Ubuntu
linux package

  1. Bug #1653456
  2. Comment #42

Comment 42 for bug 1653456

Revision history for this message
Kai-Heng Feng (kaihengfeng) wrote :

It's in https://bugzilla.kernel.org/show_bug.cgi?id=112531 comment #16.

Add this to kernel parameter:
acpi.trace_state=enable dyndbg="file ec.c +p"

If you make the change in /etc/default/grub, need to escape the quote as well:
acpi.trace_state=enable dyndbg=\"file ec.c +p\"