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From: Mike Leach <mike.leach@linaro.org>
To: linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	coresight@lists.linaro.org
Cc: corbet@lwn.net, mathieu.poirier@linaro.org,
	suzuki.poulose@arm.com, Mike Leach <mike.leach@linaro.org>
Subject: [PATCH] Documentation: coresight: Fix documentation issue
Date: Wed, 17 Nov 2021 16:42:20 +0000	[thread overview]
Message-ID: <20211117164220.14883-1-mike.leach@linaro.org> (raw)

Fix the description of the directories and attributes used
in cs_etm as used by perf.

Drop the references to the 'configurations' sub-directory which
had been removed in an earlier version of the patchset.

Fixes: f71cd93d5ea4 ("Documentation: coresight: Add documentation for CoreSight config")
Reported-by: German Gomex <german.gomez@arm.com>
Signed-off-by: Mike Leach <mike.leach@linaro.org>
---
 .../trace/coresight/coresight-config.rst         | 16 +++++-----------
 1 file changed, 5 insertions(+), 11 deletions(-)

diff --git a/Documentation/trace/coresight/coresight-config.rst b/Documentation/trace/coresight/coresight-config.rst
index a4e3ef295240..6ed13398ca2c 100644
--- a/Documentation/trace/coresight/coresight-config.rst
+++ b/Documentation/trace/coresight/coresight-config.rst
@@ -211,19 +211,13 @@ also declared in the perf 'cs_etm' event infrastructure so that they can
 be selected when running trace under perf::
 
     $ ls /sys/devices/cs_etm
-    configurations  format  perf_event_mux_interval_ms  sinks  type
-    events  nr_addr_filters  power
+    cpu0  cpu2  events  nr_addr_filters		power  subsystem  uevent
+    cpu1  cpu3  format  perf_event_mux_interval_ms	sinks  type
 
-Key directories here are 'configurations' - which lists the loaded
-configurations, and 'events' - a generic perf directory which allows
-selection on the perf command line.::
+The key directory here is 'events' - a generic perf directory which allows
+selection on the perf command line. As with the sinks entries, this provides
+a hash of the configuration name.
 
-    $ ls configurations/
-    autofdo
-    $ cat configurations/autofdo
-    0xa7c3dddd
-
-As with the sinks entries, this provides a hash of the configuration name.
 The entry in the 'events' directory uses perfs built in syntax generator
 to substitute the syntax for the name when evaluating the command::
 
-- 
2.17.1


WARNING: multiple messages have this Message-ID (diff)
From: Mike Leach <mike.leach@linaro.org>
To: linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	coresight@lists.linaro.org
Cc: corbet@lwn.net, mathieu.poirier@linaro.org,
	suzuki.poulose@arm.com, Mike Leach <mike.leach@linaro.org>
Subject: [PATCH] Documentation: coresight: Fix documentation issue
Date: Wed, 17 Nov 2021 16:42:20 +0000	[thread overview]
Message-ID: <20211117164220.14883-1-mike.leach@linaro.org> (raw)

Fix the description of the directories and attributes used
in cs_etm as used by perf.

Drop the references to the 'configurations' sub-directory which
had been removed in an earlier version of the patchset.

Fixes: f71cd93d5ea4 ("Documentation: coresight: Add documentation for CoreSight config")
Reported-by: German Gomex <german.gomez@arm.com>
Signed-off-by: Mike Leach <mike.leach@linaro.org>
---
 .../trace/coresight/coresight-config.rst         | 16 +++++-----------
 1 file changed, 5 insertions(+), 11 deletions(-)

diff --git a/Documentation/trace/coresight/coresight-config.rst b/Documentation/trace/coresight/coresight-config.rst
index a4e3ef295240..6ed13398ca2c 100644
--- a/Documentation/trace/coresight/coresight-config.rst
+++ b/Documentation/trace/coresight/coresight-config.rst
@@ -211,19 +211,13 @@ also declared in the perf 'cs_etm' event infrastructure so that they can
 be selected when running trace under perf::
 
     $ ls /sys/devices/cs_etm
-    configurations  format  perf_event_mux_interval_ms  sinks  type
-    events  nr_addr_filters  power
+    cpu0  cpu2  events  nr_addr_filters		power  subsystem  uevent
+    cpu1  cpu3  format  perf_event_mux_interval_ms	sinks  type
 
-Key directories here are 'configurations' - which lists the loaded
-configurations, and 'events' - a generic perf directory which allows
-selection on the perf command line.::
+The key directory here is 'events' - a generic perf directory which allows
+selection on the perf command line. As with the sinks entries, this provides
+a hash of the configuration name.
 
-    $ ls configurations/
-    autofdo
-    $ cat configurations/autofdo
-    0xa7c3dddd
-
-As with the sinks entries, this provides a hash of the configuration name.
 The entry in the 'events' directory uses perfs built in syntax generator
 to substitute the syntax for the name when evaluating the command::
 
-- 
2.17.1


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             reply	other threads:[~2021-11-17 16:42 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-17 16:42 Mike Leach [this message]
2021-11-17 16:42 ` [PATCH] Documentation: coresight: Fix documentation issue Mike Leach
2021-11-18 16:42 ` Mathieu Poirier
2021-11-18 16:42   ` Mathieu Poirier
2021-11-22 16:55 ` Mathieu Poirier
2021-11-22 16:55   ` Mathieu Poirier

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