On Wed, May 17, 2023 at 06:14:03PM +0800, Hongyu Xie wrote: > +config PANIC_SERIAL_HELPER > + tristate "debug through uart when panic" > + depends on PANIC_TIMEOUT=0 > + select CONSOLE_POLL > + default m No need to set this default, unless it is required to boot/run properly with this value. > + help > + Debug through uart when kernel panic happens. > + This module helps you to get full kernel message through uart. > + Say Y if you want add this to built-in kernel. > + Say M if you want add this as a module driver. What will the module name be? And you need a lot more description here to explain what this is and why anyone would want it and how it is to be used. thanks, greg k-h