diff options
| -rw-r--r-- | drivers/md/dm-table.c | 7 | ||||
| -rw-r--r-- | drivers/md/dm.c | 12 | ||||
| -rw-r--r-- | drivers/md/dm.h | 2 | ||||
| -rw-r--r-- | drivers/md/linear.c | 3 | ||||
| -rw-r--r-- | drivers/md/md.c | 8 | ||||
| -rw-r--r-- | drivers/md/multipath.c | 7 | ||||
| -rw-r--r-- | drivers/md/raid0.c | 3 | ||||
| -rw-r--r-- | drivers/md/raid1.c | 5 | ||||
| -rw-r--r-- | drivers/md/raid10.c | 7 | ||||
| -rw-r--r-- | fs/bio-integrity.c | 3 | ||||
| -rw-r--r-- | fs/bio.c | 6 |
11 files changed, 41 insertions, 22 deletions
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index f50a7b9..416d4e2 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -55,6 +55,7 @@ struct dm_table { struct dm_target *targets; unsigned discards_supported:1; + unsigned integrity_supported:1; /* * Indicates the rw permissions for the new logical @@ -859,7 +860,7 @@ int dm_table_alloc_md_mempools(struct dm_table *t) return -EINVAL; } - t->mempools = dm_alloc_md_mempools(type); + t->mempools = dm_alloc_md_mempools(type, t->integrity_supported); if (!t->mempools) return -ENOMEM; @@ -935,8 +936,10 @@ static int dm_table_prealloc_integrity(struct dm_table *t, struct mapped_device struct dm_dev_internal *dd; list_for_each_entry(dd, devices, list) - if (bdev_get_integrity(dd->dm_dev.bdev)) + if (bdev_get_integrity(dd->dm_dev.bdev)) { + t->integrity_supported = 1; return blk_integrity_register(dm_disk(md), NULL); + } return 0; } diff --git a/drivers/md/dm.c b/drivers/md/dm.c index d22b990..8882070 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -2620,9 +2620,10 @@ int dm_noflush_suspending(struct dm_target *ti) } EXPORT_SYMBOL_GPL(dm_noflush_suspending); -struct dm_md_mempools *dm_alloc_md_mempools(unsigned type) +struct dm_md_mempools *dm_alloc_md_mempools(unsigned type, unsigned integrity) { struct dm_md_mempools *pools = kmalloc(sizeof(*pools), GFP_KERNEL); + unsigned int pool_size = (type == DM_TYPE_BIO_BASED) ? 16 : MIN_IOS; if (!pools) return NULL; @@ -2639,13 +2640,18 @@ struct dm_md_mempools *dm_alloc_md_mempools(unsigned type) if (!pools->tio_pool) goto free_io_pool_and_out; - pools->bs = (type == DM_TYPE_BIO_BASED) ? - bioset_create(16, 0) : bioset_create(MIN_IOS, 0); + pools->bs = bioset_create(pool_size, 0); if (!pools->bs) goto free_tio_pool_and_out; + if (integrity && bioset_integrity_create(pools->bs, pool_size)) + goto free_bioset_and_out; + return pools; +free_bioset_and_out: + bioset_free(pools->bs); + free_tio_pool_and_out: mempool_destroy(pools->tio_pool); diff --git a/drivers/md/dm.h b/drivers/md/dm.h index 0c2dd5f..1aaf167 100644 --- a/drivers/md/dm.h +++ b/drivers/md/dm.h @@ -149,7 +149,7 @@ void dm_kcopyd_exit(void); /* * Mempool operations */ -struct dm_md_mempools *dm_alloc_md_mempools(unsigned type); +struct dm_md_mempools *dm_alloc_md_mempools(unsigned type, unsigned integrity); void dm_free_md_mempools(struct dm_md_mempools *pools); #endif diff --git a/drivers/md/linear.c b/drivers/md/linear.c index 338804f8..abfb59a 100644 --- a/drivers/md/linear.c +++ b/drivers/md/linear.c @@ -210,8 +210,7 @@ static int linear_run (mddev_t *mddev) blk_queue_merge_bvec(mddev->queue, linear_mergeable_bvec); mddev->queue->backing_dev_info.congested_fn = linear_congested; mddev->queue->backing_dev_info.congested_data = mddev; - md_integrity_register(mddev); - return 0; + return md_integrity_register(mddev); } static void free_conf(struct rcu_head *head) diff --git a/drivers/md/md.c b/drivers/md/md.c index 86ba66c..1876761 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -1803,8 +1803,12 @@ int md_integrity_register(mddev_t *mddev) mdname(mddev)); return -EINVAL; } - printk(KERN_NOTICE "md: data integrity on %s enabled\n", - mdname(mddev)); + printk(KERN_NOTICE "md: data integrity enabled on %s\n", mdname(mddev)); + if (bioset_integrity_create(mddev->bio_set, BIO_POOL_SIZE)) { + printk(KERN_ERR "md: failed to create integrity pool for %s\n", + mdname(mddev)); + return -EINVAL; + } return 0; } EXPORT_SYMBOL(md_integrity_register); diff --git a/drivers/md/multipath.c b/drivers/md/multipath.c index 5e694b1..c358909 100644 --- a/drivers/md/multipath.c +++ b/drivers/md/multipath.c @@ -315,7 +315,7 @@ static int multipath_remove_disk(mddev_t *mddev, int number) p->rdev = rdev; goto abort; } - md_integrity_register(mddev); + err = md_integrity_register(mddev); } abort: @@ -489,7 +489,10 @@ static int multipath_run (mddev_t *mddev) mddev->queue->backing_dev_info.congested_fn = multipath_congested; mddev->queue->backing_dev_info.congested_data = mddev; - md_integrity_register(mddev); + + if (md_integrity_register(mddev)) + goto out_free_conf; + return 0; out_free_conf: diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c index 95916fd..e86bf36 100644 --- a/drivers/md/raid0.c +++ b/drivers/md/raid0.c @@ -379,8 +379,7 @@ static int raid0_run(mddev_t *mddev) blk_queue_merge_bvec(mddev->queue, raid0_mergeable_bvec); dump_zones(mddev); - md_integrity_register(mddev); - return 0; + return md_integrity_register(mddev); } static int raid0_stop(mddev_t *mddev) diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 8f34ad5..c2a21ae5 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -1132,7 +1132,7 @@ static int raid1_remove_disk(mddev_t *mddev, int number) p->rdev = rdev; goto abort; } - md_integrity_register(mddev); + err = md_integrity_register(mddev); } abort: @@ -2017,8 +2017,7 @@ static int run(mddev_t *mddev) mddev->queue->backing_dev_info.congested_fn = raid1_congested; mddev->queue->backing_dev_info.congested_data = mddev; - md_integrity_register(mddev); - return 0; + return md_integrity_register(mddev); } static int stop(mddev_t *mddev) diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index c0d0f5f..f7b6237 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -1188,7 +1188,7 @@ static int raid10_remove_disk(mddev_t *mddev, int number) p->rdev = rdev; goto abort; } - md_integrity_register(mddev); + err = md_integrity_register(mddev); } abort: @@ -2343,7 +2343,10 @@ static int run(mddev_t *mddev) if (conf->near_copies < conf->raid_disks) blk_queue_merge_bvec(mddev->queue, raid10_mergeable_bvec); - md_integrity_register(mddev); + + if (md_integrity_register(mddev)) + goto out_free_conf; + return 0; out_free_conf: diff --git a/fs/bio-integrity.c b/fs/bio-integrity.c index e49cce2..9c5e6b2 100644 --- a/fs/bio-integrity.c +++ b/fs/bio-integrity.c @@ -761,6 +761,9 @@ int bioset_integrity_create(struct bio_set *bs, int pool_size) { unsigned int max_slab = vecs_to_idx(BIO_MAX_PAGES); + if (bs->bio_integrity_pool) + return 0; + bs->bio_integrity_pool = mempool_create_slab_pool(pool_size, bip_slab[max_slab].slab); @@ -1636,9 +1636,6 @@ struct bio_set *bioset_create(unsigned int pool_size, unsigned int front_pad) if (!bs->bio_pool) goto bad; - if (bioset_integrity_create(bs, pool_size)) - goto bad; - if (!biovec_create_pools(bs, pool_size)) return bs; @@ -1682,6 +1679,9 @@ static int __init init_bio(void) if (!fs_bio_set) panic("bio: can't allocate bios\n"); + if (bioset_integrity_create(fs_bio_set, BIO_POOL_SIZE)) + panic("bio: can't create integrity pool\n"); + bio_split_pool = mempool_create_kmalloc_pool(BIO_SPLIT_ENTRIES, sizeof(struct bio_pair)); if (!bio_split_pool) |
