From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755860Ab0I2UaS (ORCPT ); Wed, 29 Sep 2010 16:30:18 -0400 Received: from smtp-out.google.com ([216.239.44.51]:37793 "EHLO smtp-out.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755754Ab0I2UaQ (ORCPT ); Wed, 29 Sep 2010 16:30:16 -0400 DomainKey-Signature: a=rsa-sha1; s=beta; d=google.com; c=nofws; q=dns; h=date:from:x-x-sender:to:cc:subject:in-reply-to:message-id: references:user-agent:mime-version:content-type:x-system-of-record; b=KDNrDKvNHfQhYJYiSPc7EG+uNCCc94JkZY+z1axcsR1PiAGEXMpOov+2Z62DiAF78 keuuxdR+xo/DuJdGuv5zw== Date: Wed, 29 Sep 2010 13:30:11 -0700 (PDT) From: David Rientjes X-X-Sender: rientjes@chino.kir.corp.google.com To: Namhyung Kim cc: Christoph Lameter , Pekka Enberg , Matt Mackall , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/3] slub: Fix signedness warnings In-Reply-To: <1285761735-31499-1-git-send-email-namhyung@gmail.com> Message-ID: References: <1285761735-31499-1-git-send-email-namhyung@gmail.com> User-Agent: Alpine 2.00 (DEB 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-System-Of-Record: true Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 29 Sep 2010, Namhyung Kim wrote: > The bit-ops routines require its arg to be a pointer to unsigned long. > This leads sparse to complain about different signedness as follows: > > mm/slub.c:2425:49: warning: incorrect type in argument 2 (different signedness) > mm/slub.c:2425:49: expected unsigned long volatile *addr > mm/slub.c:2425:49: got long *map > > Signed-off-by: Namhyung Kim Acked-by: David Rientjes