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dm: convert to bioset_init()/mempool_init()
Convert dm to embedded bio sets. Acked-by: Mike Snitzer <snitzer@redhat.com> Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Kent Overstreet
Jens Axboe
parent
afeee514ce
commit
6f1c819c21
17 changed files with 197 additions and 206 deletions
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@ -19,7 +19,7 @@
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struct dm_bio_prison {
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spinlock_t lock;
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mempool_t *cell_pool;
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mempool_t cell_pool;
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struct rb_root cells;
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};
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@ -34,14 +34,15 @@ static struct kmem_cache *_cell_cache;
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struct dm_bio_prison *dm_bio_prison_create(void)
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{
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struct dm_bio_prison *prison = kmalloc(sizeof(*prison), GFP_KERNEL);
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int ret;
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if (!prison)
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return NULL;
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spin_lock_init(&prison->lock);
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prison->cell_pool = mempool_create_slab_pool(MIN_CELLS, _cell_cache);
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if (!prison->cell_pool) {
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ret = mempool_init_slab_pool(&prison->cell_pool, MIN_CELLS, _cell_cache);
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if (ret) {
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kfree(prison);
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return NULL;
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}
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@ -54,21 +55,21 @@ EXPORT_SYMBOL_GPL(dm_bio_prison_create);
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void dm_bio_prison_destroy(struct dm_bio_prison *prison)
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{
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mempool_destroy(prison->cell_pool);
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mempool_exit(&prison->cell_pool);
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kfree(prison);
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}
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EXPORT_SYMBOL_GPL(dm_bio_prison_destroy);
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struct dm_bio_prison_cell *dm_bio_prison_alloc_cell(struct dm_bio_prison *prison, gfp_t gfp)
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{
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return mempool_alloc(prison->cell_pool, gfp);
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return mempool_alloc(&prison->cell_pool, gfp);
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}
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EXPORT_SYMBOL_GPL(dm_bio_prison_alloc_cell);
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void dm_bio_prison_free_cell(struct dm_bio_prison *prison,
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struct dm_bio_prison_cell *cell)
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{
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mempool_free(cell, prison->cell_pool);
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mempool_free(cell, &prison->cell_pool);
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}
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EXPORT_SYMBOL_GPL(dm_bio_prison_free_cell);
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@ -21,7 +21,7 @@ struct dm_bio_prison_v2 {
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struct workqueue_struct *wq;
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spinlock_t lock;
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mempool_t *cell_pool;
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mempool_t cell_pool;
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struct rb_root cells;
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};
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@ -36,6 +36,7 @@ static struct kmem_cache *_cell_cache;
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struct dm_bio_prison_v2 *dm_bio_prison_create_v2(struct workqueue_struct *wq)
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{
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struct dm_bio_prison_v2 *prison = kmalloc(sizeof(*prison), GFP_KERNEL);
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int ret;
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if (!prison)
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return NULL;
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@ -43,8 +44,8 @@ struct dm_bio_prison_v2 *dm_bio_prison_create_v2(struct workqueue_struct *wq)
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prison->wq = wq;
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spin_lock_init(&prison->lock);
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prison->cell_pool = mempool_create_slab_pool(MIN_CELLS, _cell_cache);
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if (!prison->cell_pool) {
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ret = mempool_init_slab_pool(&prison->cell_pool, MIN_CELLS, _cell_cache);
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if (ret) {
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kfree(prison);
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return NULL;
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}
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@ -57,21 +58,21 @@ EXPORT_SYMBOL_GPL(dm_bio_prison_create_v2);
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void dm_bio_prison_destroy_v2(struct dm_bio_prison_v2 *prison)
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{
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mempool_destroy(prison->cell_pool);
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mempool_exit(&prison->cell_pool);
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kfree(prison);
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}
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EXPORT_SYMBOL_GPL(dm_bio_prison_destroy_v2);
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struct dm_bio_prison_cell_v2 *dm_bio_prison_alloc_cell_v2(struct dm_bio_prison_v2 *prison, gfp_t gfp)
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{
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return mempool_alloc(prison->cell_pool, gfp);
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return mempool_alloc(&prison->cell_pool, gfp);
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}
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EXPORT_SYMBOL_GPL(dm_bio_prison_alloc_cell_v2);
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void dm_bio_prison_free_cell_v2(struct dm_bio_prison_v2 *prison,
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struct dm_bio_prison_cell_v2 *cell)
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{
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mempool_free(cell, prison->cell_pool);
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mempool_free(cell, &prison->cell_pool);
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}
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EXPORT_SYMBOL_GPL(dm_bio_prison_free_cell_v2);
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@ -447,9 +447,9 @@ struct cache {
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struct work_struct migration_worker;
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struct delayed_work waker;
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struct dm_bio_prison_v2 *prison;
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struct bio_set *bs;
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struct bio_set bs;
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mempool_t *migration_pool;
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mempool_t migration_pool;
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struct dm_cache_policy *policy;
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unsigned policy_nr_args;
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@ -550,7 +550,7 @@ static struct dm_cache_migration *alloc_migration(struct cache *cache)
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{
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struct dm_cache_migration *mg;
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mg = mempool_alloc(cache->migration_pool, GFP_NOWAIT);
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mg = mempool_alloc(&cache->migration_pool, GFP_NOWAIT);
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if (!mg)
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return NULL;
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@ -569,7 +569,7 @@ static void free_migration(struct dm_cache_migration *mg)
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if (atomic_dec_and_test(&cache->nr_allocated_migrations))
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wake_up(&cache->migration_wait);
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mempool_free(mg, cache->migration_pool);
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mempool_free(mg, &cache->migration_pool);
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}
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/*----------------------------------------------------------------*/
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@ -924,7 +924,7 @@ static void issue_op(struct bio *bio, void *context)
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static void remap_to_origin_and_cache(struct cache *cache, struct bio *bio,
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dm_oblock_t oblock, dm_cblock_t cblock)
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{
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struct bio *origin_bio = bio_clone_fast(bio, GFP_NOIO, cache->bs);
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struct bio *origin_bio = bio_clone_fast(bio, GFP_NOIO, &cache->bs);
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BUG_ON(!origin_bio);
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@ -2011,7 +2011,7 @@ static void destroy(struct cache *cache)
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{
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unsigned i;
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mempool_destroy(cache->migration_pool);
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mempool_exit(&cache->migration_pool);
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if (cache->prison)
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dm_bio_prison_destroy_v2(cache->prison);
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@ -2047,8 +2047,7 @@ static void destroy(struct cache *cache)
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kfree(cache->ctr_args[i]);
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kfree(cache->ctr_args);
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if (cache->bs)
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bioset_free(cache->bs);
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bioset_exit(&cache->bs);
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kfree(cache);
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}
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@ -2498,8 +2497,8 @@ static int cache_create(struct cache_args *ca, struct cache **result)
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cache->features = ca->features;
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if (writethrough_mode(cache)) {
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/* Create bioset for writethrough bios issued to origin */
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cache->bs = bioset_create(BIO_POOL_SIZE, 0, 0);
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if (!cache->bs)
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r = bioset_init(&cache->bs, BIO_POOL_SIZE, 0, 0);
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if (r)
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goto bad;
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}
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@ -2630,9 +2629,9 @@ static int cache_create(struct cache_args *ca, struct cache **result)
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goto bad;
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}
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cache->migration_pool = mempool_create_slab_pool(MIGRATION_POOL_SIZE,
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migration_cache);
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if (!cache->migration_pool) {
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r = mempool_init_slab_pool(&cache->migration_pool, MIGRATION_POOL_SIZE,
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migration_cache);
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if (r) {
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*error = "Error creating cache's migration mempool";
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goto bad;
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}
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@ -91,8 +91,8 @@ struct mapped_device {
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/*
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* io objects are allocated from here.
