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-rw-r--r--drivers/nvdimm/namespace_devs.c8
-rw-r--r--drivers/nvdimm/pfn_devs.c4
2 files changed, 6 insertions, 6 deletions
diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c
index 8ebfcaae3f5a..9edf7eb7d17c 100644
--- a/drivers/nvdimm/namespace_devs.c
+++ b/drivers/nvdimm/namespace_devs.c
@@ -1277,10 +1277,12 @@ static ssize_t mode_show(struct device *dev,
device_lock(dev);
claim = ndns->claim;
- if (pmem_should_map_pages(dev) || (claim && is_nd_pfn(claim)))
- mode = "memory";
- else if (claim && is_nd_btt(claim))
+ if (claim && is_nd_btt(claim))
mode = "safe";
+ else if (claim && is_nd_pfn(claim))
+ mode = "memory";
+ else if (!claim && pmem_should_map_pages(dev))
+ mode = "memory";
else
mode = "raw";
rc = sprintf(buf, "%s\n", mode);
diff --git a/drivers/nvdimm/pfn_devs.c b/drivers/nvdimm/pfn_devs.c
index 0cc9048b86e2..ae81a2f1da50 100644
--- a/drivers/nvdimm/pfn_devs.c
+++ b/drivers/nvdimm/pfn_devs.c
@@ -301,10 +301,8 @@ int nd_pfn_validate(struct nd_pfn *nd_pfn)
switch (le32_to_cpu(pfn_sb->mode)) {
case PFN_MODE_RAM:
- break;
case PFN_MODE_PMEM:
- /* TODO: allocate from PMEM support */
- return -ENOTTY;
+ break;
default:
return -ENXIO;
}