From: Bhumika Goyal <bhumirks@gmail.com>
To: julia.lawall@lip6.fr, linux-kernel@vger.kernel.org,
gregkh@linuxfoundation.org, jslaby@suse.com,
linux-serial@vger.kernel.org
Cc: Bhumika Goyal <bhumirks@gmail.com>
Subject: [PATCH] tty: serial: constify dev_pm_ops structures
Date: Sun, 15 Jan 2017 16:30:30 +0530 [thread overview]
Message-ID: <1484478030-5946-1-git-send-email-bhumirks@gmail.com> (raw)
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
reply other threads:[~2017-01-15 11:00 UTC|newest]
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