From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ingo Molnar Subject: Re: Warning from ring buffer code (Was: Re: linux-next: tip tree build warning) Date: Sat, 12 Sep 2009 09:39:06 +0200 Message-ID: <20090912073906.GA3972@elte.hu> References: <20090804161640.70817ee6.sfr@canb.auug.org.au> <1249403089.4634.139.camel@localhost.localdomain> <20090912165300.9d257283.sfr@canb.auug.org.au> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mx2.mail.elte.hu ([157.181.151.9]:54659 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751122AbZILHjb (ORCPT ); Sat, 12 Sep 2009 03:39:31 -0400 Content-Disposition: inline In-Reply-To: <20090912165300.9d257283.sfr@canb.auug.org.au> Sender: linux-next-owner@vger.kernel.org List-ID: To: Stephen Rothwell Cc: Steven Rostedt , Thomas Gleixner , "H. Peter Anvin" , Peter Zijlstra , linux-next@vger.kernel.org, linux-kernel@vger.kernel.org * Stephen Rothwell wrote: > Hi Steve, > > On Tue, 04 Aug 2009 12:24:49 -0400 Steven Rostedt wrote: > > > > On Tue, 2009-08-04 at 16:16 +1000, Stephen Rothwell wrote: > > > > > > Today's linux-next build (powerpc ppc64_defconfig) produced these warnings: > > > > > > kernel/trace/ring_buffer.c: In function 'rb_head_page_set': > > > kernel/trace/ring_buffer.c:704: warning: initialization makes pointer from integer without a cast > > > kernel/trace/ring_buffer.c:704: warning: initialization makes pointer from integer without a cast > > > kernel/trace/ring_buffer.c: In function 'rb_head_page_replace': > > > kernel/trace/ring_buffer.c:797: warning: initialization makes integer from pointer without a cast > > > > > > Introduced by commit 77ae365eca895061c8bf2b2e3ae1d9ea62869739 > > > ("ring-buffer: make lockless"). > > > > Thanks, I'll take a look at it. > > Now that this is in Linus' tree, can we have a fix for the waning, > please? The first warning got fixed 1.5 months ago - the second one at line 797 is still there but harmless - you can ignore it for now, it will be fixed. Ingo