From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bhumika Goyal Subject: [PATCH] tty: serial: constify dev_pm_ops structures Date: Sun, 15 Jan 2017 16:30:30 +0530 Message-ID: <1484478030-5946-1-git-send-email-bhumirks@gmail.com> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: julia.lawall@lip6.fr, linux-kernel@vger.kernel.org, gregkh@linuxfoundation.org, jslaby@suse.com, linux-serial@vger.kernel.org Cc: Bhumika Goyal List-Id: linux-serial@vger.kernel.org Declare dev_pm_ops structures as const as they are only stored in the pm field of a device_driver structure. This field is of type const, so dev_pm_ops structures having similar properties can be declared const too. Size details after cross compiling the .o file for blackfin architecture. File size before: text data bss dec hex filename 3572 320 16 3908 f44 tty/serial/bfin_sport_uart.o File size after: text data bss dec hex filename 3664 228 16 3908 f44 tty/serial/bfin_sport_uart.o Signed-off-by: Bhumika Goyal --- drivers/tty/serial/bfin_sport_uart.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/tty/serial/bfin_sport_uart.c b/drivers/tty/serial/bfin_sport_uart.c index 984e1c0..6b03fb1 100644 --- a/drivers/tty/serial/bfin_sport_uart.c +++ b/drivers/tty/serial/bfin_sport_uart.c @@ -740,7 +740,7 @@ static int sport_uart_resume(struct device *dev) return 0; } -static struct dev_pm_ops bfin_sport_uart_dev_pm_ops = { +static const struct dev_pm_ops bfin_sport_uart_dev_pm_ops = { .suspend = sport_uart_suspend, .resume = sport_uart_resume, }; -- 1.9.1