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*/
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struct bio_set *io_bs;
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struct bio_set *bs;
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struct bio_set io_bs;
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struct bio_set bs;
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/*
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* freeze/thaw support require holding onto a super block
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@ -143,14 +143,14 @@ struct crypt_config {
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* pool for per bio private data, crypto requests,
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* encryption requeusts/buffer pages and integrity tags
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*/
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mempool_t *req_pool;
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mempool_t *page_pool;
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mempool_t *tag_pool;
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mempool_t req_pool;
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mempool_t page_pool;
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mempool_t tag_pool;
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unsigned tag_pool_max_sectors;
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struct percpu_counter n_allocated_pages;
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struct bio_set *bs;
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struct bio_set bs;
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struct mutex bio_alloc_lock;
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struct workqueue_struct *io_queue;
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@ -1245,7 +1245,7 @@ static void crypt_alloc_req_skcipher(struct crypt_config *cc,
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unsigned key_index = ctx->cc_sector & (cc->tfms_count - 1);
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if (!ctx->r.req)
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ctx->r.req = mempool_alloc(cc->req_pool, GFP_NOIO);
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ctx->r.req = mempool_alloc(&cc->req_pool, GFP_NOIO);
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skcipher_request_set_tfm(ctx->r.req, cc->cipher_tfm.tfms[key_index]);
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@ -1262,7 +1262,7 @@ static void crypt_alloc_req_aead(struct crypt_config *cc,
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struct convert_context *ctx)
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{
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if (!ctx->r.req_aead)
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ctx->r.req_aead = mempool_alloc(cc->req_pool, GFP_NOIO);
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ctx->r.req_aead = mempool_alloc(&cc->req_pool, GFP_NOIO);
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aead_request_set_tfm(ctx->r.req_aead, cc->cipher_tfm.tfms_aead[0]);
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@ -1290,7 +1290,7 @@ static void crypt_free_req_skcipher(struct crypt_config *cc,
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struct dm_crypt_io *io = dm_per_bio_data(base_bio, cc->per_bio_data_size);
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if ((struct skcipher_request *)(io + 1) != req)
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mempool_free(req, cc->req_pool);
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mempool_free(req, &cc->req_pool);
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}
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static void crypt_free_req_aead(struct crypt_config *cc,
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@ -1299,7 +1299,7 @@ static void crypt_free_req_aead(struct crypt_config *cc,
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struct dm_crypt_io *io = dm_per_bio_data(base_bio, cc->per_bio_data_size);
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if ((struct aead_request *)(io + 1) != req)
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mempool_free(req, cc->req_pool);
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mempool_free(req, &cc->req_pool);
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}
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static void crypt_free_req(struct crypt_config *cc, void *req, struct bio *base_bio)
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@ -1409,7 +1409,7 @@ static struct bio *crypt_alloc_buffer(struct dm_crypt_io *io, unsigned size)
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if (unlikely(gfp_mask & __GFP_DIRECT_RECLAIM))
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mutex_lock(&cc->bio_alloc_lock);
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clone = bio_alloc_bioset(GFP_NOIO, nr_iovecs, cc->bs);
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clone = bio_alloc_bioset(GFP_NOIO, nr_iovecs, &cc->bs);
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if (!clone)
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goto out;
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@ -1418,7 +1418,7 @@ static struct bio *crypt_alloc_buffer(struct dm_crypt_io *io, unsigned size)
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remaining_size = size;
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for (i = 0; i < nr_iovecs; i++) {
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page = mempool_alloc(cc->page_pool, gfp_mask);
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page = mempool_alloc(&cc->page_pool, gfp_mask);
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if (!page) {
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crypt_free_buffer_pages(cc, clone);
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bio_put(clone);
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@ -1453,7 +1453,7 @@ static void crypt_free_buffer_pages(struct crypt_config *cc, struct bio *clone)
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bio_for_each_segment_all(bv, clone, i) {
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BUG_ON(!bv->bv_page);
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mempool_free(bv->bv_page, cc->page_pool);
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mempool_free(bv->bv_page, &cc->page_pool);
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}
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}
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@ -1492,7 +1492,7 @@ static void crypt_dec_pending(struct dm_crypt_io *io)
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crypt_free_req(cc, io->ctx.r.req, base_bio);
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if (unlikely(io->integrity_metadata_from_pool))
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mempool_free(io->integrity_metadata, io->cc->tag_pool);
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mempool_free(io->integrity_metadata, &io->cc->tag_pool);
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else
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kfree(io->integrity_metadata);
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@ -1565,7 +1565,7 @@ static int kcryptd_io_read(struct dm_crypt_io *io, gfp_t gfp)
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* biovecs we don't need to worry about the block layer
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* modifying the biovec array; so leverage bio_clone_fast().
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*/
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clone = bio_clone_fast(io->base_bio, gfp, cc->bs);
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clone = bio_clone_fast(io->base_bio, gfp, &cc->bs);
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if (!clone)
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return 1;
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@ -2219,17 +2219,16 @@ static void crypt_dtr(struct dm_target *ti)
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crypt_free_tfms(cc);
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if (cc->bs)
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bioset_free(cc->bs);
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bioset_exit(&cc->bs);
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mempool_destroy(cc->page_pool);
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mempool_destroy(cc->req_pool);
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mempool_destroy(cc->tag_pool);
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if (cc->page_pool)
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if (mempool_initialized(&cc->page_pool))
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WARN_ON(percpu_counter_sum(&cc->n_allocated_pages) != 0);
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percpu_counter_destroy(&cc->n_allocated_pages);
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mempool_exit(&cc->page_pool);
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mempool_exit(&cc->req_pool);
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mempool_exit(&cc->tag_pool);
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if (cc->iv_gen_ops && cc->iv_gen_ops->dtr)
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cc->iv_gen_ops->dtr(cc);
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@ -2743,8 +2742,6 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
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iv_size_padding = align_mask;
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}
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ret = -ENOMEM;
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/* ...| IV + padding | original IV | original sec. number | bio tag offset | */
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additional_req_size = sizeof(struct dm_crypt_request) +
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iv_size_padding + cc->iv_size +
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@ -2752,8 +2749,8 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
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sizeof(uint64_t) +
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sizeof(unsigned int);
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cc->req_pool = mempool_create_kmalloc_pool(MIN_IOS, cc->dmreq_start + additional_req_size);
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if (!cc->req_pool) {
