/*
* These settings need to be made tunable..
*/
- ib_dev->ibd_bio_set = bioset_create(32, 64);
+ ib_dev->ibd_bio_set = bioset_create(32, 0);
if (!ib_dev->ibd_bio_set) {
pr_err("IBLOCK: Unable to create bioset()\n");
return ERR_PTR(-ENOMEM);
*/
dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count = 1;
dev->se_sub_dev->se_dev_attrib.unmap_granularity =
- q->limits.discard_granularity;
+ q->limits.discard_granularity >> 9;
dev->se_sub_dev->se_dev_attrib.unmap_granularity_alignment =
q->limits.discard_alignment;
struct iblock_req *ib_req = IBLOCK_REQ(task);
struct bio *bio;
+ /*
+ * Only allocate as many vector entries as the bio code allows us to,
+ * we'll loop later on until we have handled the whole request.
+ */
+ if (sg_num > BIO_MAX_PAGES)
+ sg_num = BIO_MAX_PAGES;
+
bio = bio_alloc_bioset(GFP_NOIO, sg_num, ib_dev->ibd_bio_set);
if (!bio) {
pr_err("Unable to allocate memory for bio\n");