diff options
Diffstat (limited to 'drivers/md/dm-table.c')
| -rw-r--r-- | drivers/md/dm-table.c | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index 16ba55ad7089..85e1d39e9a38 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -942,23 +942,30 @@ static int dm_table_alloc_md_mempools(struct dm_table *t, struct mapped_device * { unsigned type = dm_table_get_type(t); unsigned per_bio_data_size = 0; - struct dm_target *tgt; unsigned i; - if (unlikely(type == DM_TYPE_NONE)) { + switch (type) { + case DM_TYPE_BIO_BASED: + for (i = 0; i < t->num_targets; i++) { + struct dm_target *tgt = t->targets + i; + + per_bio_data_size = max(per_bio_data_size, + tgt->per_bio_data_size); + } + t->mempools = dm_alloc_bio_mempools(t->integrity_supported, + per_bio_data_size); + break; + case DM_TYPE_REQUEST_BASED: + case DM_TYPE_MQ_REQUEST_BASED: + t->mempools = dm_alloc_rq_mempools(md, type); + break; + default: DMWARN("no table type is set, can't allocate mempools"); return -EINVAL; } - if (type == DM_TYPE_BIO_BASED) - for (i = 0; i < t->num_targets; i++) { - tgt = t->targets + i; - per_bio_data_size = max(per_bio_data_size, tgt->per_bio_data_size); - } - - t->mempools = dm_alloc_md_mempools(md, type, t->integrity_supported, per_bio_data_size); - if (!t->mempools) - return -ENOMEM; + if (IS_ERR(t->mempools)) + return PTR_ERR(t->mempools); return 0; } |