4.14-stable review patch. If anyone has any objections, please let me know.
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From: Mike Snitzer snitzer@redhat.com
commit ad3793fc3945173f64d82d05d3ecde41f6c0435c upstream.
Rather than having DAX support be unique by setting it based on table type in dm_setup_md_queue().
Signed-off-by: Mike Snitzer snitzer@redhat.com Signed-off-by: Ross Zwisler ross.zwisler@linux.intel.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/md/dm-table.c | 2 ++ drivers/md/dm.c | 3 --- 2 files changed, 2 insertions(+), 3 deletions(-)
--- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -1813,6 +1813,8 @@ void dm_table_set_restrictions(struct dm } blk_queue_write_cache(q, wc, fua);
+ if (dm_table_supports_dax(t)) + queue_flag_set_unlocked(QUEUE_FLAG_DAX, q); if (dm_table_supports_dax_write_cache(t)) dax_write_cache(t->md->dax_dev, true);
--- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -2050,9 +2050,6 @@ int dm_setup_md_queue(struct mapped_devi */ bioset_free(md->queue->bio_split); md->queue->bio_split = NULL; - - if (type == DM_TYPE_DAX_BIO_BASED) - queue_flag_set_unlocked(QUEUE_FLAG_DAX, md->queue); break; case DM_TYPE_NONE: WARN_ON_ONCE(true);