Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932202AbdGKLPe (ORCPT ); Tue, 11 Jul 2017 07:15:34 -0400 Received: from server.atrad.com.au ([150.101.241.2]:39884 "EHLO server.atrad.com.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752175AbdGKLPc (ORCPT ); Tue, 11 Jul 2017 07:15:32 -0400 Date: Tue, 11 Jul 2017 20:44:36 +0930 From: Jonathan Woithe To: Arvind Yadav Cc: dvhart@infradead.org, andy@infradead.org, cezary.jackiewicz@gmail.com, corentin.chary@gmail.com, laforge@gnumonks.org, coproscefalo@gmail.com, platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/7] platform/x86: fujitsu-laptop: constify attribute_group structures. Message-ID: <20170711111436.GA23993@marvin.atrad.com.au> References: <1499770100-18632-1-git-send-email-arvind.yadav.cs@gmail.com> <1499770100-18632-2-git-send-email-arvind.yadav.cs@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1499770100-18632-2-git-send-email-arvind.yadav.cs@gmail.com> User-Agent: Mutt/1.6.1 (2016-04-27) X-MIMEDefang-action: accept Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1514 Lines: 42 On Tue, Jul 11, 2017 at 04:18:14PM +0530, Arvind Yadav wrote: > attribute_groups are not supposed to change at runtime. All functions > working with attribute_groups provided by work > with const attribute_group. So mark the non-const structs as const. > > File size before: > text data bss dec hex filename > 7474 1205 24 8703 21ff drivers/platform/x86/fujitsu-laptop.o > > File size After adding 'const': > text data bss dec hex filename > 7538 1141 24 8703 21ff drivers/platform/x86/fujitsu-laptop.o > > Signed-off-by: Arvind Yadav I have no objections to this patch - it seems like the sensible thing to do in the interests of remaining consistent with the rest of the kernel. Thanks Arvind. Reviewed-by: Jonathan Woithe Regards jonathan > --- > drivers/platform/x86/fujitsu-laptop.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c > index c1a8528..7973342 100644 > --- a/drivers/platform/x86/fujitsu-laptop.c > +++ b/drivers/platform/x86/fujitsu-laptop.c > @@ -317,7 +317,7 @@ static ssize_t radios_show(struct device *dev, struct device_attribute *attr, > NULL > }; > > -static struct attribute_group fujitsu_pf_attribute_group = { > +static const struct attribute_group fujitsu_pf_attribute_group = { > .attrs = fujitsu_pf_attributes > }; > > --