Merge tag 'nds32-for-linus-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git...

[linux-2.6-microblaze.git] / drivers / nvdimm / pmem.c

diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
index 6894035..8b1fd7f 100644 (file)
--- a/drivers/nvdimm/pmem.c
+++ b/drivers/nvdimm/pmem.c
@@ -414,7 +414,8 @@ static int pmem_attach_disk(struct device *dev,
        blk_queue_logical_block_size(q, pmem_sector_size(ndns));
        blk_queue_max_hw_sectors(q, UINT_MAX);
        blk_queue_flag_set(QUEUE_FLAG_NONROT, q);
-       blk_queue_flag_set(QUEUE_FLAG_DAX, q);
+       if (pmem->pfn_flags & PFN_MAP)
+               blk_queue_flag_set(QUEUE_FLAG_DAX, q);
        q->queuedata = pmem;
 
        disk = alloc_disk_node(0, nid);