Commit 4fb9aa5a authored by Sami Tolvanen's avatar Sami Tolvanen Committed by Mike Snitzer

dm verity: remove unused mempool

Since commit 003b5c57 ("block: Convert drivers to immutable biovecs"),
vec_mempool in struct dm_verity is no longer used.  Remove it and
related definitions.
Signed-off-by: default avatarSami Tolvanen <samitolvanen@google.com>
Signed-off-by: default avatarMike Snitzer <snitzer@redhat.com>
parent e44b6a5a
...@@ -26,8 +26,6 @@ ...@@ -26,8 +26,6 @@
#define DM_VERITY_ENV_LENGTH 42 #define DM_VERITY_ENV_LENGTH 42
#define DM_VERITY_ENV_VAR_NAME "DM_VERITY_ERR_BLOCK_NR" #define DM_VERITY_ENV_VAR_NAME "DM_VERITY_ERR_BLOCK_NR"
#define DM_VERITY_IO_VEC_INLINE 16
#define DM_VERITY_MEMPOOL_SIZE 4
#define DM_VERITY_DEFAULT_PREFETCH_SIZE 262144 #define DM_VERITY_DEFAULT_PREFETCH_SIZE 262144
#define DM_VERITY_MAX_LEVELS 63 #define DM_VERITY_MAX_LEVELS 63
...@@ -76,8 +74,6 @@ struct dm_verity { ...@@ -76,8 +74,6 @@ struct dm_verity {
enum verity_mode mode; /* mode for handling verification errors */ enum verity_mode mode; /* mode for handling verification errors */
unsigned corrupted_errs;/* Number of errors for corrupted blocks */ unsigned corrupted_errs;/* Number of errors for corrupted blocks */
mempool_t *vec_mempool; /* mempool of bio vector */
struct workqueue_struct *verify_wq; struct workqueue_struct *verify_wq;
/* starting blocks for each tree level. 0 is the lowest level. */ /* starting blocks for each tree level. 0 is the lowest level. */
...@@ -691,9 +687,6 @@ static void verity_dtr(struct dm_target *ti) ...@@ -691,9 +687,6 @@ static void verity_dtr(struct dm_target *ti)
if (v->verify_wq) if (v->verify_wq)
destroy_workqueue(v->verify_wq); destroy_workqueue(v->verify_wq);
if (v->vec_mempool)
mempool_destroy(v->vec_mempool);
if (v->bufio) if (v->bufio)
dm_bufio_client_destroy(v->bufio); dm_bufio_client_destroy(v->bufio);
...@@ -962,14 +955,6 @@ static int verity_ctr(struct dm_target *ti, unsigned argc, char **argv) ...@@ -962,14 +955,6 @@ static int verity_ctr(struct dm_target *ti, unsigned argc, char **argv)
ti->per_bio_data_size = roundup(sizeof(struct dm_verity_io) + v->shash_descsize + v->digest_size * 2, __alignof__(struct dm_verity_io)); ti->per_bio_data_size = roundup(sizeof(struct dm_verity_io) + v->shash_descsize + v->digest_size * 2, __alignof__(struct dm_verity_io));
v->vec_mempool = mempool_create_kmalloc_pool(DM_VERITY_MEMPOOL_SIZE,
BIO_MAX_PAGES * sizeof(struct bio_vec));
if (!v->vec_mempool) {
ti->error = "Cannot allocate vector mempool";
r = -ENOMEM;
goto bad;
}
/* WQ_UNBOUND greatly improves performance when running on ramdisk */ /* WQ_UNBOUND greatly improves performance when running on ramdisk */
v->verify_wq = alloc_workqueue("kverityd", WQ_CPU_INTENSIVE | WQ_MEM_RECLAIM | WQ_UNBOUND, num_online_cpus()); v->verify_wq = alloc_workqueue("kverityd", WQ_CPU_INTENSIVE | WQ_MEM_RECLAIM | WQ_UNBOUND, num_online_cpus());
if (!v->verify_wq) { if (!v->verify_wq) {
......
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