Messages in this thread | | | From | "" <> | Subject | Re: [PATCH v7 7/9] perf: arm64: Add test for userspace counter access on heterogeneous systems | Date | Thu, 13 May 2021 09:05:42 +0000 |
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Hi Rob
> Userspace counter access only works on heterogeneous systems with some > restrictions. The userspace process must be pinned to a homogeneous > subset of CPUs and must open the corresponding PMU for those CPUs. This > commit adds a test implementing these requirements.
Are you planning to change x86 tests (tools/perf/arch/x86/tests/rdpmc.c) to use libperf as well?
Best Regards Shunsuke
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