1*4ae0b32eSKajol JainWhat: /sys/bus/event_source/devices/vpa_pmu/format 2*4ae0b32eSKajol JainDate: November 2024 3*4ae0b32eSKajol JainContact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org> 4*4ae0b32eSKajol JainDescription: Read-only. Attribute group to describe the magic bits 5*4ae0b32eSKajol Jain that go into perf_event_attr.config for a particular pmu. 6*4ae0b32eSKajol Jain (See ABI/testing/sysfs-bus-event_source-devices-format). 7*4ae0b32eSKajol Jain 8*4ae0b32eSKajol Jain Each attribute under this group defines a bit range of the 9*4ae0b32eSKajol Jain perf_event_attr.config. Supported attribute are listed 10*4ae0b32eSKajol Jain below:: 11*4ae0b32eSKajol Jain event = "config:0-31" - event ID 12*4ae0b32eSKajol Jain 13*4ae0b32eSKajol Jain For example:: 14*4ae0b32eSKajol Jain 15*4ae0b32eSKajol Jain l1_to_l2_lat = "event=0x1" 16*4ae0b32eSKajol Jain 17*4ae0b32eSKajol JainWhat: /sys/bus/event_source/devices/vpa_pmu/events 18*4ae0b32eSKajol JainDate: November 2024 19*4ae0b32eSKajol JainContact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org> 20*4ae0b32eSKajol JainDescription: Read-only. Attribute group to describe performance monitoring 21*4ae0b32eSKajol Jain events for the Virtual Processor Area events. Each attribute 22*4ae0b32eSKajol Jain in this group describes a single performance monitoring event 23*4ae0b32eSKajol Jain supported by vpa_pmu. The name of the file is the name of 24*4ae0b32eSKajol Jain the event (See ABI/testing/sysfs-bus-event_source-devices-events). 25