26 lines
1.2 KiB
Plaintext
26 lines
1.2 KiB
Plaintext
What: /sys/bus/event_source/devices/vpa_pmu/format
|
|
Date: November 2024
|
|
Contact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
|
|
Description: Read-only. Attribute group to describe the magic bits
|
|
that go into perf_event_attr.config for a particular pmu.
|
|
(See ABI/testing/sysfs-bus-event_source-devices-format).
|
|
|
|
Each attribute under this group defines a bit range of the
|
|
perf_event_attr.config. Supported attribute are listed
|
|
below::
|
|
|
|
event = "config:0-31" - event ID
|
|
|
|
For example::
|
|
|
|
l1_to_l2_lat = "event=0x1"
|
|
|
|
What: /sys/bus/event_source/devices/vpa_pmu/events
|
|
Date: November 2024
|
|
Contact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
|
|
Description: Read-only. Attribute group to describe performance monitoring
|
|
events for the Virtual Processor Area events. Each attribute
|
|
in this group describes a single performance monitoring event
|
|
supported by vpa_pmu. The name of the file is the name of
|
|
the event (See ABI/testing/sysfs-bus-event_source-devices-events).
|