From 4ae0b32ecee730a41f65eb122bbb40fda7dca34a Mon Sep 17 00:00:00 2001 From: Kajol Jain Date: Mon, 18 Nov 2024 17:11:12 +0530 Subject: [PATCH] docs: ABI: sysfs-bus-event_source-devices-vpa-pmu: Document sysfs event format entries for vpa_pmu Details are added for the vpa_pmu event and format attributes in the ABI documentation. Signed-off-by: Kajol Jain Co-developed-by: Madhavan Srinivasan Signed-off-by: Madhavan Srinivasan Signed-off-by: Michael Ellerman Link: https://patch.msgid.link/20241118114114.208964-2-kjain@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 0000000000000..8285263ff78dc --- /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 +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 +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).