mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
synced 2026-04-08 19:56:24 -04:00
3ee2255c4f
Allow computation of thread map index from a PID. Note, with a 'struct perf_cpu_map' the sorted nature allows for a binary search to compute the index which isn't currently possible with a 'struct perf_thread_map' as they aren't guaranteed sorted. Signed-off-by: Ian Rogers <irogers@google.com> Acked-by: Gautam Menghani <gautam@linux.ibm.com> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Howard Chu <howardchu95@gmail.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Jiri Olsa <jolsa@kernel.org> 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: Peter Zijlstra <peterz@infradead.org> Link: https://lore.kernel.org/r/20250519195148.1708988-3-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
23 lines
926 B
C
23 lines
926 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef __LIBPERF_THREADMAP_H
|
|
#define __LIBPERF_THREADMAP_H
|
|
|
|
#include <perf/core.h>
|
|
#include <sys/types.h>
|
|
|
|
struct perf_thread_map;
|
|
|
|
LIBPERF_API struct perf_thread_map *perf_thread_map__new_dummy(void);
|
|
LIBPERF_API struct perf_thread_map *perf_thread_map__new_array(int nr_threads, pid_t *array);
|
|
|
|
LIBPERF_API void perf_thread_map__set_pid(struct perf_thread_map *map, int idx, pid_t pid);
|
|
LIBPERF_API char *perf_thread_map__comm(struct perf_thread_map *map, int idx);
|
|
LIBPERF_API int perf_thread_map__nr(struct perf_thread_map *threads);
|
|
LIBPERF_API pid_t perf_thread_map__pid(struct perf_thread_map *map, int idx);
|
|
LIBPERF_API int perf_thread_map__idx(struct perf_thread_map *map, pid_t pid);
|
|
|
|
LIBPERF_API struct perf_thread_map *perf_thread_map__get(struct perf_thread_map *map);
|
|
LIBPERF_API void perf_thread_map__put(struct perf_thread_map *map);
|
|
|
|
#endif /* __LIBPERF_THREADMAP_H */
|