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From: Kajol Jain <kjain@linux.ibm.com>
To: mpe@ellerman.id.au
Cc: atrajeev@linux.vnet.ibm.com, kjain@linux.ibm.com,
	linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
	maddy@linux.ibm.com, disgoel@linux.ibm.com,
	linuxppc-dev@lists.ozlabs.org, hbathini@linux.ibm.com,
	adubey@linux.ibm.com
Subject: [PATCH 2/2] docs: ABI: sysfs-bus-event_source-devices-vpa-dtl: Document sysfs event format entries for vpa_dtl pmu
Date: Wed, 28 Aug 2024 15:51:41 +0530	[thread overview]
Message-ID: <20240828102141.1052332-2-kjain@linux.ibm.com> (raw)
In-Reply-To: <20240828102141.1052332-1-kjain@linux.ibm.com>

Details are added for the vpa_dtl pmu event and format
attributes in the ABI documentation.

Signed-off-by: Kajol Jain <kjain@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 000000000000..21459b7bb158
--- /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:           August 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:0-7"  - event ID
+
+		For example::
+
+		  dtl_cede = "event=0x1"
+
+What:           /sys/bus/event_source/devices/vpa_dtl/events
+Date:           August 2024
+Contact:        Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
+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).
-- 
2.43.5


  reply	other threads:[~2024-08-28 10:22 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-08-28 10:21 [PATCH 1/2] powerpc/vpa_pmu: Add interface to expose vpa counters via perf Kajol Jain
2024-08-28 10:21 ` Kajol Jain [this message]
2024-09-13  6:30 ` Christophe Leroy
2024-09-13  8:35   ` kajoljain
2024-09-13  9:01     ` Christophe Leroy

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