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path: root/drivers/nvdimm/pfn_devs.c
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Diffstat (limited to 'drivers/nvdimm/pfn_devs.c')
-rw-r--r--drivers/nvdimm/pfn_devs.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/nvdimm/pfn_devs.c b/drivers/nvdimm/pfn_devs.c
index a6c403600d19..5fcb6f5b22a2 100644
--- a/drivers/nvdimm/pfn_devs.c
+++ b/drivers/nvdimm/pfn_devs.c
@@ -331,7 +331,7 @@ struct device *nd_pfn_create(struct nd_region *nd_region)
struct nd_pfn *nd_pfn;
struct device *dev;
- if (!is_nd_pmem(&nd_region->dev))
+ if (!is_memory(&nd_region->dev))
return NULL;
nd_pfn = nd_pfn_alloc(nd_region);
@@ -354,7 +354,7 @@ int nd_pfn_validate(struct nd_pfn *nd_pfn, const char *sig)
if (!pfn_sb || !ndns)
return -ENODEV;
- if (!is_nd_pmem(nd_pfn->dev.parent))
+ if (!is_memory(nd_pfn->dev.parent))
return -ENODEV;
if (nvdimm_read_bytes(ndns, SZ_4K, pfn_sb, sizeof(*pfn_sb), 0))
@@ -471,6 +471,14 @@ int nd_pfn_probe(struct device *dev, struct nd_namespace_common *ndns)
if (ndns->force_raw)
return -ENODEV;
+ switch (ndns->claim_class) {
+ case NVDIMM_CCLASS_NONE:
+ case NVDIMM_CCLASS_PFN:
+ break;
+ default:
+ return -ENODEV;
+ }
+
nvdimm_bus_lock(&ndns->dev);
nd_pfn = nd_pfn_alloc(nd_region);
pfn_dev = nd_pfn_devinit(nd_pfn, ndns);