Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754132AbbGUIlV (ORCPT ); Tue, 21 Jul 2015 04:41:21 -0400 Received: from mga14.intel.com ([192.55.52.115]:33340 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753422AbbGUIlT (ORCPT ); Tue, 21 Jul 2015 04:41:19 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.15,514,1432623600"; d="scan'208";a="609911443" From: Lukasz Anaczkowski To: rjw@rjwysocki.net, viresh.kumar@linaro.org Cc: kristen@linux.intel.com, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, yishimat@redhat.com, Lukasz Anaczkowski , Dasaratharaman Chandramouli Subject: [PATCH] intel_pstate: Add get_scaling cpu_defaults param to Knights Landing Date: Tue, 21 Jul 2015 10:41:13 +0200 Message-Id: <1437468073-9668-1-git-send-email-lukasz.anaczkowski@intel.com> X-Mailer: git-send-email 1.8.3.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1155 Lines: 31 Scaling for Knights Landing is same as the default scaling (100000). When Knigts Landing support was added to the pstate driver, this parameter was omitted resulting in a kernel panic during boot. Reported-by: Yasuaki Ishimatsu Signed-off-by: Dasaratharaman Chandramouli Signed-off-by: Lukasz Anaczkowski --- drivers/cpufreq/intel_pstate.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index 15ada47..fcb929e 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -681,6 +681,7 @@ static struct cpu_defaults knl_params = { .get_max = core_get_max_pstate, .get_min = core_get_min_pstate, .get_turbo = knl_get_turbo_pstate, + .get_scaling = core_get_scaling, .set = core_set_pstate, }, }; -- 1.8.3.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/