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BM/PMU: Add rdpmc user disable test cases#567

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hongyuni merged 2 commits intointel:mainfrom
xhao22:dev
Apr 1, 2026
Merged

BM/PMU: Add rdpmc user disable test cases#567
hongyuni merged 2 commits intointel:mainfrom
xhao22:dev

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@xhao22 xhao22 commented Mar 27, 2026

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DMR/NVL introduces rdpmc user disable feature to mitigate the security
risk that user space tool could directly read the count of system-wide
events.

About the support details of rdpmc user disable in kernek, please refer
https://lore.kernel.org/all/20260114011750.350569-8-dapeng1.mi@linux.intel.com/

usage:

rdpmc_user_disable_test <cpuid> <system | process> <gp | fixed>

Signed-off-by: Xudong Hao <xudong.hao@intel.com>
Signed-off-by: Dapeng Mi <dapeng1.mi@linux.intel.com>
Signed-off-by: Xudong Hao <xudong.hao@intel.com>
@hongyuni hongyuni merged commit ccdbc74 into intel:main Apr 1, 2026
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2 participants