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authorEric Biggers <ebiggers@google.com>2017-06-22 11:32:45 -0700
committerMike Snitzer <snitzer@redhat.com>2017-08-28 11:47:18 -0400
commit5916a22b83041b07d63191fe06206ae0fff6ec7a (patch)
treec1d154dcb136fe8e82e57e40f667557fc276c762 /drivers/md/dm-cache-target.c
parent3f2e539359bd0e709eb35127dc04df6bf8c3e8de (diff)
dm: constify argument arrays
The arrays of 'struct dm_arg' are never modified by the device-mapper core, so constify them so that they are placed in .rodata. (Exception: the args array in dm-raid cannot be constified because it is allocated on the stack and modified.) Signed-off-by: Eric Biggers <ebiggers@google.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md/dm-cache-target.c')
-rw-r--r--drivers/md/dm-cache-target.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c
index c5ea03fc7ee1..b0a5503a2fd3 100644
--- a/drivers/md/dm-cache-target.c
+++ b/drivers/md/dm-cache-target.c
@@ -2306,7 +2306,7 @@ static void init_features(struct cache_features *cf)
static int parse_features(struct cache_args *ca, struct dm_arg_set *as,
char **error)
{
- static struct dm_arg _args[] = {
+ static const struct dm_arg _args[] = {
{0, 2, "Invalid number of cache feature arguments"},
};
@@ -2348,7 +2348,7 @@ static int parse_features(struct cache_args *ca, struct dm_arg_set *as,
static int parse_policy(struct cache_args *ca, struct dm_arg_set *as,
char **error)
{
- static struct dm_arg _args[] = {
+ static const struct dm_arg _args[] = {
{0, 1024, "Invalid number of policy arguments"},
};