Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751698AbbKJLeP (ORCPT ); Tue, 10 Nov 2015 06:34:15 -0500 Received: from e06smtp07.uk.ibm.com ([195.75.94.103]:40998 "EHLO e06smtp07.uk.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750953AbbKJLeO (ORCPT ); Tue, 10 Nov 2015 06:34:14 -0500 X-IBM-Helo: d06dlp01.portsmouth.uk.ibm.com X-IBM-MailFrom: heiko.carstens@de.ibm.com X-IBM-RcptTo: linux-kernel@vger.kernel.org Date: Tue, 10 Nov 2015 12:34:08 +0100 From: Heiko Carstens To: Will Deacon Cc: yalin wang , Catalin Marinas , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] arm64: add HAVE_LATENCYTOP_SUPPORT config Message-ID: <20151110113408.GF6672@osiris> References: <1446825478-24824-1-git-send-email-yalin.wang2010@gmail.com> <20151106160501.GR6087@arm.com> <247F438B-3EEA-4550-970E-A649D0E604ED@gmail.com> <20151106162109.GT6087@arm.com> <20151110074124.GB6672@osiris> <20151110100547.GC31947@arm.com> <20151110110145.GE6672@osiris> <20151110111829.GD31947@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20151110111829.GD31947@arm.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 15111011-0029-0000-0000-000004C877E9 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1429 Lines: 36 > From: Will Deacon > Date: Tue, 10 Nov 2015 11:10:04 +0000 > Subject: [PATCH] Kconfig: remove HAVE_LATENCYTOP_SUPPORT > > As illustrated by a3afe70b83fd ("[S390] latencytop s390 support."), > HAVE_LATENCYTOP_SUPPORT is defined by an architecture to advertise an > implementation of save_stack_trace_tsk. > > However, as of 9212ddb5eada ("stacktrace: provide save_stack_trace_tsk() > weak alias") a dummy implementation is provided if STACKTRACE=y. > Given that LATENCYTOP already depends on STACKTRACE_SUPPORT and selects > STACKTRACE, we can remove HAVE_LATENCYTOP_SUPPORT altogether. > > Signed-off-by: Will Deacon > --- > arch/arc/Kconfig | 3 --- > arch/arm/Kconfig | 5 ----- > arch/metag/Kconfig | 3 --- > arch/microblaze/Kconfig | 3 --- > arch/parisc/Kconfig | 3 --- > arch/powerpc/Kconfig | 3 --- > arch/s390/Kconfig | 3 --- > arch/sh/Kconfig | 3 --- > arch/sparc/Kconfig | 4 ---- > arch/unicore32/Kconfig | 3 --- > arch/x86/Kconfig | 3 --- > lib/Kconfig.debug | 1 - > 12 files changed, 37 deletions(-) Acked-by: Heiko Carstens -- 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/