Re: [PATCH] Documentation: coresight: Fix documentation issue
From: Mathieu Poirier <mathieu.poirier@linaro.org>
Date: 2021-11-22 16:55:47
Also in:
linux-arm-kernel
Good day Mike, On Wed, Nov 17, 2021 at 04:42:20PM +0000, Mike Leach wrote:
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 <redacted>
Signed-off-by: Mike Leach <redacted>
---
.../trace/coresight/coresight-config.rst | 16 +++++-----------
1 file changed, 5 insertions(+), 11 deletions(-)I have applied your patch. Thanks, Mathieu
quoted hunk ↗ jump to hunk
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