nvdimm: constify device_type structures

Declare device_type structure as const as it is only stored in the
type field of a device structure. This field is of type const, so add
const to declaration of device_type structure.

File size before:
  text	   data	    bss	    dec	    hex	filename
  19278	   3199	     16	  22493	   57dd	nvdimm/namespace_devs.o

File size after:
  text	   data	    bss	    dec	    hex	filename
  19929	   3160	     16	  23105	   5a41	nvdimm/namespace_devs.o

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Bhumika Goyal 2017-01-25 00:54:07 +05:30 committed by Dan Williams
parent 7a308bb301
commit 970d14e398
1 changed files with 3 additions and 3 deletions

View File

@ -52,17 +52,17 @@ static void namespace_blk_release(struct device *dev)
kfree(nsblk);
}
static struct device_type namespace_io_device_type = {
static const struct device_type namespace_io_device_type = {
.name = "nd_namespace_io",
.release = namespace_io_release,
};
static struct device_type namespace_pmem_device_type = {
static const struct device_type namespace_pmem_device_type = {
.name = "nd_namespace_pmem",
.release = namespace_pmem_release,
};
static struct device_type namespace_blk_device_type = {
static const struct device_type namespace_blk_device_type = {
.name = "nd_namespace_blk",
.release = namespace_blk_release,
};