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ret = mempool_init_kmalloc_pool(&cc->req_pool, MIN_IOS, cc->dmreq_start + additional_req_size);
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if (ret) {
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ti->error = "Cannot allocate crypt request mempool";
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goto bad;
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}
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@ -2762,14 +2759,14 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
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ALIGN(sizeof(struct dm_crypt_io) + cc->dmreq_start + additional_req_size,
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ARCH_KMALLOC_MINALIGN);
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cc->page_pool = mempool_create(BIO_MAX_PAGES, crypt_page_alloc, crypt_page_free, cc);
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if (!cc->page_pool) {
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ret = mempool_init(&cc->page_pool, BIO_MAX_PAGES, crypt_page_alloc, crypt_page_free, cc);
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if (ret) {
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ti->error = "Cannot allocate page mempool";
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goto bad;
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}
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cc->bs = bioset_create(MIN_IOS, 0, BIOSET_NEED_BVECS);
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if (!cc->bs) {
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ret = bioset_init(&cc->bs, MIN_IOS, 0, BIOSET_NEED_BVECS);
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if (ret) {
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ti->error = "Cannot allocate crypt bioset";
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goto bad;
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}
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@ -2806,11 +2803,10 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
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if (!cc->tag_pool_max_sectors)
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cc->tag_pool_max_sectors = 1;
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cc->tag_pool = mempool_create_kmalloc_pool(MIN_IOS,
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ret = mempool_init_kmalloc_pool(&cc->tag_pool, MIN_IOS,
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cc->tag_pool_max_sectors * cc->on_disk_tag_size);
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if (!cc->tag_pool) {
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if (ret) {
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ti->error = "Cannot allocate integrity tags mempool";
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ret = -ENOMEM;
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goto bad;
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}
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@ -2903,7 +2899,7 @@ static int crypt_map(struct dm_target *ti, struct bio *bio)
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GFP_NOIO | __GFP_NORETRY | __GFP_NOMEMALLOC | __GFP_NOWARN)))) {
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if (bio_sectors(bio) > cc->tag_pool_max_sectors)
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dm_accept_partial_bio(bio, cc->tag_pool_max_sectors);
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io->integrity_metadata = mempool_alloc(cc->tag_pool, GFP_NOIO);
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io->integrity_metadata = mempool_alloc(&cc->tag_pool, GFP_NOIO);
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io->integrity_metadata_from_pool = true;
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}
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}
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@ -142,7 +142,7 @@ struct dm_integrity_c {
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unsigned tag_size;
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__s8 log2_tag_size;
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sector_t start;
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mempool_t *journal_io_mempool;
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mempool_t journal_io_mempool;
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struct dm_io_client *io;
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struct dm_bufio_client *bufio;
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struct workqueue_struct *metadata_wq;
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@ -1817,7 +1817,7 @@ static void complete_copy_from_journal(unsigned long error, void *context)
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struct journal_completion *comp = io->comp;
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struct dm_integrity_c *ic = comp->ic;
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remove_range(ic, &io->range);
|
||||
mempool_free(io, ic->journal_io_mempool);
|
||||
mempool_free(io, &ic->journal_io_mempool);
|
||||
if (unlikely(error != 0))
|
||||
dm_integrity_io_error(ic, "copying from journal", -EIO);
|
||||
complete_journal_op(comp);
|
||||
|
|
@ -1886,7 +1886,7 @@ static void do_journal_write(struct dm_integrity_c *ic, unsigned write_start,
|
|||
}
|
||||
next_loop = k - 1;
|
||||
|
||||
io = mempool_alloc(ic->journal_io_mempool, GFP_NOIO);
|
||||
io = mempool_alloc(&ic->journal_io_mempool, GFP_NOIO);
|
||||
io->comp = ∁
|
||||
io->range.logical_sector = sec;
|
||||
io->range.n_sectors = (k - j) << ic->sb->log2_sectors_per_block;
|
||||
|
|
@ -1918,7 +1918,7 @@ static void do_journal_write(struct dm_integrity_c *ic, unsigned write_start,
|
|||
if (j == k) {
|
||||
remove_range_unlocked(ic, &io->range);
|
||||
spin_unlock_irq(&ic->endio_wait.lock);
|
||||
mempool_free(io, ic->journal_io_mempool);
|
||||
mempool_free(io, &ic->journal_io_mempool);
|
||||
goto skip_io;
|
||||
}
|
||||
for (l = j; l < k; l++) {
|
||||
|
|
@ -2980,9 +2980,8 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned argc, char **argv)
|
|||
goto bad;
|
||||
}
|
||||
|
||||
ic->journal_io_mempool = mempool_create_slab_pool(JOURNAL_IO_MEMPOOL, journal_io_cache);
|
||||
if (!ic->journal_io_mempool) {
|
||||
r = -ENOMEM;
|
||||
r = mempool_init_slab_pool(&ic->journal_io_mempool, JOURNAL_IO_MEMPOOL, journal_io_cache);
|
||||
if (r) {
|
||||
ti->error = "Cannot allocate mempool";
|
||||
goto bad;
|
||||
}
|
||||
|
|
@ -3196,7 +3195,7 @@ static void dm_integrity_dtr(struct dm_target *ti)
|
|||
destroy_workqueue(ic->writer_wq);
|
||||
if (ic->bufio)
|
||||
dm_bufio_client_destroy(ic->bufio);
|
||||
mempool_destroy(ic->journal_io_mempool);
|
||||
mempool_exit(&ic->journal_io_mempool);
|
||||
if (ic->io)
|
||||
dm_io_client_destroy(ic->io);
|
||||
if (ic->dev)
|
||||
|
|
|
|||
|
|
@ -22,8 +22,8 @@
|
|||
#define DM_IO_MAX_REGIONS BITS_PER_LONG
|
||||
|
||||
struct dm_io_client {
|
||||
mempool_t *pool;
|
||||
struct bio_set *bios;
|
||||
mempool_t pool;
|
||||
struct bio_set bios;
|
||||
};
|
||||
|
||||
/*
|
||||
|
|
@ -49,32 +49,33 @@ struct dm_io_client *dm_io_client_create(void)
|
|||
{
|
||||
struct dm_io_client *client;
|
||||
unsigned min_ios = dm_get_reserved_bio_based_ios();
|
||||
int ret;
|
||||
|
||||
client = kmalloc(sizeof(*client), GFP_KERNEL);
|
||||
if (!client)
|
||||
return ERR_PTR(-ENOMEM);
|
||||
|
||||
client->pool = mempool_create_slab_pool(min_ios, _dm_io_cache);
|
||||
if (!client->pool)
|
||||
ret = mempool_init_slab_pool(&client->pool, min_ios, _dm_io_cache);
|
||||
if (ret)
|
||||
goto bad;
|
||||
|
||||
client->bios = bioset_create(min_ios, 0, BIOSET_NEED_BVECS);
|
||||
if (!client->bios)
|
||||
ret = bioset_init(&client->bios, min_ios, 0, BIOSET_NEED_BVECS);
|
||||
if (ret)
|
||||
goto bad;
|
||||
|
||||
return client;
|
||||
|
||||
bad:
|
||||
mempool_destroy(client->pool);
|
||||
mempool_exit(&client->pool);
|
||||
kfree(client);
|
||||
return ERR_PTR(-ENOMEM);
|
||||
return ERR_PTR(ret);
|
||||
}
|
||||
EXPORT_SYMBOL(dm_io_client_create);
|
||||
|
||||
void dm_io_client_destroy(struct dm_io_client *client)
|
||||
{
|
||||
mempool_destroy(client->pool);
|
||||
bioset_free(client->bios);
|
||||
mempool_exit(&client->pool);
|
||||
bioset_exit(&client->bios);
|
||||
kfree(client);
|
||||
}
|
||||
EXPORT_SYMBOL(dm_io_client_destroy);
|
||||
|
|
@ -120,7 +121,7 @@ static void complete_io(struct io *io)
|
|||
invalidate_kernel_vmap_range(io->vma_invalidate_address,
|
||||
io->vma_invalidate_size);
|
||||
|
||||
mempool_free(io, io->client->pool);
|
||||
mempool_free(io, &io->client->pool);
|
||||
fn(error_bits, context);
|
||||
}
|
||||
|
||||
|
|
@ -344,7 +345,7 @@ static void do_region(int op, int op_flags, unsigned region,
|
|||
dm_sector_div_up(remaining, (PAGE_SIZE >> SECTOR_SHIFT)));
|
||||
}
|
||||
|
||||
bio = bio_alloc_bioset(GFP_NOIO, num_bvecs, io->client->bios);
|
||||
bio = bio_alloc_bioset(GFP_NOIO, num_bvecs, &io->client->bios);
|
||||
bio->bi_iter.bi_sector = where->sector + (where->count - remaining);
|
||||
bio_set_dev(bio, where->bdev);
|
||||
bio->bi_end_io = endio;
|
||||
|
|
@ -442,7 +443,7 @@ static int sync_io(struct dm_io_client *client, unsigned int num_regions,
|
|||
|
||||
init_completion(&sio.wait);
|
||||
|
||||
io = mempool_alloc(client->pool, GFP_NOIO);
|
||||
io = mempool_alloc(&client->pool, GFP_NOIO);
|
||||
io->error_bits = 0;
|
||||
atomic_set(&io->count, 1); /* see dispatch_io() */
|
||||
io->client = client;
|
||||
|
|
@ -474,7 +475,7 @@ static int async_io(struct dm_io_client *client, unsigned int num_regions,
|
|||
return -EIO;
|
||||
}
|
||||
|
||||
io = mempool_alloc(client->pool, GFP_NOIO);
|
||||
io = mempool_alloc(&client->pool, GFP_NOIO);
|
||||
io->error_bits = 0;
|
||||
atomic_set(&io->count, 1); /* see dispatch_io() */
|
||||
io->client = client;
|
||||
|
|
|
|||
|
|
@ -47,7 +47,7 @@ struct dm_kcopyd_client {
|
|||
wait_queue_head_t destroyq;
|
||||
atomic_t nr_jobs;
|
||||
|
||||
mempool_t *job_pool;
|
||||
mempool_t job_pool;
|
||||
|
||||
struct workqueue_struct *kcopyd_wq;
|
||||
struct work_struct kcopyd_work;
|
||||
|
|
@ -479,7 +479,7 @@ static int run_complete_job(struct kcopyd_job *job)
|
|||
*/
|
||||
if (job->master_job == job) {
|
||||
mutex_destroy(&job->lock);
|
||||
mempool_free(job, kc->job_pool);
|
||||
mempool_free(job, &kc->job_pool);
|
||||
}
|
||||
fn(read_err, write_err, context);
|
||||
|
||||
|
|
@ -751,7 +751,7 @@ int dm_kcopyd_copy(struct dm_kcopyd_client *kc, struct dm_io_region *from,
|
|||
* Allocate an array of jobs consisting of one master job
|
||||
* followed by SPLIT_COUNT sub jobs.
