From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751575AbbCOBvd (ORCPT ); Sat, 14 Mar 2015 21:51:33 -0400 Received: from ar-005-i191.relay.mailchannels.net ([162.253.144.73]:16566 "EHLO relay.mailchannels.net" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751058AbbCOBvb (ORCPT ); Sat, 14 Mar 2015 21:51:31 -0400 X-Greylist: delayed 117335 seconds by postgrey-1.27 at vger.kernel.org; Sat, 14 Mar 2015 21:51:30 EDT X-Sender-Id: duocircle|x-authuser|jac299792458 X-Sender-Id: duocircle|x-authuser|jac299792458 X-MC-Relay: Neutral X-MailChannels-SenderId: duocircle|x-authuser|jac299792458 X-MailChannels-Auth-Id: duocircle X-MC-Loop-Signature: 1426384285585:1430338141 X-MC-Ingress-Time: 1426384285585 X-Mail-Handler: DuoCircle Outbound SMTP X-Originating-IP: 72.84.113.125 X-Report-Abuse-To: abuse@duocircle.com (see https://support.duocircle.com/support/solutions/articles/5000540958-duocircle-standard-smtp-abuse-information for abuse reporting information) X-MHO-User: U2FsdGVkX1+RSRG5mBc1JBr6p9t/RJ0oLppBWJ14s54= X-DKIM: OpenDKIM Filter v2.6.8 io F1B2B80169 Date: Sun, 15 Mar 2015 01:51:19 +0000 From: Jason Cooper To: Stephen Boyd Cc: Thomas Gleixner , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Russell King Subject: Re: [PATCH/RESEND] irqchip: gic: Don't complain in gic_get_cpumask() if UP system Message-ID: <20150315015119.GE4463@io.lakedaemon.net> References: <1426141291-21641-1-git-send-email-sboyd@codeaurora.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1426141291-21641-1-git-send-email-sboyd@codeaurora.org> User-Agent: Mutt/1.5.21 (2010-09-15) X-AuthUser: jac299792458 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Mar 11, 2015 at 11:21:31PM -0700, Stephen Boyd wrote: > In a uniprocessor implementation the interrupt processor targets > registers are read-as-zero/write-ignored (RAZ/WI). Unfortunately > gic_get_cpumask() will print a critical message saying > > GIC CPU mask not found - kernel will fail to boot. > > if these registers all read as zero, but there won't actually be > a problem on uniprocessor systems and the kernel will boot just > fine. Skip this check if we're running a UP kernel or if we > detect that the hardware only supports a single processor. > > Acked-by: Nicolas Pitre > Acked-by: Felipe Balbi > Acked-by: Nishanth Menon > Acked-by: Stefan Agner > Cc: Russell King > Signed-off-by: Stephen Boyd > --- > > Picked up acks from the list > > drivers/irqchip/irq-gic.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Applied to irqchip/core thx, Jason.