Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932863AbbHYQZn (ORCPT ); Tue, 25 Aug 2015 12:25:43 -0400 Received: from mx1.redhat.com ([209.132.183.28]:55696 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751965AbbHYQZm (ORCPT ); Tue, 25 Aug 2015 12:25:42 -0400 Date: Tue, 25 Aug 2015 18:23:12 +0200 From: Oleg Nesterov To: Guenter Roeck Cc: Mark Salter , Yoshinori Sato , uclinux-h8-devel@lists.sourceforge.jp, "linux-kernel@vger.kernel.org" , "Peter Zijlstra (Intel)" , "Paul E. McKenney" , Josh Triplett Subject: Re: h8300 build failures in linux-next (in rcu code, gcc 5.x related, not limited to h8300) Message-ID: <20150825162312.GA7098@redhat.com> References: <55DB63AC.7070305@roeck-us.net> <8737z7nc7b.wl-ysato@users.sourceforge.jp> <1440512875.5882.16.camel@redhat.com> <55DC83C7.1060809@roeck-us.net> <20150825161145.GA29908@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150825161145.GA29908@redhat.com> User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 663 Lines: 18 On 08/25, Oleg Nesterov wrote: > > OK, this is gcc bug. But we probably need the workaround, and I don't > have a h8300 machine so I can't test the fix. > > Could you please try to compile kernel/rcu/sync.o with the patch below? > Just to know how "stable" this bug is. I expect the compilation should > fail again, rcutiny.h:rcu_barrier() is "inline" too. Wait, I reproduced the same problem on x86. Thanks. Oleg. -- 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/