|
||||
*/
|
||||
job = mempool_alloc(kc->job_pool, GFP_NOIO);
|
||||
job = mempool_alloc(&kc->job_pool, GFP_NOIO);
|
||||
mutex_init(&job->lock);
|
||||
|
||||
/*
|
||||
|
|
@ -835,7 +835,7 @@ void *dm_kcopyd_prepare_callback(struct dm_kcopyd_client *kc,
|
|||
{
|
||||
struct kcopyd_job *job;
|
||||
|
||||
job = mempool_alloc(kc->job_pool, GFP_NOIO);
|
||||
job = mempool_alloc(&kc->job_pool, GFP_NOIO);
|
||||
|
||||
memset(job, 0, sizeof(struct kcopyd_job));
|
||||
job->kc = kc;
|
||||
|
|
@ -879,7 +879,7 @@ int kcopyd_cancel(struct kcopyd_job *job, int block)
|
|||
*---------------------------------------------------------------*/
|
||||
struct dm_kcopyd_client *dm_kcopyd_client_create(struct dm_kcopyd_throttle *throttle)
|
||||
{
|
||||
int r = -ENOMEM;
|
||||
int r;
|
||||
struct dm_kcopyd_client *kc;
|
||||
|
||||
kc = kmalloc(sizeof(*kc), GFP_KERNEL);
|
||||
|
|
@ -892,14 +892,16 @@ struct dm_kcopyd_client *dm_kcopyd_client_create(struct dm_kcopyd_throttle *thro
|
|||
INIT_LIST_HEAD(&kc->pages_jobs);
|
||||
kc->throttle = throttle;
|
||||
|
||||
kc->job_pool = mempool_create_slab_pool(MIN_JOBS, _job_cache);
|
||||
if (!kc->job_pool)
|
||||
r = mempool_init_slab_pool(&kc->job_pool, MIN_JOBS, _job_cache);
|
||||
if (r)
|
||||
goto bad_slab;
|
||||
|
||||
INIT_WORK(&kc->kcopyd_work, do_work);
|
||||
kc->kcopyd_wq = alloc_workqueue("kcopyd", WQ_MEM_RECLAIM, 0);
|
||||
if (!kc->kcopyd_wq)
|
||||
if (!kc->kcopyd_wq) {
|
||||
r = -ENOMEM;
|
||||
goto bad_workqueue;
|
||||
}
|
||||
|
||||
kc->pages = NULL;
|
||||
kc->nr_reserved_pages = kc->nr_free_pages = 0;
|
||||
|
|
@ -923,7 +925,7 @@ struct dm_kcopyd_client *dm_kcopyd_client_create(struct dm_kcopyd_throttle *thro
|
|||
bad_client_pages:
|
||||
destroy_workqueue(kc->kcopyd_wq);
|
||||
bad_workqueue:
|
||||
mempool_destroy(kc->job_pool);
|
||||
mempool_exit(&kc->job_pool);
|
||||
bad_slab:
|
||||
kfree(kc);
|
||||
|
||||
|
|
@ -942,7 +944,7 @@ void dm_kcopyd_client_destroy(struct dm_kcopyd_client *kc)
|
|||
destroy_workqueue(kc->kcopyd_wq);
|
||||
dm_io_client_destroy(kc->io_client);
|
||||
client_free_pages(kc);
|
||||
mempool_destroy(kc->job_pool);
|
||||
mempool_exit(&kc->job_pool);
|
||||
kfree(kc);
|
||||
}
|
||||
EXPORT_SYMBOL(dm_kcopyd_client_destroy);
|
||||
|
|
|
|||
|
|
@ -76,7 +76,7 @@ struct log_c {
|
|||
*/
|
||||
uint32_t integrated_flush;
|
||||
|
||||
mempool_t *flush_entry_pool;
|
||||
mempool_t flush_entry_pool;
|
||||
};
|
||||
|
||||
static struct kmem_cache *_flush_entry_cache;
|
||||
|
|
@ -249,11 +249,10 @@ static int userspace_ctr(struct dm_dirty_log *log, struct dm_target *ti,
|
|||
goto out;
|
||||
}
|
||||
|
||||
lc->flush_entry_pool = mempool_create_slab_pool(FLUSH_ENTRY_POOL_SIZE,
|
||||
_flush_entry_cache);
|
||||
if (!lc->flush_entry_pool) {
|
||||
r = mempool_init_slab_pool(&lc->flush_entry_pool, FLUSH_ENTRY_POOL_SIZE,
|
||||
_flush_entry_cache);
|
||||
if (r) {
|
||||
DMERR("Failed to create flush_entry_pool");
|
||||
r = -ENOMEM;
|
||||
goto out;
|
||||
}
|
||||
|
||||
|
|
@ -313,7 +312,7 @@ static int userspace_ctr(struct dm_dirty_log *log, struct dm_target *ti,
|
|||
out:
|
||||
kfree(devices_rdata);
|
||||
if (r) {
|
||||
mempool_destroy(lc->flush_entry_pool);
|
||||
mempool_exit(&lc->flush_entry_pool);
|
||||
kfree(lc);
|
||||
kfree(ctr_str);
|
||||
} else {
|
||||
|
|
@ -342,7 +341,7 @@ static void userspace_dtr(struct dm_dirty_log *log)
|
|||
if (lc->log_dev)
|
||||
dm_put_device(lc->ti, lc->log_dev);
|
||||
|
||||
mempool_destroy(lc->flush_entry_pool);
|
||||
mempool_exit(&lc->flush_entry_pool);
|
||||
|
||||
kfree(lc->usr_argv_str);
|
||||
kfree(lc);
|
||||
|
|
@ -570,7 +569,7 @@ static int userspace_flush(struct dm_dirty_log *log)
|
|||
int mark_list_is_empty;
|
||||
int clear_list_is_empty;
|
||||
struct dm_dirty_log_flush_entry *fe, *tmp_fe;
|
||||
mempool_t *flush_entry_pool = lc->flush_entry_pool;
|
||||
mempool_t *flush_entry_pool = &lc->flush_entry_pool;
|
||||
|
||||
spin_lock_irqsave(&lc->flush_lock, flags);
|
||||
list_splice_init(&lc->mark_list, &mark_list);
|
||||
|
|
@ -653,7 +652,7 @@ static void userspace_mark_region(struct dm_dirty_log *log, region_t region)
|
|||
struct dm_dirty_log_flush_entry *fe;
|
||||
|
||||
/* Wait for an allocation, but _never_ fail */
|
||||
fe = mempool_alloc(lc->flush_entry_pool, GFP_NOIO);
|
||||
fe = mempool_alloc(&lc->flush_entry_pool, GFP_NOIO);
|
||||
BUG_ON(!fe);
|
||||
|
||||
spin_lock_irqsave(&lc->flush_lock, flags);
|
||||
|
|
@ -687,7 +686,7 @@ static void userspace_clear_region(struct dm_dirty_log *log, region_t region)
|
|||
* to cause the region to be resync'ed when the
|
||||
* device is activated next time.
