dm snapshot: remove unused definitions

[linux-beck.git] / drivers / md / dm-snap.c

diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index a2d330942cb29f824c029973ae12a98a2d39efec..9d6daa0eaff65f6b069ec3d845cd0e6278e59d78 100644 (file)
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -29,21 +29,6 @@ static const char dm_snapshot_merge_target_name[] = "snapshot-merge";
 #define dm_target_is_snapshot_merge(ti) \
        ((ti)->type->name == dm_snapshot_merge_target_name)
 
-/*
- * The percentage increment we will wake up users at
- */
-#define WAKE_UP_PERCENT 5
-
-/*
- * kcopyd priority of snapshot operations
- */
-#define SNAPSHOT_COPY_PRIORITY 2
-
-/*
- * Reserve 1MB for each snapshot initially (with minimum of 1 page).
- */
-#define SNAPSHOT_PAGES (((1UL << 20) >> PAGE_SHIFT) ? : 1)
-
 /*
  * The size of the mempool used to track chunks in use.
  */
@@ -1116,8 +1101,9 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv)
                goto bad_hash_tables;
        }
 
-       r = dm_kcopyd_client_create(SNAPSHOT_PAGES, &s->kcopyd_client);
-       if (r) {
+       s->kcopyd_client = dm_kcopyd_client_create();
+       if (IS_ERR(s->kcopyd_client)) {
+               r = PTR_ERR(s->kcopyd_client);
                ti->error = "Could not create kcopyd client";
                goto bad_kcopyd;
        }