linux-perf-users.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Athira Rajeev <atrajeev@linux.ibm.com>
To: acme@kernel.org, jolsa@kernel.org, adrian.hunter@intel.com,
	maddy@linux.ibm.com, irogers@google.com, namhyung@kernel.org
Cc: linux-perf-users@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
	aboorvad@linux.ibm.com, sshegde@linux.ibm.com,
	atrajeev@linux.ibm.com, kjain@linux.ibm.com,
	hbathini@linux.vnet.ibm.com, Aditya.Bodkhe1@ibm.com,
	venkat88@linux.ibm.com
Subject: [PATCH 03/14] docs: ABI: sysfs-bus-event_source-devices-vpa-dtl: Document sysfs event format entries for vpa_dtl pmu
Date: Fri, 15 Aug 2025 14:03:56 +0530	[thread overview]
Message-ID: <20250815083407.27953-4-atrajeev@linux.ibm.com> (raw)
In-Reply-To: <20250815083407.27953-1-atrajeev@linux.ibm.com>

From: Kajol Jain <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..7b7c789a5cf5
--- /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 <linuxppc-dev at 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:           February 2025
+Contact:        Linux on PowerPC Developer List <linuxppc-dev at 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).
-- 
2.47.1


  parent reply	other threads:[~2025-08-15  8:35 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-08-15  8:33 [PATCH 00/14] Add interface to expose vpa dtl counters via perf Athira Rajeev
2025-08-15  8:33 ` [PATCH 01/14] powerpc/time: Expose boot_tb via accessor Athira Rajeev
2025-08-15  8:33 ` [PATCH 02/14] powerpc/vpa_dtl: Add interface to expose vpa dtl counters via perf Athira Rajeev
2025-08-20 11:53   ` Shrikanth Hegde
2025-09-04  7:25     ` Athira Rajeev
2025-08-15  8:33 ` Athira Rajeev [this message]
2025-08-15  8:33 ` [PATCH 04/14] powerpc/perf/vpa-dtl: Add support to setup and free aux buffer for capturing DTL data Athira Rajeev
2025-08-15  8:33 ` [PATCH 05/14] powerpc/perf/vpa-dtl: Add support to capture DTL data in aux buffer Athira Rajeev
2025-08-15  8:33 ` [PATCH 06/14] powerpc/perf/vpa-dtl: Handle the writing of perf record when aux wake up is needed Athira Rajeev
2025-08-15  8:34 ` [PATCH 07/14] tools/perf: Add basic CONFIG_AUXTRACE support for VPA pmu on powerpc Athira Rajeev
2025-08-27 17:27   ` Adrian Hunter
2025-08-29  8:29     ` Athira Rajeev
2025-08-15  8:34 ` [PATCH 08/14] tools/perf: process auxtrace events and display in perf report -D Athira Rajeev
2025-08-27 17:28   ` Adrian Hunter
2025-08-29  8:31     ` Athira Rajeev
2025-08-15  8:34 ` [PATCH 09/14] tools/perf: Add event name as vpa-dtl of PERF_TYPE_SYNTH type to present DTL samples Athira Rajeev
2025-08-15  8:34 ` [PATCH 10/14] tools/perf: Allocate and setup aux buffer queue to help co-relate with other events across CPU's Athira Rajeev
2025-08-27 17:29   ` Adrian Hunter
2025-08-15  8:34 ` [PATCH 11/14] tools/perf: Process the DTL entries in queue and deliver samples Athira Rajeev
2025-08-27 17:29   ` Adrian Hunter
2025-08-29  8:33     ` Athira Rajeev
2025-08-15  8:34 ` [PATCH 12/14] tools/perf: Add support for printing synth event details via default callback Athira Rajeev
2025-08-27 17:29   ` Adrian Hunter
2025-08-29  8:35     ` Athira Rajeev
2025-08-15  8:34 ` [PATCH 13/14] tools/perf: Enable perf script to present the DTL entries Athira Rajeev
2025-08-27 17:30   ` Adrian Hunter
2025-08-15  8:34 ` [PATCH 14/14] powerpc/perf/vpa-dtl: Add documentation for VPA dispatch trace log PMU Athira Rajeev
2025-08-15 12:17 ` [PATCH 00/14] Add interface to expose vpa dtl counters via perf Venkat Rao Bagalkote
2025-08-15 12:51   ` Athira Rajeev
2025-08-18 14:41 ` tejas05

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20250815083407.27953-4-atrajeev@linux.ibm.com \
    --to=atrajeev@linux.ibm.com \
    --cc=Aditya.Bodkhe1@ibm.com \
    --cc=aboorvad@linux.ibm.com \
    --cc=acme@kernel.org \
    --cc=adrian.hunter@intel.com \
    --cc=hbathini@linux.vnet.ibm.com \
    --cc=irogers@google.com \
    --cc=jolsa@kernel.org \
    --cc=kjain@linux.ibm.com \
    --cc=linux-perf-users@vger.kernel.org \
    --cc=linuxppc-dev@lists.ozlabs.org \
    --cc=maddy@linux.ibm.com \
    --cc=namhyung@kernel.org \
    --cc=sshegde@linux.ibm.com \
    --cc=venkat88@linux.ibm.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).