diff options
Diffstat (limited to 'drivers/nvdimm/pmem.c')
| -rw-r--r-- | drivers/nvdimm/pmem.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c index f9f76f6ba07b..7a6f4501dcda 100644 --- a/drivers/nvdimm/pmem.c +++ b/drivers/nvdimm/pmem.c @@ -372,6 +372,10 @@ static int pmem_attach_disk(struct device *dev, if (!pmem) return -ENOMEM; + rc = devm_namespace_enable(dev, ndns, nd_info_block_reserve()); + if (rc) + return rc; + /* while nsio_rw_bytes is active, parse a pfn info block if present */ if (is_nd_pfn(dev)) { nd_pfn = to_nd_pfn(dev); @@ -381,7 +385,7 @@ static int pmem_attach_disk(struct device *dev, } /* we're attaching a block device, disable raw namespace access */ - devm_nsio_disable(dev, nsio); + devm_namespace_disable(dev, ndns); dev_set_drvdata(dev, pmem); pmem->phys_addr = res->start; @@ -497,15 +501,16 @@ static int nd_pmem_probe(struct device *dev) if (IS_ERR(ndns)) return PTR_ERR(ndns); - if (devm_nsio_enable(dev, to_nd_namespace_io(&ndns->dev))) - return -ENXIO; - if (is_nd_btt(dev)) return nvdimm_namespace_attach_btt(ndns); if (is_nd_pfn(dev)) return pmem_attach_disk(dev, ndns); + ret = devm_namespace_enable(dev, ndns, nd_info_block_reserve()); + if (ret) + return ret; + ret = nd_btt_probe(dev, ndns); if (ret == 0) return -ENXIO; @@ -532,6 +537,10 @@ static int nd_pmem_probe(struct device *dev) return -ENXIO; else if (ret == -EOPNOTSUPP) return ret; + + /* probe complete, attach handles namespace enabling */ + devm_namespace_disable(dev, ndns); + return pmem_attach_disk(dev, ndns); } |