From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752741AbbCLESR (ORCPT ); Thu, 12 Mar 2015 00:18:17 -0400 Received: from mail-pa0-f42.google.com ([209.85.220.42]:42395 "EHLO mail-pa0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751872AbbCLEQ5 (ORCPT ); Thu, 12 Mar 2015 00:16:57 -0400 From: John Stultz To: lkml Cc: John Stultz , Dave Jones , Linus Torvalds , Thomas Gleixner , Richard Cochran , Prarit Bhargava , Stephen Boyd , Ingo Molnar , Peter Zijlstra Subject: [PATCH 11/12] clocksource: Add some debug info about clocksources being registered Date: Wed, 11 Mar 2015 21:16:39 -0700 Message-Id: <1426133800-29329-12-git-send-email-john.stultz@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1426133800-29329-1-git-send-email-john.stultz@linaro.org> References: <1426133800-29329-1-git-send-email-john.stultz@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Print the mask, max_cycles, and max_idle_ns values for clocksources being registered. Cc: Dave Jones Cc: Linus Torvalds Cc: Thomas Gleixner Cc: Richard Cochran Cc: Prarit Bhargava Cc: Stephen Boyd Cc: Ingo Molnar Cc: Peter Zijlstra Signed-off-by: John Stultz --- kernel/time/clocksource.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c index e31bd60..757d770 100644 --- a/kernel/time/clocksource.c +++ b/kernel/time/clocksource.c @@ -704,6 +704,9 @@ 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); -- 1.9.1