From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758084AbZCMNCA (ORCPT ); Fri, 13 Mar 2009 09:02:00 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754240AbZCMNBZ (ORCPT ); Fri, 13 Mar 2009 09:01:25 -0400 Received: from hera.kernel.org ([140.211.167.34]:53965 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753451AbZCMNBY (ORCPT ); Fri, 13 Mar 2009 09:01:24 -0400 Date: Fri, 13 Mar 2009 13:00:48 GMT From: Peter Zijlstra To: linux-tip-commits@vger.kernel.org Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com, a.p.zijlstra@chello.nl, tglx@linutronix.de, mingo@elte.hu Reply-To: mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org, a.p.zijlstra@chello.nl, tglx@linutronix.de, mingo@elte.hu In-Reply-To: <20090313112301.188032328@chello.nl> References: <20090313112301.188032328@chello.nl> Subject: [tip:perfcounters/core] perf_counter: x86: fix 32-bit irq_period assumption Message-ID: Git-Commit-ID: 83c4b62d58add88f9b3d13062b706d57786dbd46 X-Mailer: tip-git-log-daemon MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.0 (hera.kernel.org [127.0.0.1]); Fri, 13 Mar 2009 13:00:50 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 83c4b62d58add88f9b3d13062b706d57786dbd46 Gitweb: http://git.kernel.org/tip/83c4b62d58add88f9b3d13062b706d57786dbd46 Author: Peter Zijlstra AuthorDate: Fri, 13 Mar 2009 12:21:28 +0100 Commit: Ingo Molnar CommitDate: Fri, 13 Mar 2009 13:59:07 +0100 perf_counter: x86: fix 32-bit irq_period assumption No need to assume the irq_period is 32bit. Signed-off-by: Peter Zijlstra LKML-Reference: <20090313112301.188032328@chello.nl> Signed-off-by: Ingo Molnar --- arch/x86/kernel/cpu/perf_counter.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/x86/kernel/cpu/perf_counter.c b/arch/x86/kernel/cpu/perf_counter.c index 155bc3c..1cedc34 100644 --- a/arch/x86/kernel/cpu/perf_counter.c +++ b/arch/x86/kernel/cpu/perf_counter.c @@ -449,7 +449,7 @@ __hw_perf_counter_set_period(struct perf_counter *counter, struct hw_perf_counter *hwc, int idx) { s64 left = atomic64_read(&hwc->period_left); - s32 period = hwc->irq_period; + s64 period = hwc->irq_period; int err; /*