|
||||
*/
|
||||
fe = mempool_alloc(lc->flush_entry_pool, GFP_ATOMIC);
|
||||
fe = mempool_alloc(&lc->flush_entry_pool, GFP_ATOMIC);
|
||||
if (!fe) {
|
||||
DMERR("Failed to allocate memory to clear region.");
|
||||
return;
|
||||
|
|
|
|||
|
|
@ -63,7 +63,7 @@ struct dm_region_hash {
|
|||
|
||||
/* hash table */
|
||||
rwlock_t hash_lock;
|
||||
mempool_t *region_pool;
|
||||
mempool_t region_pool;
|
||||
unsigned mask;
|
||||
unsigned nr_buckets;
|
||||
unsigned prime;
|
||||
|
|
@ -169,6 +169,7 @@ struct dm_region_hash *dm_region_hash_create(
|
|||
struct dm_region_hash *rh;
|
||||
unsigned nr_buckets, max_buckets;
|
||||
size_t i;
|
||||
int ret;
|
||||
|
||||
/*
|
||||
* Calculate a suitable number of buckets for our hash
|
||||
|
|
@ -220,9 +221,9 @@ struct dm_region_hash *dm_region_hash_create(
|
|||
INIT_LIST_HEAD(&rh->failed_recovered_regions);
|
||||
rh->flush_failure = 0;
|
||||
|
||||
rh->region_pool = mempool_create_kmalloc_pool(MIN_REGIONS,
|
||||
sizeof(struct dm_region));
|
||||
if (!rh->region_pool) {
|
||||
ret = mempool_init_kmalloc_pool(&rh->region_pool, MIN_REGIONS,
|
||||
sizeof(struct dm_region));
|
||||
if (ret) {
|
||||
vfree(rh->buckets);
|
||||
kfree(rh);
|
||||
rh = ERR_PTR(-ENOMEM);
|
||||
|
|
@ -242,14 +243,14 @@ void dm_region_hash_destroy(struct dm_region_hash *rh)
|
|||
list_for_each_entry_safe(reg, nreg, rh->buckets + h,
|
||||
hash_list) {
|
||||
BUG_ON(atomic_read(®->pending));
|
||||
mempool_free(reg, rh->region_pool);
|
||||
mempool_free(reg, &rh->region_pool);
|
||||
}
|
||||
}
|
||||
|
||||
if (rh->log)
|
||||
dm_dirty_log_destroy(rh->log);
|
||||
|
||||
mempool_destroy(rh->region_pool);
|
||||
mempool_exit(&rh->region_pool);
|
||||
vfree(rh->buckets);
|
||||
kfree(rh);
|
||||
}
|
||||
|
|
@ -287,7 +288,7 @@ static struct dm_region *__rh_alloc(struct dm_region_hash *rh, region_t region)
|
|||
{
|
||||
struct dm_region *reg, *nreg;
|
||||
|
||||
nreg = mempool_alloc(rh->region_pool, GFP_ATOMIC);
|
||||
nreg = mempool_alloc(&rh->region_pool, GFP_ATOMIC);
|
||||
if (unlikely(!nreg))
|
||||
nreg = kmalloc(sizeof(*nreg), GFP_NOIO | __GFP_NOFAIL);
|
||||
|
||||
|
|
@ -303,7 +304,7 @@ static struct dm_region *__rh_alloc(struct dm_region_hash *rh, region_t region)
|
|||
reg = __rh_lookup(rh, region);
|
||||
if (reg)
|
||||
/* We lost the race. */
|
||||
mempool_free(nreg, rh->region_pool);
|
||||
mempool_free(nreg, &rh->region_pool);
|
||||
else {
|
||||
__rh_insert(rh, nreg);
|
||||
if (nreg->state == DM_RH_CLEAN) {
|
||||
|
|
@ -481,17 +482,17 @@ void dm_rh_update_states(struct dm_region_hash *rh, int errors_handled)
|
|||
list_for_each_entry_safe(reg, next, &recovered, list) {
|
||||
rh->log->type->clear_region(rh->log, reg->key);
|
||||
complete_resync_work(reg, 1);
|
||||
mempool_free(reg, rh->region_pool);
|
||||
mempool_free(reg, &rh->region_pool);
|
||||
}
|
||||
|
||||
list_for_each_entry_safe(reg, next, &failed_recovered, list) {
|
||||
complete_resync_work(reg, errors_handled ? 0 : 1);
|
||||
mempool_free(reg, rh->region_pool);
|
||||
mempool_free(reg, &rh->region_pool);
|
||||
}
|
||||
|
||||
list_for_each_entry_safe(reg, next, &clean, list) {
|
||||
rh->log->type->clear_region(rh->log, reg->key);
|
||||
mempool_free(reg, rh->region_pool);
|
||||
mempool_free(reg, &rh->region_pool);
|
||||
}
|
||||
|
||||
rh->log->type->flush(rh->log);
|
||||
|
|
|
|||
|
|
@ -433,7 +433,7 @@ static int setup_clone(struct request *clone, struct request *rq,
|
|||
{
|
||||
int r;
|
||||
|
||||
r = blk_rq_prep_clone(clone, rq, tio->md->bs, gfp_mask,
|
||||
r = blk_rq_prep_clone(clone, rq, &tio->md->bs, gfp_mask,
|
||||
dm_rq_bio_constructor, tio);
|
||||
if (r)
|
||||
return r;
|
||||
|
|
|
|||
|
|
@ -87,7 +87,7 @@ struct dm_snapshot {
|
|||
*/
|
||||
struct list_head out_of_order_list;
|
||||
|
||||
mempool_t *pending_pool;
|
||||
mempool_t pending_pool;
|
||||
|
||||
struct dm_exception_table pending;
|
||||
struct dm_exception_table complete;
|
||||
|
|
@ -682,7 +682,7 @@ static void free_completed_exception(struct dm_exception *e)
|
|||
|
||||
static struct dm_snap_pending_exception *alloc_pending_exception(struct dm_snapshot *s)
|
||||
{
|
||||
struct dm_snap_pending_exception *pe = mempool_alloc(s->pending_pool,
|
||||
struct dm_snap_pending_exception *pe = mempool_alloc(&s->pending_pool,
|
||||
GFP_NOIO);
|
||||
|
||||
atomic_inc(&s->pending_exceptions_count);
|
||||
|
|
@ -695,7 +695,7 @@ static void free_pending_exception(struct dm_snap_pending_exception *pe)
|
|||
{
|
||||
struct dm_snapshot *s = pe->snap;
|
||||
|
||||
mempool_free(pe, s->pending_pool);
|
||||
mempool_free(pe, &s->pending_pool);
|
||||
smp_mb__before_atomic();
|
||||
atomic_dec(&s->pending_exceptions_count);
|
||||
}
|
||||
|
|
@ -1196,10 +1196,9 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv)
|
|||
goto bad_kcopyd;
|
||||
}
|
||||
|
||||
s->pending_pool = mempool_create_slab_pool(MIN_IOS, pending_cache);
|
||||
if (!s->pending_pool) {
|
||||
r = mempool_init_slab_pool(&s->pending_pool, MIN_IOS, pending_cache);
|
||||
if (r) {
|
||||
ti->error = "Could not allocate mempool for pending exceptions";
|
||||
r = -ENOMEM;
|
||||
goto bad_pending_pool;
|
||||
}
|
||||
|
||||
|
|
@ -1259,7 +1258,7 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv)
|
|||
unregister_snapshot(s);
|
||||
|
||||
bad_load_and_register:
|
||||
mempool_destroy(s->pending_pool);
|
||||
mempool_exit(&s->pending_pool);
|
||||
|
||||
bad_pending_pool:
|
||||
dm_kcopyd_client_destroy(s->kcopyd_client);
|
||||
|
|
@ -1355,7 +1354,7 @@ static void snapshot_dtr(struct dm_target *ti)
|
|||
while (atomic_read(&s->pending_exceptions_count))
|
||||
msleep(1);
|
||||
/*
|
||||
* Ensure instructions in mempool_destroy aren't reordered
|
||||
* Ensure instructions in mempool_exit aren't reordered
|
||||
* before atomic_read.
