14ae0b32eSKajol JainWhat: /sys/bus/event_source/devices/vpa_pmu/format 24ae0b32eSKajol JainDate: November 2024 34ae0b32eSKajol JainContact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org> 44ae0b32eSKajol JainDescription: Read-only. Attribute group to describe the magic bits 54ae0b32eSKajol Jain that go into perf_event_attr.config for a particular pmu. 64ae0b32eSKajol Jain (See ABI/testing/sysfs-bus-event_source-devices-format). 74ae0b32eSKajol Jain 84ae0b32eSKajol Jain Each attribute under this group defines a bit range of the 94ae0b32eSKajol Jain perf_event_attr.config. Supported attribute are listed 104ae0b32eSKajol Jain below:: 11*a7476956SMichael Ellerman 124ae0b32eSKajol Jain event = "config:0-31" - event ID 134ae0b32eSKajol Jain 144ae0b32eSKajol Jain For example:: 154ae0b32eSKajol Jain 164ae0b32eSKajol Jain l1_to_l2_lat = "event=0x1" 174ae0b32eSKajol Jain 184ae0b32eSKajol JainWhat: /sys/bus/event_source/devices/vpa_pmu/events 194ae0b32eSKajol JainDate: November 2024 204ae0b32eSKajol JainContact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org> 214ae0b32eSKajol JainDescription: Read-only. Attribute group to describe performance monitoring 224ae0b32eSKajol Jain events for the Virtual Processor Area events. Each attribute 234ae0b32eSKajol Jain in this group describes a single performance monitoring event 244ae0b32eSKajol Jain supported by vpa_pmu. The name of the file is the name of 254ae0b32eSKajol Jain the event (See ABI/testing/sysfs-bus-event_source-devices-events). 26