[PATCH v2 2/4] docs: ABI: sysfs-bus-event_source-devices-vpa-pmu: Document sysfs event format entries for vpa_pmu
From: Kajol Jain <hidden>
Date: 2024-11-18 11:41:47
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Subsystem:
the rest · Maintainer:
Linus Torvalds
Details are added for the vpa_pmu event and format attributes in the ABI documentation. Signed-off-by: Kajol Jain <redacted> Co-developed-by: Madhavan Srinivasan <maddy@linux.ibm.com> Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com> --- .../sysfs-bus-event_source-devices-vpa-pmu | 24 +++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-bus-event_source-devices-vpa-pmu
diff --git a/Documentation/ABI/testing/sysfs-bus-event_source-devices-vpa-pmu b/Documentation/ABI/testing/sysfs-bus-event_source-devices-vpa-pmu
new file mode 100644
index 000000000000..8285263ff78d
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-bus-event_source-devices-vpa-pmu@@ -0,0 +1,24 @@ +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).
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