[PATCH] Documentation: coresight: Fix documentation issue
Mathieu Poirier
mathieu.poirier at linaro.org
Mon Nov 22 08:55:43 PST 2021
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 <german.gomez at arm.com>
> Signed-off-by: Mike Leach <mike.leach at linaro.org>
> ---
> .../trace/coresight/coresight-config.rst | 16 +++++-----------
> 1 file changed, 5 insertions(+), 11 deletions(-)
I have applied your patch.
Thanks,
Mathieu
>
> 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
>
More information about the linux-arm-kernel
mailing list