On Wed, 27 Jul 2016, Chris Metcalf wrote: > Looks good. Did you omit the equivalent fix in clocksource_start_watchdog() > on purpose? For now I just took your change, but tweaked it to add the > equivalent diff with cpumask_first_and() there.
Can the watchdog be started on an isolated cpu at all? I would expect that the code would start a watchdog only on a housekeeping cpu.