On Fri, 31 Jul 2020 23:57:19 +0530 Rakesh Pillai wrote: > The history recording will be compiled only if > ATH10K_DEBUG is enabled, and also enabled via > the module parameter. Once the history recording > is enabled via module parameter, it can be enabled > or disabled runtime via debugfs. Have you seen the trace_devlink_hwmsg() interface? Could it be used here?