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From: Kajol Jain <kjain@linux.ibm.com>
To: mpe@ellerman.id.au, linuxppc-dev@lists.ozlabs.org,
	linux-nvdimm@lists.01.org, linux-kernel@vger.kernel.org
Cc: maddy@linux.vnet.ibm.com, santosh@fossix.org,
	aneesh.kumar@linux.ibm.com, vaibhav@linux.ibm.com,
	dan.j.williams@intel.com, ira.weiny@intel.com,
	atrajeev@linux.vnet.ibm.com, kjain@linux.ibm.com,
	peterz@infradead.org, tglx@linutronix.de
Subject: [RFC 3/4] powerpc/papr_scm: Document papr_scm sysfs event format entries
Date: Wed, 12 May 2021 22:08:23 +0530	[thread overview]
Message-ID: <20210512163824.255370-4-kjain@linux.ibm.com> (raw)
In-Reply-To: <20210512163824.255370-1-kjain@linux.ibm.com>

This patch add event format and events details in ABI
documentation

Signed-off-by: Kajol Jain <kjain@linux.ibm.com>
---
 Documentation/ABI/testing/sysfs-bus-papr-pmem | 25 +++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/Documentation/ABI/testing/sysfs-bus-papr-pmem b/Documentation/ABI/testing/sysfs-bus-papr-pmem
index 8316c33862a0..216f70deca7e 100644
--- a/Documentation/ABI/testing/sysfs-bus-papr-pmem
+++ b/Documentation/ABI/testing/sysfs-bus-papr-pmem
@@ -59,3 +59,28 @@ Description:
 		* "CchRHCnt" : Cache Read Hit Count
 		* "CchWHCnt" : Cache Write Hit Count
 		* "FastWCnt" : Fast Write Count
+
+What:		/sys/devices/nmemX/format
+Date:		May 2021
+Contact:	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>, linux-nvdimm@lists.01.org,
+Description:	(RO) 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 attributes is listed
+                below::
+
+		    event  = "config:0-37"  - event ID
+
+		For example::
+		    noopstat = "event=0x1"
+
+What:		/sys/devices/nmemX/events
+Date:		May 2021
+Contact:	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>, linux-nvdimm@lists.01.org,
+Description:    (RO) Attribute group to describe performance monitoring
+                events specific to papr_pmem. Each attribute in this group describes
+                a single performance monitoring event supported by this nvdimm pmu.
+                The name of the file is the name of the event.
+                (See ABI/testing/sysfs-bus-event_source-devices-events).
-- 
2.27.0


WARNING: multiple messages have this Message-ID (diff)
From: Kajol Jain <kjain@linux.ibm.com>
To: mpe@ellerman.id.au, linuxppc-dev@lists.ozlabs.org,
	linux-nvdimm@lists.01.org, linux-kernel@vger.kernel.org
Cc: maddy@linux.vnet.ibm.com, aneesh.kumar@linux.ibm.com,
	vaibhav@linux.ibm.com, atrajeev@linux.vnet.ibm.com,
	kjain@linux.ibm.com, peterz@infradead.org, tglx@linutronix.de
Subject: [RFC 3/4] powerpc/papr_scm: Document papr_scm sysfs event format entries
Date: Wed, 12 May 2021 22:08:23 +0530	[thread overview]
Message-ID: <20210512163824.255370-4-kjain@linux.ibm.com> (raw)
In-Reply-To: <20210512163824.255370-1-kjain@linux.ibm.com>

This patch add event format and events details in ABI
documentation

Signed-off-by: Kajol Jain <kjain@linux.ibm.com>
---
 Documentation/ABI/testing/sysfs-bus-papr-pmem | 25 +++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/Documentation/ABI/testing/sysfs-bus-papr-pmem b/Documentation/ABI/testing/sysfs-bus-papr-pmem
index 8316c33862a0..216f70deca7e 100644
--- a/Documentation/ABI/testing/sysfs-bus-papr-pmem
+++ b/Documentation/ABI/testing/sysfs-bus-papr-pmem
@@ -59,3 +59,28 @@ Description:
 		* "CchRHCnt" : Cache Read Hit Count
 		* "CchWHCnt" : Cache Write Hit Count
 		* "FastWCnt" : Fast Write Count
+
+What:		/sys/devices/nmemX/format
+Date:		May 2021
+Contact:	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>, linux-nvdimm@lists.01.org,
+Description:	(RO) 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 attributes is listed
+                below::
+
+		    event  = "config:0-37"  - event ID
+
+		For example::
+		    noopstat = "event=0x1"
+
+What:		/sys/devices/nmemX/events
+Date:		May 2021
+Contact:	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>, linux-nvdimm@lists.01.org,
+Description:    (RO) Attribute group to describe performance monitoring
+                events specific to papr_pmem. Each attribute in this group describes
+                a single performance monitoring event supported by this nvdimm pmu.
+                The name of the file is the name of the event.
+                (See ABI/testing/sysfs-bus-event_source-devices-events).
-- 
2.27.0
_______________________________________________
Linux-nvdimm mailing list -- linux-nvdimm@lists.01.org
To unsubscribe send an email to linux-nvdimm-leave@lists.01.org

