diff options
| author | Andrew Morton <akpm@linux-foundation.org> | 2013-02-22 16:32:03 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-02-23 17:50:08 -0800 |
| commit | df8557982fb3fa0a1e638cd1bf7b7092a202fa32 (patch) | |
| tree | 559733a498baf93a329d191264c0e70a83b12777 /drivers/md | |
| parent | 2ef14f465b9e096531343f5b734cffc5f759f4a6 (diff) | |
drivers/md/persistent-data/dm-transaction-manager.c: rename HASH_SIZE
Fix the warning:
drivers/md/persistent-data/dm-transaction-manager.c:28:1: warning: "HASH_SIZE" redefined
In file included from include/linux/elevator.h:5,
from include/linux/blkdev.h:216,
from drivers/md/persistent-data/dm-block-manager.h:11,
from drivers/md/persistent-data/dm-transaction-manager.h:10,
from drivers/md/persistent-data/dm-transaction-manager.c:6:
include/linux/hashtable.h:22:1: warning: this is the location of the previous definition
Cc: Alasdair Kergon <agk@redhat.com>
Cc: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/persistent-data/dm-transaction-manager.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/md/persistent-data/dm-transaction-manager.c b/drivers/md/persistent-data/dm-transaction-manager.c index d247a35da3c6..7b17a1fdeaf9 100644 --- a/drivers/md/persistent-data/dm-transaction-manager.c +++ b/drivers/md/persistent-data/dm-transaction-manager.c @@ -25,8 +25,8 @@ struct shadow_info { /* * It would be nice if we scaled with the size of transaction. */ -#define HASH_SIZE 256 -#define HASH_MASK (HASH_SIZE - 1) +#define DM_HASH_SIZE 256 +#define DM_HASH_MASK (DM_HASH_SIZE - 1) struct dm_transaction_manager { int is_clone; @@ -36,7 +36,7 @@ struct dm_transaction_manager { struct dm_space_map *sm; spinlock_t lock; - struct hlist_head buckets[HASH_SIZE]; + struct hlist_head buckets[DM_HASH_SIZE]; }; /*----------------------------------------------------------------*/ @@ -44,7 +44,7 @@ struct dm_transaction_manager { static int is_shadow(struct dm_transaction_manager *tm, dm_block_t b) { int r = 0; - unsigned bucket = dm_hash_block(b, HASH_MASK); + unsigned bucket = dm_hash_block(b, DM_HASH_MASK); struct shadow_info *si; struct hlist_node *n; @@ -71,7 +71,7 @@ static void insert_shadow(struct dm_transaction_manager *tm, dm_block_t b) si = kmalloc(sizeof(*si), GFP_NOIO); if (si) { si->where = b; - bucket = dm_hash_block(b, HASH_MASK); + bucket = dm_hash_block(b, DM_HASH_MASK); spin_lock(&tm->lock); hlist_add_head(&si->hlist, tm->buckets + bucket); spin_unlock(&tm->lock); @@ -86,7 +86,7 @@ static void wipe_shadow_table(struct dm_transaction_manager *tm) int i; spin_lock(&tm->lock); - for (i = 0; i < HASH_SIZE; i++) { + for (i = 0; i < DM_HASH_SIZE; i++) { bucket = tm->buckets + i; hlist_for_each_entry_safe(si, n, tmp, bucket, hlist) kfree(si); @@ -115,7 +115,7 @@ static struct dm_transaction_manager *dm_tm_create(struct dm_block_manager *bm, tm->sm = sm; spin_lock_init(&tm->lock); - for (i = 0; i < HASH_SIZE; i++) + for (i = 0; i < DM_HASH_SIZE; i++) INIT_HLIST_HEAD(tm->buckets + i); return tm; |