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| author | Andrew Murray <[email protected]> | 2019-04-09 20:22:17 +0100 |
|---|---|---|
| committer | Marc Zyngier <[email protected]> | 2019-04-24 15:46:26 +0100 |
| commit | a9bf3130ebfe0378df449a1b13997c47a58e661a (patch) | |
| tree | 4fb87b3993757a3c4200e3f6aea6a67d578970bf /tools/perf/scripts/python/exported-sql-viewer.py | |
| parent | 39e3406a090a54e700a7c0820c8258af1196b0c2 (diff) | |
arm64: docs: Document perf event attributes
The interaction between the exclude_{host,guest} flags,
exclude_{user,kernel,hv} flags and presence of VHE can result in
different exception levels being filtered by the ARMv8 PMU. As this
can be confusing let's document how they work on arm64.
Signed-off-by: Andrew Murray <[email protected]>
Reviewed-by: Suzuki K Poulose <[email protected]>
Acked-by: Will Deacon <[email protected]>
Signed-off-by: Marc Zyngier <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/exported-sql-viewer.py')
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