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| author | Sandipan Das <[email protected]> | 2024-03-25 07:47:54 +0000 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2024-03-26 08:04:21 +0000 |
| commit | 68cdf1e6e8f2ce78ed7d8f5d80844fd75a9c54ff (patch) | |
| tree | 3dd3cefc28e3f2570b957d5c22d6ab522ff6471f /scripts/gcc-plugins/sancov_plugin.c | |
| parent | perf/x86/amd/core: Update and fix stalled-cycles-* events for Zen 2 and later (diff) | |
| download | kernel-68cdf1e6e8f2ce78ed7d8f5d80844fd75a9c54ff.tar.gz kernel-68cdf1e6e8f2ce78ed7d8f5d80844fd75a9c54ff.zip | |
perf/x86/amd/core: Define a proper ref-cycles event for Zen 4 and later
Add the "ref-cycles" event for AMD processors based on Zen 4 and later
microarchitectures. The backing event is based on PMCx120 which counts
cycles not in halt state in P0 frequency (same as MPERF).
Signed-off-by: Sandipan Das <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
Reviewed-by: Ian Rogers <[email protected]>
Link: https://lore.kernel.org/r/089155f19f7c7e65aeb1caa727a882e2ca9b8b04.1711352180.git.sandipan.das@amd.com
Diffstat (limited to 'scripts/gcc-plugins/sancov_plugin.c')
0 files changed, 0 insertions, 0 deletions