[PATCH] coresight: core: Add sysfs node to reset all sources and sinks
Suzuki K Poulose
suzuki.poulose at arm.com
Wed Feb 8 08:36:40 PST 2023
On 08/02/2023 16:20, Mike Leach wrote:
> Quick correction - you need to look for enable_source / enable_sink
> files and disable those that are currently '1'
>
> Mike
>
> On Wed, 8 Feb 2023 at 16:16, Mike Leach <mike.leach at linaro.org> wrote:
>>
>> Hi
>>
>> As this is a sysfs only update - would it not be easier to simply use
>> a shell script to iterate through coresight/devices/ looking for
>> disable_source / disable_sink files and setting those accordingly?
>>
>> See tools/perf/tests/shell/test_arm_coresight.sh for an example of a
>> script that does similar iteration to test coresight in perf
>>
+1
Suzuki
More information about the linux-arm-kernel
mailing list