Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759507AbYLPXuk (ORCPT ); Tue, 16 Dec 2008 18:50:40 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755076AbYLPXua (ORCPT ); Tue, 16 Dec 2008 18:50:30 -0500 Received: from smtp1.linux-foundation.org ([140.211.169.13]:58475 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753485AbYLPXu3 (ORCPT ); Tue, 16 Dec 2008 18:50:29 -0500 Date: Tue, 16 Dec 2008 15:49:20 -0800 From: Andrew Morton To: Robert Richter Cc: linux-kernel@vger.kernel.org, oprofile-list@lists.sourceforge.net, mingo@elte.hu, rostedt@goodmis.org Subject: Re: [PATCH 0/9] oprofile: port to the new ring buffer Message-Id: <20081216154920.d6b922bb.akpm@linux-foundation.org> In-Reply-To: <1229013723-8191-1-git-send-email-robert.richter@amd.com> References: <1229013723-8191-1-git-send-email-robert.richter@amd.com> X-Mailer: Sylpheed version 2.2.4 (GTK+ 2.8.20; i486-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 11 Dec 2008 17:41:54 +0100 Robert Richter wrote: > This patch set ports cpu buffers in oprofile to the new ring buffer > provided by the tracing framework. alpha allmodconfig: arch/alpha/oprofile/../../../drivers/oprofile/buffer_sync.c: In function 'sync_buffer': arch/alpha/oprofile/../../../drivers/oprofile/buffer_sync.c:398: warning: 'offset' may be used uninitialized in this function make[1]: *** [arch/alpha/oprofile/../../../drivers/oprofile/buffer_sync.o] Error 1 because stupid gcc thinks that lookup_dcookie(mm, s->eip, &offset); didn't initialise `offset', and arch/alpha is compiled with -Werror. I'm not sure what to do about that, apart from finding (or building) a new alpha cross-compiler. What a PITA. I do so wish that someone would maintain a suite of cross-compilers for kernel developers. -- 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/