|
||||
*/
|
||||
smp_mb();
|
||||
|
|
@ -1367,7 +1366,7 @@ static void snapshot_dtr(struct dm_target *ti)
|
|||
|
||||
__free_exceptions(s);
|
||||
|
||||
mempool_destroy(s->pending_pool);
|
||||
mempool_exit(&s->pending_pool);
|
||||
|
||||
dm_exception_store_destroy(s->store);
|
||||
|
||||
|
|
|
|||
|
|
@ -260,7 +260,7 @@ struct pool {
|
|||
struct dm_deferred_set *all_io_ds;
|
||||
|
||||
struct dm_thin_new_mapping *next_mapping;
|
||||
mempool_t *mapping_pool;
|
||||
mempool_t mapping_pool;
|
||||
|
||||
process_bio_fn process_bio;
|
||||
process_bio_fn process_discard;
|
||||
|
|
@ -917,7 +917,7 @@ static void process_prepared_mapping_fail(struct dm_thin_new_mapping *m)
|
|||
{
|
||||
cell_error(m->tc->pool, m->cell);
|
||||
list_del(&m->list);
|
||||
mempool_free(m, m->tc->pool->mapping_pool);
|
||||
mempool_free(m, &m->tc->pool->mapping_pool);
|
||||
}
|
||||
|
||||
static void process_prepared_mapping(struct dm_thin_new_mapping *m)
|
||||
|
|
@ -961,7 +961,7 @@ static void process_prepared_mapping(struct dm_thin_new_mapping *m)
|
|||
|
||||
out:
|
||||
list_del(&m->list);
|
||||
mempool_free(m, pool->mapping_pool);
|
||||
mempool_free(m, &pool->mapping_pool);
|
||||
}
|
||||
|
||||
/*----------------------------------------------------------------*/
|
||||
|
|
@ -971,7 +971,7 @@ static void free_discard_mapping(struct dm_thin_new_mapping *m)
|
|||
struct thin_c *tc = m->tc;
|
||||
if (m->cell)
|
||||
cell_defer_no_holder(tc, m->cell);
|
||||
mempool_free(m, tc->pool->mapping_pool);
|
||||
mempool_free(m, &tc->pool->mapping_pool);
|
||||
}
|
||||
|
||||
static void process_prepared_discard_fail(struct dm_thin_new_mapping *m)
|
||||
|
|
@ -999,7 +999,7 @@ static void process_prepared_discard_no_passdown(struct dm_thin_new_mapping *m)
|
|||
bio_endio(m->bio);
|
||||
|
||||
cell_defer_no_holder(tc, m->cell);
|
||||
mempool_free(m, tc->pool->mapping_pool);
|
||||
mempool_free(m, &tc->pool->mapping_pool);
|
||||
}
|
||||
|
||||
/*----------------------------------------------------------------*/
|
||||
|
|
@ -1092,7 +1092,7 @@ static void process_prepared_discard_passdown_pt1(struct dm_thin_new_mapping *m)
|
|||
metadata_operation_failed(pool, "dm_thin_remove_range", r);
|
||||
bio_io_error(m->bio);
|
||||
cell_defer_no_holder(tc, m->cell);
|
||||
mempool_free(m, pool->mapping_pool);
|
||||
mempool_free(m, &pool->mapping_pool);
|
||||
return;
|
||||
}
|
||||
|
||||
|
|
@ -1105,7 +1105,7 @@ static void process_prepared_discard_passdown_pt1(struct dm_thin_new_mapping *m)
|
|||
metadata_operation_failed(pool, "dm_pool_inc_data_range", r);
|
||||
bio_io_error(m->bio);
|
||||
cell_defer_no_holder(tc, m->cell);
|
||||
mempool_free(m, pool->mapping_pool);
|
||||
mempool_free(m, &pool->mapping_pool);
|
||||
return;
|
||||
}
|
||||
|
||||
|
|
@ -1150,7 +1150,7 @@ static void process_prepared_discard_passdown_pt2(struct dm_thin_new_mapping *m)
|
|||
bio_endio(m->bio);
|
||||
|
||||
cell_defer_no_holder(tc, m->cell);
|
||||
mempool_free(m, pool->mapping_pool);
|
||||
mempool_free(m, &pool->mapping_pool);
|
||||
}
|
||||
|
||||
static void process_prepared(struct pool *pool, struct list_head *head,
|
||||
|
|
@ -1196,7 +1196,7 @@ static int ensure_next_mapping(struct pool *pool)
|
|||
if (pool->next_mapping)
|
||||
return 0;
|
||||
|
||||
pool->next_mapping = mempool_alloc(pool->mapping_pool, GFP_ATOMIC);
|
||||
pool->next_mapping = mempool_alloc(&pool->mapping_pool, GFP_ATOMIC);
|
||||
|
||||
return pool->next_mapping ? 0 : -ENOMEM;
|
||||
}
|
||||
|
|
@ -2835,8 +2835,8 @@ static void __pool_destroy(struct pool *pool)
|
|||
destroy_workqueue(pool->wq);
|
||||
|
||||
if (pool->next_mapping)
|
||||
mempool_free(pool->next_mapping, pool->mapping_pool);
|
||||
mempool_destroy(pool->mapping_pool);
|
||||
mempool_free(pool->next_mapping, &pool->mapping_pool);
|
||||
mempool_exit(&pool->mapping_pool);
|
||||
dm_deferred_set_destroy(pool->shared_read_ds);
|
||||
dm_deferred_set_destroy(pool->all_io_ds);
|
||||
kfree(pool);
|
||||
|
|
@ -2931,11 +2931,11 @@ static struct pool *pool_create(struct mapped_device *pool_md,
|
|||
}
|
||||
|
||||
pool->next_mapping = NULL;
|
||||
pool->mapping_pool = mempool_create_slab_pool(MAPPING_POOL_SIZE,
|
||||
_new_mapping_cache);
|
||||
if (!pool->mapping_pool) {
|
||||
r = mempool_init_slab_pool(&pool->mapping_pool, MAPPING_POOL_SIZE,
|
||||
_new_mapping_cache);
|
||||
if (r) {
|
||||
*error = "Error creating pool's mapping mempool";
|
||||
err_p = ERR_PTR(-ENOMEM);
|
||||
err_p = ERR_PTR(r);
|
||||
goto bad_mapping_pool;
|
||||
}
|
||||
|
||||
|
|
@ -2955,7 +2955,7 @@ static struct pool *pool_create(struct mapped_device *pool_md,
|
|||
return pool;
|
||||
|
||||
bad_sort_array:
|
||||
mempool_destroy(pool->mapping_pool);
|
||||
mempool_exit(&pool->mapping_pool);
|
||||
bad_mapping_pool:
|
||||
dm_deferred_set_destroy(pool->all_io_ds);
|
||||
bad_all_io_ds:
|
||||
|
|
|
|||
|
|
@ -309,13 +309,13 @@ static int fec_alloc_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio)
|
|||
unsigned n;
|
||||
|
||||
if (!fio->rs)
|
||||
fio->rs = mempool_alloc(v->fec->rs_pool, GFP_NOIO);
|
||||
fio->rs = mempool_alloc(&v->fec->rs_pool, GFP_NOIO);
|
||||
|
||||
fec_for_each_prealloc_buffer(n) {
|
||||
if (fio->bufs[n])
|
||||
continue;
|
||||
|
||||
fio->bufs[n] = mempool_alloc(v->fec->prealloc_pool, GFP_NOWAIT);
|
||||
fio->bufs[n] = mempool_alloc(&v->fec->prealloc_pool, GFP_NOWAIT);
|
||||
if (unlikely(!fio->bufs[n])) {
|
||||
DMERR("failed to allocate FEC buffer");
|
||||
return -ENOMEM;
|
||||
|
|
@ -327,7 +327,7 @@ static int fec_alloc_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio)
|
|||
if (fio->bufs[n])
|
||||
continue;
|
||||
|
||||
fio->bufs[n] = mempool_alloc(v->fec->extra_pool, GFP_NOWAIT);
|
||||
fio->bufs[n] = mempool_alloc(&v->fec->extra_pool, GFP_NOWAIT);
|
||||
/* we can manage with even one buffer if necessary */
|
||||
if (unlikely(!fio->bufs[n]))
|
||||
break;
|
||||
|
|
@ -335,7 +335,7 @@ static int fec_alloc_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio)
|
|||
fio->nbufs = n;
|
||||
|
||||
if (!fio->output)
|
||||
