Messages in this thread Patch in this message | | | From | Bhumika Goyal <> | Subject | [PATCH] tty: serial: constify dev_pm_ops structures | Date | Sun, 15 Jan 2017 16:30:30 +0530 |
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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 <bhumirks@gmail.com> --- 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
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