Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756198Ab0D0O5y (ORCPT ); Tue, 27 Apr 2010 10:57:54 -0400 Received: from cantor.suse.de ([195.135.220.2]:52303 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753914Ab0D0O5u (ORCPT ); Tue, 27 Apr 2010 10:57:50 -0400 From: Thomas Renninger To: x86@kernel.org Cc: linux-trace-users@vger.kernel.org, linux-perf-users@vger.kernel.org, robert.schoene@tu-dresden.de, cpufreq@vger.kernel.org, linux-kernel@vger.kernel.org, davej@redhat.com, arjan@infradead.org, Thomas Renninger , venki@google.com Subject: [PATCH 1/2] acpi-cpufreq: Fix CPU_ANY CPUFREQ_{PRE,POST}CHANGE notification Date: Tue, 27 Apr 2010 16:57:41 +0200 Message-Id: <1272380262-23671-2-git-send-email-trenn@suse.de> X-Mailer: git-send-email 1.6.3 In-Reply-To: <1272380262-23671-1-git-send-email-trenn@suse.de> References: <1272380262-23671-1-git-send-email-trenn@suse.de> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1653 Lines: 48 This has been found be review. Currently PRE/POSTCHANGE events seem to only be thrown for one core if the BIOS tells us to run in CPU_ANY mode (switching one/any of the depending cores is enough). Signed-off-by: Thomas Renninger CC: venki@google.com CC: davej@redhat.com CC: linux-kernel@vger.kernel.org CC: cpufreq@vger.kernel.org CC: linux-perf-users@vger.kernel.org CC: linux-trace-users@vger.kernel.org CC: x86@kernel.org CC: robert.schoene@tu-dresden.de --- arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c index 4591680..c6de3a9 100644 --- a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c +++ b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c @@ -391,7 +391,7 @@ static int acpi_cpufreq_target(struct cpufreq_policy *policy, freqs.old = perf->states[perf->state].core_frequency * 1000; freqs.new = data->freq_table[next_state].frequency; - for_each_cpu(i, cmd.mask) { + for_each_cpu(i, policy->cpus) { freqs.cpu = i; cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE); } @@ -407,7 +407,7 @@ static int acpi_cpufreq_target(struct cpufreq_policy *policy, } } - for_each_cpu(i, cmd.mask) { + for_each_cpu(i, policy->cpus) { freqs.cpu = i; cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE); } -- 1.6.3 -- 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/