On Wed, Aug 16 2023 at 23:56, Alan Huang wrote: >> If do_update_jiffies_64() cannot be used in NMI context, can we > > What about updating jiffies in dbg_touch_watchdogs or adding a wrapper which updates > both jiffies and jiffies_stall? What makes dbg_touch_watchdogs() any different? KGDB can pretty much have a breakpoint everywhere and therefore also within the jiffies lock held region. Thanks, tglx