Clean up logging menuconfig by grouping configuration into
sections like: mode, processing configuration, backends.
Additionlly, removed LOG_ENABLE_FANCY_OUTPUT_FORMATTING which is no
longer in use.
Signed-off-by: Krzysztof Chruscinski <krzysztof.chruscinski@nordicsemi.no>
The goal of this sample application is to measure the performance loss
when a user thread has to go through a system call compared to a
supervisor thread that calls the function directly.
Signed-off-by: Nicolas Royer <nroyer@baylibre.com>