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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
| commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
| tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /tools/perf/util/smt.h | |
| parent | Initial commit. (diff) | |
| download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip | |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/perf/util/smt.h')
| -rw-r--r-- | tools/perf/util/smt.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tools/perf/util/smt.h b/tools/perf/util/smt.h new file mode 100644 index 000000000..01441fd2c --- /dev/null +++ b/tools/perf/util/smt.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __SMT_H +#define __SMT_H 1 + +/* + * Returns true if SMT (aka hyperthreading) is enabled. Determined via sysfs or + * the online topology. + */ +bool smt_on(void); + +/* + * Returns true when system wide and all SMT threads for a core are in the + * user_requested_cpus map. + */ +bool core_wide(bool system_wide, const char *user_requested_cpu_list); + +#endif /* __SMT_H */ |