From: Peter Zijlstra Date: Mon, 30 Apr 2018 10:00:14 +0000 (+0200) Subject: clocksource: Rework stale comment X-Git-Tag: v5.15~8894^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7dba33c6346c337aac3f7cd188137d4a6d3d1f3a;p=platform%2Fkernel%2Flinux-starfive.git clocksource: Rework stale comment AFAICS the hotplug code no longer uses this function. Signed-off-by: Peter Zijlstra (Intel) Signed-off-by: Thomas Gleixner Reviewed-by: Rafael J. Wysocki Cc: len.brown@intel.com Cc: rjw@rjwysocki.net Cc: diego.viola@gmail.com Cc: rui.zhang@intel.com Link: https://lkml.kernel.org/r/20180430100344.656525644@infradead.org --- diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c index 605656d..84f3742 100644 --- a/kernel/time/clocksource.c +++ b/kernel/time/clocksource.c @@ -173,10 +173,8 @@ static void __clocksource_unstable(struct clocksource *cs) * clocksource_mark_unstable - mark clocksource unstable via watchdog * @cs: clocksource to be marked unstable * - * This function is called instead of clocksource_change_rating from - * cpu hotplug code to avoid a deadlock between the clocksource mutex - * and the cpu hotplug mutex. It defers the update of the clocksource - * to the watchdog thread. + * This function is called by the x86 TSC code to mark clocksources as unstable; + * it defers demotion and re-selection to a kthread. */ void clocksource_mark_unstable(struct clocksource *cs) {