Commit 8cc8c525 authored Mar 11, 2015 by John Stultz Committed by Ingo Molnar Mar 13, 2015

clocksource: Add some debug info about clocksources being registered



Print the mask, max_cycles, and max_idle_ns values for
clocksources being registered.

Signed-off-by: John Stultz <john.stultz@linaro.org>
Cc: Dave Jones <davej@codemonkey.org.uk>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Prarit Bhargava <prarit@redhat.com>
Cc: Richard Cochran <richardcochran@gmail.com>
Cc: Stephen Boyd <sboyd@codeaurora.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1426133800-29329-12-git-send-email-john.stultz@linaro.org


Signed-off-by: Ingo Molnar <mingo@kernel.org>

parent 3142f760

kernel/time/clocksource.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -703,6 +703,9 @@ void __clocksource_updatefreq_scale(struct clocksource *cs, u32 scale, u32 freq)
		cs->name);

		clocksource_update_max_deferment(cs);

		pr_info("clocksource %s: mask: 0x%llx max_cycles: 0x%llx, max_idle_ns: %lld ns\n",
		cs->name, cs->mask, cs->max_cycles, cs->max_idle_ns);
		}
		EXPORT_SYMBOL_GPL(__clocksource_updatefreq_scale);