From: Colin Ian King <[email protected]> Don't populate the const read-only array 'ports' on the stack but instead make it static. Makes the object code smaller by over 100 buytes:
Before: text data bss dec hex filename 10959 4952 832 16743 4167 drivers/gpio/gpio-104-dio-48e.o After: text data bss dec hex filename 10790 5008 832 16630 40f6 drivers/gpio/gpio-104-dio-48e.o (gcc version 7.2.0 x86_64) Signed-off-by: Colin Ian King <[email protected]> --- drivers/gpio/gpio-104-dio-48e.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpio/gpio-104-dio-48e.c b/drivers/gpio/gpio-104-dio-48e.c index 31e22c93e844..9c4e07fcb74b 100644 --- a/drivers/gpio/gpio-104-dio-48e.c +++ b/drivers/gpio/gpio-104-dio-48e.c @@ -188,7 +188,7 @@ static int dio48e_gpio_get_multiple(struct gpio_chip *chip, unsigned long *mask, { struct dio48e_gpio *const dio48egpio = gpiochip_get_data(chip); size_t i; - const size_t ports[] = { 0, 1, 2, 4, 5, 6 }; + static const size_t ports[] = { 0, 1, 2, 4, 5, 6 }; const unsigned int gpio_reg_size = 8; unsigned int bits_offset; size_t word_index; -- 2.15.1