fio->output = mempool_alloc(v->fec->output_pool, GFP_NOIO);
|
||||
fio->output = mempool_alloc(&v->fec->output_pool, GFP_NOIO);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
@ -493,15 +493,15 @@ void verity_fec_finish_io(struct dm_verity_io *io)
|
|||
if (!verity_fec_is_enabled(io->v))
|
||||
return;
|
||||
|
||||
mempool_free(fio->rs, f->rs_pool);
|
||||
mempool_free(fio->rs, &f->rs_pool);
|
||||
|
||||
fec_for_each_prealloc_buffer(n)
|
||||
mempool_free(fio->bufs[n], f->prealloc_pool);
|
||||
mempool_free(fio->bufs[n], &f->prealloc_pool);
|
||||
|
||||
fec_for_each_extra_buffer(fio, n)
|
||||
mempool_free(fio->bufs[n], f->extra_pool);
|
||||
mempool_free(fio->bufs[n], &f->extra_pool);
|
||||
|
||||
mempool_free(fio->output, f->output_pool);
|
||||
mempool_free(fio->output, &f->output_pool);
|
||||
}
|
||||
|
||||
/*
|
||||
|
|
@ -549,9 +549,9 @@ void verity_fec_dtr(struct dm_verity *v)
|
|||
if (!verity_fec_is_enabled(v))
|
||||
goto out;
|
||||
|
||||
mempool_destroy(f->rs_pool);
|
||||
mempool_destroy(f->prealloc_pool);
|
||||
mempool_destroy(f->extra_pool);
|
||||
mempool_exit(&f->rs_pool);
|
||||
mempool_exit(&f->prealloc_pool);
|
||||
mempool_exit(&f->extra_pool);
|
||||
kmem_cache_destroy(f->cache);
|
||||
|
||||
if (f->data_bufio)
|
||||
|
|
@ -675,6 +675,7 @@ int verity_fec_ctr(struct dm_verity *v)
|
|||
struct dm_verity_fec *f = v->fec;
|
||||
struct dm_target *ti = v->ti;
|
||||
u64 hash_blocks;
|
||||
int ret;
|
||||
|
||||
if (!verity_fec_is_enabled(v)) {
|
||||
verity_fec_dtr(v);
|
||||
|
|
@ -770,11 +771,11 @@ int verity_fec_ctr(struct dm_verity *v)
|
|||
}
|
||||
|
||||
/* Preallocate an rs_control structure for each worker thread */
|
||||
f->rs_pool = mempool_create(num_online_cpus(), fec_rs_alloc,
|
||||
fec_rs_free, (void *) v);
|
||||
if (!f->rs_pool) {
|
||||
ret = mempool_init(&f->rs_pool, num_online_cpus(), fec_rs_alloc,
|
||||
fec_rs_free, (void *) v);
|
||||
if (ret) {
|
||||
ti->error = "Cannot allocate RS pool";
|
||||
return -ENOMEM;
|
||||
return ret;
|
||||
}
|
||||
|
||||
f->cache = kmem_cache_create("dm_verity_fec_buffers",
|
||||
|
|
@ -786,26 +787,26 @@ int verity_fec_ctr(struct dm_verity *v)
|
|||
}
|
||||
|
||||
/* Preallocate DM_VERITY_FEC_BUF_PREALLOC buffers for each thread */
|
||||
f->prealloc_pool = mempool_create_slab_pool(num_online_cpus() *
|
||||
DM_VERITY_FEC_BUF_PREALLOC,
|
||||
f->cache);
|
||||
if (!f->prealloc_pool) {
|
||||
ret = mempool_init_slab_pool(&f->prealloc_pool, num_online_cpus() *
|
||||
DM_VERITY_FEC_BUF_PREALLOC,
|
||||
f->cache);
|
||||
if (ret) {
|
||||
ti->error = "Cannot allocate FEC buffer prealloc pool";
|
||||
return -ENOMEM;
|
||||
return ret;
|
||||
}
|
||||
|
||||
f->extra_pool = mempool_create_slab_pool(0, f->cache);
|
||||
if (!f->extra_pool) {
|
||||
ret = mempool_init_slab_pool(&f->extra_pool, 0, f->cache);
|
||||
if (ret) {
|
||||
ti->error = "Cannot allocate FEC buffer extra pool";
|
||||
return -ENOMEM;
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* Preallocate an output buffer for each thread */
|
||||
f->output_pool = mempool_create_kmalloc_pool(num_online_cpus(),
|
||||
1 << v->data_dev_block_bits);
|
||||
if (!f->output_pool) {
|
||||
ret = mempool_init_kmalloc_pool(&f->output_pool, num_online_cpus(),
|
||||
1 << v->data_dev_block_bits);
|
||||
if (ret) {
|
||||
ti->error = "Cannot allocate FEC output pool";
|
||||
return -ENOMEM;
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* Reserve space for our per-bio data */
|
||||
|
|
|
|||
|
|
@ -46,10 +46,10 @@ struct dm_verity_fec {
|
|||
sector_t hash_blocks; /* blocks covered after v->hash_start */
|
||||
unsigned char roots; /* number of parity bytes, M-N of RS(M, N) */
|
||||
unsigned char rsn; /* N of RS(M, N) */
|
||||
mempool_t *rs_pool; /* mempool for fio->rs */
|
||||
mempool_t *prealloc_pool; /* mempool for preallocated buffers */
|
||||
mempool_t *extra_pool; /* mempool for extra buffers */
|
||||
mempool_t *output_pool; /* mempool for output */
|
||||
mempool_t rs_pool; /* mempool for fio->rs */
|
||||
mempool_t prealloc_pool; /* mempool for preallocated buffers */
|
||||
mempool_t extra_pool; /* mempool for extra buffers */
|
||||
mempool_t output_pool; /* mempool for output */
|
||||
struct kmem_cache *cache; /* cache for buffers */
|
||||
};
|
||||
|
||||
|
|
|
|||
|
|
@ -57,7 +57,7 @@ struct dmz_target {
|
|||
struct workqueue_struct *chunk_wq;
|
||||
|
||||
/* For cloned BIOs to zones */
|
||||
struct bio_set *bio_set;
|
||||
struct bio_set bio_set;
|
||||
|
||||
/* For flush */
|
||||
spinlock_t flush_lock;
|
||||
|
|
@ -121,7 +121,7 @@ static int dmz_submit_read_bio(struct dmz_target *dmz, struct dm_zone *zone,
|
|||
}
|
||||
|
||||
/* Partial BIO: we need to clone the BIO */
|
||||
clone = bio_clone_fast(bio, GFP_NOIO, dmz->bio_set);
|
||||
clone = bio_clone_fast(bio, GFP_NOIO, &dmz->bio_set);
|
||||
if (!clone)
|
||||
return -ENOMEM;
|
||||
|
||||
|
|
@ -779,10 +779,9 @@ static int dmz_ctr(struct dm_target *ti, unsigned int argc, char **argv)
|
|||
ti->len = (sector_t)dmz_nr_chunks(dmz->metadata) << dev->zone_nr_sectors_shift;
|
||||
|
||||
/* Zone BIO */
|
||||
dmz->bio_set = bioset_create(DMZ_MIN_BIOS, 0, 0);
|
||||
if (!dmz->bio_set) {
|
||||
ret = bioset_init(&dmz->bio_set, DMZ_MIN_BIOS, 0, 0);
|
||||
if (ret) {
|
||||
ti->error = "Create BIO set failed";
|
||||
ret = -ENOMEM;
|
||||
goto err_meta;
|
||||
}
|
||||
|
||||
|
|
@ -828,7 +827,7 @@ static int dmz_ctr(struct dm_target *ti, unsigned int argc, char **argv)
|
|||
destroy_workqueue(dmz->chunk_wq);
|
||||
err_bio:
|
||||
mutex_destroy(&dmz->chunk_lock);
|
||||
bioset_free(dmz->bio_set);
|
||||
bioset_exit(&dmz->bio_set);
|
||||
err_meta:
|
||||
dmz_dtr_metadata(dmz->metadata);
|
||||
err_dev:
|
||||
|
|
@ -858,7 +857,7 @@ static void dmz_dtr(struct dm_target *ti)
|
|||
|
||||
dmz_dtr_metadata(dmz->metadata);
|
||||
|
||||
bioset_free(dmz->bio_set);
|
||||
bioset_exit(&dmz->bio_set);
|
||||
|
||||
dmz_put_zoned_device(ti);
|
||||
|
||||
|
|
|
|||
|
|
@ -148,8 +148,8 @@ static int dm_numa_node = DM_NUMA_NODE;
|
|||
* For mempools pre-allocation at the table loading time.
