Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755804Ab2BGHjQ (ORCPT ); Tue, 7 Feb 2012 02:39:16 -0500 Received: from mail-qw0-f53.google.com ([209.85.216.53]:52939 "EHLO mail-qw0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753251Ab2BGHjO (ORCPT ); Tue, 7 Feb 2012 02:39:14 -0500 Date: Tue, 7 Feb 2012 15:38:40 +0800 From: Yong Zhang To: Dmitry Antipov Cc: x86@kernel.org, linux-kernel@vger.kernel.org, linaro-dev@lists.linaro.org, patches@linaro.org Subject: Re: [PATCH] sched: move CONFIG_IRQ_TIME_ACCOUNTING to common code Message-ID: <20120207073840.GA32736@zhy> Reply-To: Yong Zhang References: <1328080789-18277-1-git-send-email-dmitry.antipov@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <1328080789-18277-1-git-send-email-dmitry.antipov@linaro.org> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2484 Lines: 76 On Wed, Feb 01, 2012 at 11:19:49AM +0400, Dmitry Antipov wrote: > Since CONFIG_IRQ_TIME_ACCOUNTING is architecture-agnostic, > move it from x86 area to common code. IIRC, it's x86 dependent now. Thanks, Yong > > Signed-off-by: Dmitry Antipov > --- > arch/x86/Kconfig | 11 ----------- > lib/Kconfig.debug | 11 +++++++++++ > 2 files changed, 11 insertions(+), 11 deletions(-) > > diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig > index 5bed94e..4759676 100644 > --- a/arch/x86/Kconfig > +++ b/arch/x86/Kconfig > @@ -805,17 +805,6 @@ config SCHED_MC > making when dealing with multi-core CPU chips at a cost of slightly > increased overhead in some places. If unsure say N here. > > -config IRQ_TIME_ACCOUNTING > - bool "Fine granularity task level IRQ time accounting" > - default n > - ---help--- > - Select this option to enable fine granularity task irq time > - accounting. This is done by reading a timestamp on each > - transitions between softirq and hardirq state, so there can be a > - small performance impact. > - > - If in doubt, say N here. > - > source "kernel/Kconfig.preempt" > > config X86_UP_APIC > diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug > index 8745ac7..d6d7afc 100644 > --- a/lib/Kconfig.debug > +++ b/lib/Kconfig.debug > @@ -299,6 +299,17 @@ config SCHEDSTATS > application, you can say N to avoid the very slight overhead > this adds. > > +config IRQ_TIME_ACCOUNTING > + bool "Fine granularity task level IRQ time accounting" > + default n > + ---help--- > + Select this option to enable fine granularity task irq time > + accounting. This is done by reading a timestamp on each > + transitions between softirq and hardirq state, so there can be a > + small performance impact. > + > + If in doubt, say N here. > + > config TIMER_STATS > bool "Collect kernel timers statistics" > depends on DEBUG_KERNEL && PROC_FS > -- > 1.7.7.6 > > -- > 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/ -- Only stand for myself -- 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/