map = dm_get_live_table(md, &srcu_idx);
- blk_queue_split(q, &bio, q->bio_split);
-
generic_start_io_acct(rw, bio_sectors(bio), &dm_disk(md)->part0);
/* if we're suspended, we have to queue this io for later */
case DM_TYPE_BIO_BASED:
dm_init_old_md_queue(md);
blk_queue_make_request(md->queue, dm_make_request);
+ /*
+ * DM handles splitting bios as needed. Free the bio_split bioset
+ * since it won't be used (saves 1 process per bio-based DM device).
+ */
+ bioset_free(md->queue->bio_split);
+ md->queue->bio_split = NULL;
break;
}