|
||||
*/
|
||||
struct dm_md_mempools {
|
||||
struct bio_set *bs;
|
||||
struct bio_set *io_bs;
|
||||
struct bio_set bs;
|
||||
struct bio_set io_bs;
|
||||
};
|
||||
|
||||
struct table_device {
|
||||
|
|
@ -537,7 +537,7 @@ static struct dm_io *alloc_io(struct mapped_device *md, struct bio *bio)
|
|||
struct dm_target_io *tio;
|
||||
struct bio *clone;
|
||||
|
||||
clone = bio_alloc_bioset(GFP_NOIO, 0, md->io_bs);
|
||||
clone = bio_alloc_bioset(GFP_NOIO, 0, &md->io_bs);
|
||||
if (!clone)
|
||||
return NULL;
|
||||
|
||||
|
|
@ -572,7 +572,7 @@ static struct dm_target_io *alloc_tio(struct clone_info *ci, struct dm_target *t
|
|||
/* the dm_target_io embedded in ci->io is available */
|
||||
tio = &ci->io->tio;
|
||||
} else {
|
||||
struct bio *clone = bio_alloc_bioset(gfp_mask, 0, ci->io->md->bs);
|
||||
struct bio *clone = bio_alloc_bioset(gfp_mask, 0, &ci->io->md->bs);
|
||||
if (!clone)
|
||||
return NULL;
|
||||
|
||||
|
|
@ -1784,10 +1784,8 @@ static void cleanup_mapped_device(struct mapped_device *md)
|
|||
destroy_workqueue(md->wq);
|
||||
if (md->kworker_task)
|
||||
kthread_stop(md->kworker_task);
|
||||
if (md->bs)
|
||||
bioset_free(md->bs);
|
||||
if (md->io_bs)
|
||||
bioset_free(md->io_bs);
|
||||
bioset_exit(&md->bs);
|
||||
bioset_exit(&md->io_bs);
|
||||
|
||||
if (md->dax_dev) {
|
||||
kill_dax(md->dax_dev);
|
||||
|
|
@ -1964,16 +1962,10 @@ static void __bind_mempools(struct mapped_device *md, struct dm_table *t)
|
|||
* If so, reload bioset because front_pad may have changed
|
||||
* because a different table was loaded.
|
||||
*/
|
||||
if (md->bs) {
|
||||
bioset_free(md->bs);
|
||||
md->bs = NULL;
|
||||
}
|
||||
if (md->io_bs) {
|
||||
bioset_free(md->io_bs);
|
||||
md->io_bs = NULL;
|
||||
}
|
||||
bioset_exit(&md->bs);
|
||||
bioset_exit(&md->io_bs);
|
||||
|
||||
} else if (md->bs) {
|
||||
} else if (bioset_initialized(&md->bs)) {
|
||||
/*
|
||||
* There's no need to reload with request-based dm
|
||||
* because the size of front_pad doesn't change.
|
||||
|
|
@ -1985,12 +1977,14 @@ static void __bind_mempools(struct mapped_device *md, struct dm_table *t)
|
|||
goto out;
|
||||
}
|
||||
|
||||
BUG_ON(!p || md->bs || md->io_bs);
|
||||
BUG_ON(!p ||
|
||||
bioset_initialized(&md->bs) ||
|
||||
bioset_initialized(&md->io_bs));
|
||||
|
||||
md->bs = p->bs;
|
||||
p->bs = NULL;
|
||||
memset(&p->bs, 0, sizeof(p->bs));
|
||||
md->io_bs = p->io_bs;
|
||||
p->io_bs = NULL;
|
||||
memset(&p->io_bs, 0, sizeof(p->io_bs));
|
||||
out:
|
||||
/* mempool bind completed, no longer need any mempools in the table */
|
||||
dm_table_free_md_mempools(t);
|
||||
|
|
@ -2904,6 +2898,7 @@ struct dm_md_mempools *dm_alloc_md_mempools(struct mapped_device *md, enum dm_qu
|
|||
struct dm_md_mempools *pools = kzalloc_node(sizeof(*pools), GFP_KERNEL, md->numa_node_id);
|
||||
unsigned int pool_size = 0;
|
||||
unsigned int front_pad, io_front_pad;
|
||||
int ret;
|
||||
|
||||
if (!pools)
|
||||
return NULL;
|
||||
|
|
@ -2915,10 +2910,10 @@ struct dm_md_mempools *dm_alloc_md_mempools(struct mapped_device *md, enum dm_qu
|
|||
pool_size = max(dm_get_reserved_bio_based_ios(), min_pool_size);
|
||||
front_pad = roundup(per_io_data_size, __alignof__(struct dm_target_io)) + offsetof(struct dm_target_io, clone);
|
||||
io_front_pad = roundup(front_pad, __alignof__(struct dm_io)) + offsetof(struct dm_io, tio);
|
||||
pools->io_bs = bioset_create(pool_size, io_front_pad, 0);
|
||||
if (!pools->io_bs)
|
||||
ret = bioset_init(&pools->io_bs, pool_size, io_front_pad, 0);
|
||||
if (ret)
|
||||
goto out;
|
||||
if (integrity && bioset_integrity_create(pools->io_bs, pool_size))
|
||||
if (integrity && bioset_integrity_create(&pools->io_bs, pool_size))
|
||||
goto out;
|
||||
break;
|
||||
case DM_TYPE_REQUEST_BASED:
|
||||
|
|
@ -2931,11 +2926,11 @@ struct dm_md_mempools *dm_alloc_md_mempools(struct mapped_device *md, enum dm_qu
|
|||
BUG();
|
||||
}
|
||||
|
||||
pools->bs = bioset_create(pool_size, front_pad, 0);
|
||||
if (!pools->bs)
|
||||
ret = bioset_init(&pools->bs, pool_size, front_pad, 0);
|
||||
if (ret)
|
||||
goto out;
|
||||
|
||||
if (integrity && bioset_integrity_create(pools->bs, pool_size))
|
||||
if (integrity && bioset_integrity_create(&pools->bs, pool_size))
|
||||
goto out;
|
||||
|
||||
return pools;
|
||||
|
|
@ -2951,10 +2946,8 @@ void dm_free_md_mempools(struct dm_md_mempools *pools)
|
|||
if (!pools)
|
||||
return;
|
||||
|
||||
if (pools->bs)
|
||||
bioset_free(pools->bs);
|
||||
if (pools->io_bs)
|
||||
bioset_free(pools->io_bs);
|
||||
bioset_exit(&pools->bs);
|
||||
bioset_exit(&pools->io_bs);
|
||||
|
||||
kfree(pools);
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue