Message ID | 474047fe3280ca103275247df6aa67288220a9d4.1497614383.git.arvind.yadav.cs@gmail.com |
---|---|
State | Not Applicable |
Delegated to: | David Miller |
Headers | show |
On Fri, Jun 16, 2017 at 05:32:21PM +0530, Arvind Yadav wrote: > of_device_ids are not supposed to change at runtime. All functions > working with of_device_ids provided by <linux/of.h> work with const > of_device_ids. So mark the non-const structs as const. > > File size before: > text data bss dec hex filename > 3946 2296 0 6242 1862 drivers/ata/sata_rcar.o > > File size after constify sata_rcar_match. > text data bss dec hex filename > 5554 696 0 6250 186a drivers/ata/sata_rcar.o > > Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> Applied to libata/for-4.13. Thanks.
diff --git a/drivers/ata/sata_rcar.c b/drivers/ata/sata_rcar.c index 5d38245..35945e3 100644 --- a/drivers/ata/sata_rcar.c +++ b/drivers/ata/sata_rcar.c @@ -828,7 +828,7 @@ static void sata_rcar_init_controller(struct ata_host *host) iowrite32(ATAPI_INT_ENABLE_SATAINT, base + ATAPI_INT_ENABLE_REG); } -static struct of_device_id sata_rcar_match[] = { +static const struct of_device_id sata_rcar_match[] = { { /* Deprecated by "renesas,sata-r8a7779" */ .compatible = "renesas,rcar-sata",
of_device_ids are not supposed to change at runtime. All functions working with of_device_ids provided by <linux/of.h> work with const of_device_ids. So mark the non-const structs as const. File size before: text data bss dec hex filename 3946 2296 0 6242 1862 drivers/ata/sata_rcar.o File size after constify sata_rcar_match. text data bss dec hex filename 5554 696 0 6250 186a drivers/ata/sata_rcar.o Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> --- drivers/ata/sata_rcar.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)