CONFIG_CXL_PMU: CXL Performance Monitoring Unit

General informations

The Linux kernel configuration item CONFIG_CXL_PMU has multiple definitions:

CXL Performance Monitoring Unit found in drivers/perf/Kconfig

The configuration item CONFIG_CXL_PMU:

• prompt: CXL Performance Monitoring Unit
• type: tristate
• depends on: CONFIG_CXL_BUS
• defined in drivers/perf/Kconfig
• found in Linux kernels: 6.5–6.8, 6.9-rc+HEAD
• modules built: cxl_pmu, cxl_pmu

Help text

Support performance monitoring as defined in CXL rev 3.0 section 13.2: Performance Monitoring. CXL components may have one or more CXL Performance Monitoring Units (CPMUs).

Say 'y/m' to enable a driver that will attach to performance monitoring units and provide standard perf based interfaces.

If unsure say 'm'.

CXL Performance Monitoring Unit found in drivers/cxl/Kconfig

The configuration item CONFIG_CXL_PMU:

• prompt: CXL Performance Monitoring Unit
• type: tristate
• depends on: CONFIG_PERF_EVENTS
• defined in drivers/cxl/Kconfig
• found in Linux kernels: 6.5–6.8, 6.9-rc+HEAD
• modules built: cxl_pmu, cxl_pmu

Help text

Support performance monitoring as defined in CXL rev 3.0 section 13.2: Performance Monitoring. CXL components may have one or more CXL Performance Monitoring Units (CPMUs).

Say 'y/m' to enable a driver that will attach to performance monitoring units and provide standard perf based interfaces.

If unsure say 'm'.

Hardware

LKDDb

Raw data from LKDDb:

• lkddb module cxl_pmu CONFIG_CXL_PMU : drivers/cxl/Kconfig : "CXL Performance Monitoring Unit" # in 6.5–6.8, 6.9-rc+HEAD
• lkddb module cxl_pmu CONFIG_CXL_PMU : drivers/perf/Kconfig : "CXL Performance Monitoring Unit" # in 6.5–6.8, 6.9-rc+HEAD

Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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