diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/md/bcache/bcache.h | 2 | ||||
| -rw-r--r-- | drivers/md/bcache/movinggc.c | 5 | ||||
| -rw-r--r-- | drivers/md/bcache/request.c | 13 | ||||
| -rw-r--r-- | drivers/md/bcache/request.h | 1 | ||||
| -rw-r--r-- | drivers/md/bcache/super.c | 3 |
5 files changed, 16 insertions, 8 deletions
diff --git a/drivers/md/bcache/bcache.h b/drivers/md/bcache/bcache.h index a4c7306ff43..6d814f463d9 100644 --- a/drivers/md/bcache/bcache.h +++ b/drivers/md/bcache/bcache.h @@ -628,6 +628,8 @@ struct cache_set { /* Number of moving GC bios in flight */ struct semaphore moving_in_flight; + struct workqueue_struct *moving_gc_wq; + struct btree *root; #ifdef CONFIG_BCACHE_DEBUG diff --git a/drivers/md/bcache/movinggc.c b/drivers/md/bcache/movinggc.c index 9eb60d102de..8c7205186d0 100644 --- a/drivers/md/bcache/movinggc.c +++ b/drivers/md/bcache/movinggc.c @@ -115,7 +115,7 @@ static void write_moving(struct closure *cl) closure_call(&op->cl, bch_data_insert, NULL, cl); } - continue_at(cl, write_moving_finish, system_wq); + continue_at(cl, write_moving_finish, op->wq); } static void read_moving_submit(struct closure *cl) @@ -125,7 +125,7 @@ static void read_moving_submit(struct closure *cl) bch_submit_bbio(bio, io->op.c, &io->w->key, 0); - continue_at(cl, write_moving, system_wq); + continue_at(cl, write_moving, io->op.wq); } static void read_moving(struct cache_set *c) @@ -160,6 +160,7 @@ static void read_moving(struct cache_set *c) io->w = w; io->op.inode = KEY_INODE(&w->key); io->op.c = c; + io->op.wq = c->moving_gc_wq; moving_init(io); bio = &io->bio.bio; diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c index fc14ba3f6d0..3e880869871 100644 --- a/drivers/md/bcache/request.c +++ b/drivers/md/bcache/request.c @@ -248,7 +248,7 @@ static void bch_data_insert_keys(struct closure *cl) atomic_dec_bug(journal_ref); if (!op->insert_data_done) - continue_at(cl, bch_data_insert_start, bcache_wq); + continue_at(cl, bch_data_insert_start, op->wq); bch_keylist_free(&op->insert_keys); closure_return(cl); @@ -297,7 +297,7 @@ static void bch_data_invalidate(struct closure *cl) op->insert_data_done = true; bio_put(bio); out: - continue_at(cl, bch_data_insert_keys, bcache_wq); + continue_at(cl, bch_data_insert_keys, op->wq); } static void bch_data_insert_error(struct closure *cl) @@ -340,7 +340,7 @@ static void bch_data_insert_endio(struct bio *bio, int error) if (op->writeback) op->error = error; else if (!op->replace) - set_closure_fn(cl, bch_data_insert_error, bcache_wq); + set_closure_fn(cl, bch_data_insert_error, op->wq); else set_closure_fn(cl, NULL, NULL); } @@ -376,7 +376,7 @@ static void bch_data_insert_start(struct closure *cl) if (bch_keylist_realloc(&op->insert_keys, 3 + (op->csum ? 1 : 0), op->c)) - continue_at(cl, bch_data_insert_keys, bcache_wq); + continue_at(cl, bch_data_insert_keys, op->wq); k = op->insert_keys.top; bkey_init(k); @@ -413,7 +413,7 @@ static void bch_data_insert_start(struct closure *cl) } while (n != bio); op->insert_data_done = true; - continue_at(cl, bch_data_insert_keys, bcache_wq); + continue_at(cl, bch_data_insert_keys, op->wq); err: /* bch_alloc_sectors() blocks if s->writeback = true */ BUG_ON(op->writeback); @@ -442,7 +442,7 @@ err: bio_put(bio); if (!bch_keylist_empty(&op->insert_keys)) - continue_at(cl, bch_data_insert_keys, bcache_wq); + continue_at(cl, bch_data_insert_keys, op->wq); else closure_return(cl); } @@ -824,6 +824,7 @@ static inline struct search *search_alloc(struct bio *bio, s->iop.error = 0; s->iop.flags = 0; s->iop.flush_journal = (bio->bi_rw & (REQ_FLUSH|REQ_FUA)) != 0; + s->iop.wq = bcache_wq; return s; } diff --git a/drivers/md/bcache/request.h b/drivers/md/bcache/request.h index 39f21dbedc3..c117c4082aa 100644 --- a/drivers/md/bcache/request.h +++ b/drivers/md/bcache/request.h @@ -7,6 +7,7 @@ struct data_insert_op { struct closure cl; struct cache_set *c; struct bio *bio; + struct workqueue_struct *wq; unsigned inode; uint16_t write_point; diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index fb343276bee..ddfde380b49 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -1356,6 +1356,8 @@ static void cache_set_free(struct closure *cl) bch_bset_sort_state_free(&c->sort); free_pages((unsigned long) c->uuids, ilog2(bucket_pages(c))); + if (c->moving_gc_wq) + destroy_workqueue(c->moving_gc_wq); if (c->bio_split) bioset_free(c->bio_split); if (c->fill_iter) @@ -1522,6 +1524,7 @@ struct cache_set *bch_cache_set_alloc(struct cache_sb *sb) !(c->fill_iter = mempool_create_kmalloc_pool(1, iter_size)) || !(c->bio_split = bioset_create(4, offsetof(struct bbio, bio))) || !(c->uuids = alloc_bucket_pages(GFP_KERNEL, c)) || + !(c->moving_gc_wq = create_workqueue("bcache_gc")) || bch_journal_alloc(c) || bch_btree_cache_alloc(c) || bch_open_buckets_alloc(c) || |