summaryrefslogtreecommitdiff
path: root/drivers/md
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/dm-cache-policy-mq.c34
-rw-r--r--drivers/md/dm-cache-policy-smq.c17
2 files changed, 22 insertions, 29 deletions
diff --git a/drivers/md/dm-cache-policy-mq.c b/drivers/md/dm-cache-policy-mq.c
index 838665bb495a..32814371b8d3 100644
--- a/drivers/md/dm-cache-policy-mq.c
+++ b/drivers/md/dm-cache-policy-mq.c
@@ -1431,21 +1431,12 @@ bad_pre_cache_init:
static struct dm_cache_policy_type mq_policy_type = {
.name = "mq",
- .version = {1, 3, 0},
+ .version = {1, 4, 0},
.hint_size = 4,
.owner = THIS_MODULE,
.create = mq_create
};
-static struct dm_cache_policy_type default_policy_type = {
- .name = "default",
- .version = {1, 3, 0},
- .hint_size = 4,
- .owner = THIS_MODULE,
- .create = mq_create,
- .real = &mq_policy_type
-};
-
static int __init mq_init(void)
{
int r;
@@ -1455,36 +1446,21 @@ static int __init mq_init(void)
__alignof__(struct entry),
0, NULL);
if (!mq_entry_cache)
- goto bad;
+ return -ENOMEM;
r = dm_cache_policy_register(&mq_policy_type);
if (r) {
DMERR("register failed %d", r);
- goto bad_register_mq;
- }
-
- r = dm_cache_policy_register(&default_policy_type);
- if (!r) {
- DMINFO("version %u.%u.%u loaded",
- mq_policy_type.version[0],
- mq_policy_type.version[1],
- mq_policy_type.version[2]);
- return 0;
+ kmem_cache_destroy(mq_entry_cache);
+ return -ENOMEM;
}
- DMERR("register failed (as default) %d", r);
-
- dm_cache_policy_unregister(&mq_policy_type);
-bad_register_mq:
- kmem_cache_destroy(mq_entry_cache);
-bad:
- return -ENOMEM;
+ return 0;
}
static void __exit mq_exit(void)
{
dm_cache_policy_unregister(&mq_policy_type);
- dm_cache_policy_unregister(&default_policy_type);
kmem_cache_destroy(mq_entry_cache);
}
diff --git a/drivers/md/dm-cache-policy-smq.c b/drivers/md/dm-cache-policy-smq.c
index 66feb307e697..80f02d3330e2 100644
--- a/drivers/md/dm-cache-policy-smq.c
+++ b/drivers/md/dm-cache-policy-smq.c
@@ -1748,6 +1748,15 @@ static struct dm_cache_policy_type smq_policy_type = {
.create = smq_create
};
+static struct dm_cache_policy_type default_policy_type = {
+ .name = "default",
+ .version = {1, 0, 0},
+ .hint_size = 4,
+ .owner = THIS_MODULE,
+ .create = smq_create,
+ .real = &smq_policy_type
+};
+
static int __init smq_init(void)
{
int r;
@@ -1758,12 +1767,20 @@ static int __init smq_init(void)
return -ENOMEM;
}
+ r = dm_cache_policy_register(&default_policy_type);
+ if (r) {
+ DMERR("register failed (as default) %d", r);
+ dm_cache_policy_unregister(&smq_policy_type);
+ return -ENOMEM;
+ }
+
return 0;
}
static void __exit smq_exit(void)
{
dm_cache_policy_unregister(&smq_policy_type);
+ dm_cache_policy_unregister(&default_policy_type);
}
module_init(smq_init);