From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dmitry Torokhov Subject: Re: [PATCH] input: byd: make array seq static, reduces object code size Date: Thu, 31 Aug 2017 09:31:04 -0700 Message-ID: <20170831163104.GA14370@dtor-ws> References: <20170831124730.27047-1-colin.king@canonical.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20170831124730.27047-1-colin.king@canonical.com> Sender: linux-kernel-owner@vger.kernel.org To: Colin King Cc: linux-input@vger.kernel.org, kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: linux-input@vger.kernel.org On Thu, Aug 31, 2017 at 01:47:30PM +0100, Colin King wrote: > From: Colin Ian King > > Don't populate the array seq on the stack, instead make it static. > Makes the object code smaller by over 1100 bytes: > > Before: > text data bss dec hex filename > 6152 1216 64 7432 1d08 drivers/input/mouse/byd.o > > After: > text data bss dec hex filename > 4974 1280 64 6318 18ae drivers/input/mouse/byd.o > > Signed-off-by: Colin Ian King Applied, thank you. > --- > drivers/input/mouse/byd.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/input/mouse/byd.c b/drivers/input/mouse/byd.c > index b27aa637f877..b64b81599f7e 100644 > --- a/drivers/input/mouse/byd.c > +++ b/drivers/input/mouse/byd.c > @@ -344,7 +344,7 @@ static int byd_reset_touchpad(struct psmouse *psmouse) > u8 param[4]; > size_t i; > > - const struct { > + static const struct { > u16 command; > u8 arg; > } seq[] = { > -- > 2.14.1 > -- Dmitry