On Fri 2021-01-22 09:41:54, Alexander Potapenko wrote: > On Fri, Jan 22, 2021 at 9:32 AM Petr Mladek <pmladek@xxxxxxxx> wrote: > > > > On Thu 2021-01-21 14:19:12, Alexander Potapenko wrote: > > > This patchset adds a tracepoint, error_repor_end, that is to be used by > > > KFENCE, KASAN, and potentially other bug detection tools, when they > > > print an error report. > > > One of the possible use cases is userspace collection of kernel error > > > reports: interested parties can subscribe to the tracing event via > > > tracefs, and get notified when an error report occurs. > > > > > > v3: > > > - dropped the sysfs interface for log collection > > > - dropped error_report_start tracepoint > > > > Just for record. This approach looks reasonable to me. > > Thanks for removing the sysfs interface. It would have been > > a potential can of worms. > > Thanks for the input! > At least it was premature to touch prink just for the sake of > collecting some particular crashes. > Perhaps we can revisit this topic when stronger arguments arise :) Sure :-) Best Regards, Petr