From 6f2c65680c336a274b69b1fdcbfa2eeb8159bee8 Mon Sep 17 00:00:00 2001 From: Kajol Jain Date: Mon, 15 Sep 2025 15:59:43 +0530 Subject: [PATCH] docs: ABI: sysfs-bus-event_source-devices-vpa-dtl: Document sysfs event format entries for vpa_dtl pmu Details are added for the vpa_dtl pmu event and format attributes in the ABI documentation. Signed-off-by: Kajol Jain Tested-by: Tejas Manhas Tested-by: Venkat Rao Bagalkote Signed-off-by: Madhavan Srinivasan Link: https://patch.msgid.link/20250915102947.26681-4-atrajeev@linux.ibm.com --- .../sysfs-bus-event_source-devices-vpa-dtl | 25 +++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-bus-event_source-devices-vpa-dtl diff --git a/Documentation/ABI/testing/sysfs-bus-event_source-devices-vpa-dtl b/Documentation/ABI/testing/sysfs-bus-event_source-devices-vpa-dtl new file mode 100644 index 0000000000000..7b7c789a5cf59 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-event_source-devices-vpa-dtl @@ -0,0 +1,25 @@ +What: /sys/bus/event_source/devices/vpa_dtl/format +Date: February 2025 +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:0-7" - event ID + + For example:: + + dtl_cede = "event=0x1" + +What: /sys/bus/event_source/devices/vpa_dtl/events +Date: February 2025 +Contact: Linux on PowerPC Developer List +Description: (RO) Attribute group to describe performance monitoring events + for the Virtual Processor Dispatch Trace Log. Each attribute in + this group describes a single performance monitoring event + supported by vpa_dtl pmu. The name of the file is the name of + the event (See ABI/testing/sysfs-bus-event_source-devices-events). -- 2.47.3