[PATCH v4 01/10] Use IDR to maintain all the enabled sources' paths.

[Greg Kroah-Hartman]

On Thu, Mar 24, 2022 at 08:17:25PM +0800, Mao Jinlong wrote:
> Use hash length of the source's device name to map to the pointer
> of the enabled path. Using IDR will be more efficient than using
> the list. And there could be other sources except STM and CPU etms
> in the new HWs. It is better to maintain all the paths together.
> 
> Signed-off-by: Mao Jinlong <quic_jinlmao at quicinc.com>
> ---
>  drivers/hwtracing/coresight/coresight-core.c | 75 +++++++-------------
>  1 file changed, 26 insertions(+), 49 deletions(-)

Your subject line is odd.  Please put back the driver subsystem in the
subject line so that it makes more sense.

And how have you measured "more efficient"?

thanks,

greg k-h