WARNING: multiple messages have this Message-ID (diff)
From: Kajol Jain <kjain@linux.ibm.com>
To: mpe@ellerman.id.au, linuxppc-dev@lists.ozlabs.org,
	linux-nvdimm@lists.01.org, linux-kernel@vger.kernel.org
Cc: santosh@fossix.org, maddy@linux.vnet.ibm.com,
	peterz@infradead.org, aneesh.kumar@linux.ibm.com,
	atrajeev@linux.vnet.ibm.com, kjain@linux.ibm.com,
	vaibhav@linux.ibm.com, dan.j.williams@intel.com,
	ira.weiny@intel.com, tglx@linutronix.de
Subject: [RFC 3/4] powerpc/papr_scm: Document papr_scm sysfs event format entries
Date: Wed, 12 May 2021 22:08:23 +0530	[thread overview]
Message-ID: <20210512163824.255370-4-kjain@linux.ibm.com> (raw)
In-Reply-To: <20210512163824.255370-1-kjain@linux.ibm.com>

This patch add event format and events details in ABI
documentation

Signed-off-by: Kajol Jain <kjain@linux.ibm.com>
---
 Documentation/ABI/testing/sysfs-bus-papr-pmem | 25 +++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/Documentation/ABI/testing/sysfs-bus-papr-pmem b/Documentation/ABI/testing/sysfs-bus-papr-pmem
index 8316c33862a0..216f70deca7e 100644
--- a/Documentation/ABI/testing/sysfs-bus-papr-pmem
+++ b/Documentation/ABI/testing/sysfs-bus-papr-pmem
@@ -59,3 +59,28 @@ Description:
 		* "CchRHCnt" : Cache Read Hit Count
 		* "CchWHCnt" : Cache Write Hit Count
 		* "FastWCnt" : Fast Write Count
+
+What:		/sys/devices/nmemX/format
+Date:		May 2021
+Contact:	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>, linux-nvdimm@lists.01.org,
+Description:	(RO) 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 attributes is listed
+                below::
+
+		    event  = "config:0-37"  - event ID
+
+		For example::
+		    noopstat = "event=0x1"
+
+What:		/sys/devices/nmemX/events
+Date:		May 2021
+Contact:	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>, linux-nvdimm@lists.01.org,
+Description:    (RO) Attribute group to describe performance monitoring
+                events specific to papr_pmem. Each attribute in this group describes
+                a single performance monitoring event supported by this nvdimm pmu.
+                The name of the file is the name of the event.
+                (See ABI/testing/sysfs-bus-event_source-devices-events).
-- 
2.27.0


  parent reply	other threads:[~2021-05-12 18:45 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-12 16:38 [RFC 0/4] Add perf interface to expose nvdimm performance stats Kajol Jain
2021-05-12 16:38 ` Kajol Jain
2021-05-12 16:38 ` Kajol Jain
2021-05-12 16:38 ` [RFC 1/4] drivers/nvdimm: " Kajol Jain
2021-05-12 16:38   ` Kajol Jain
2021-05-12 16:38   ` Kajol Jain
2021-05-12 17:27   ` Peter Zijlstra
2021-05-12 17:27     ` Peter Zijlstra
2021-05-12 17:27     ` Peter Zijlstra
2021-05-13 12:26     ` kajoljain
2021-05-13 12:26       ` kajoljain
2021-05-13 12:26       ` kajoljain
2021-05-14 11:47       ` Peter Zijlstra
2021-05-14 11:47         ` Peter Zijlstra
2021-05-14 11:47         ` Peter Zijlstra
2021-05-17  6:43         ` kajoljain
2021-05-17  6:43           ` kajoljain
2021-05-17  6:43           ` kajoljain
2021-05-16  0:09   ` kernel test robot
2021-05-12 16:38 ` [RFC 2/4] powerpc/papr_scm: Add perf interface support Kajol Jain
2021-05-12 16:38   ` Kajol Jain
2021-05-12 16:38   ` Kajol Jain
2021-05-12 16:38 ` Kajol Jain [this message]
2021-05-12 16:38   ` [RFC 3/4] powerpc/papr_scm: Document papr_scm sysfs event format entries Kajol Jain
2021-05-12 16:38   ` Kajol Jain
2021-05-12 16:38 ` [RFC 4/4] powerpc/papr_scm: Add cpu hotplug support for nvdimm pmu device Kajol Jain
2021-05-12 16:38   ` Kajol Jain
2021-05-12 16:38   ` Kajol Jain

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