_id cpu_map__get_node(struct perf_cpu_map *map, int idx, void *data);
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int cpu_map__build_socket_map(struct perf_cpu_map *cpus, struct cpu_aggr_map **sockp);
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int cpu_map__build_die_map(struct perf_cpu_map *cpus, struct cpu_aggr_map **diep);
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int cpu_map__build_core_map(struct perf_cpu_map *cpus, struct cpu_aggr_map **corep);
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int cpu_map__build_node_map(struct perf_cpu_map *cpus, struct cpu_aggr_map **nodep);
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const struct perf_cpu_map *cpu_map__online(void); /* thread unsafe */
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static inline int cpu_map__socket(struct perf_cpu_map *sock, int s)
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{
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if (!sock || s > sock->nr || s < 0)
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return 0;
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return sock->map[s];
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}
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int cpu__setup_cpunode_map(void);
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int cpu__max_node(void);
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int cpu__max_cpu(void);
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int cpu__max_present_cpu(void);
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int cpu__get_node(int cpu);
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int cpu_map__build_map(struct perf_cpu_map *cpus, struct cpu_aggr_map **res,
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struct aggr_cpu_id (*f)(struct perf_cpu_map *map, int cpu, void *data),
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void *data);
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int cpu_map__cpu(struct perf_cpu_map *cpus, int idx);
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bool cpu_map__has(struct perf_cpu_map *cpus, int cpu);
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bool cpu_map__compare_aggr_cpu_id(struct aggr_cpu_id a, struct aggr_cpu_id b);
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bool cpu_map__aggr_cpu_id_is_empty(struct aggr_cpu_id a);
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struct aggr_cpu_id cpu_map__empty_aggr_cpu_id(void);
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#endif /* __PERF_CPUMAP_H */
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