NVMe: Add namespaces with no LBA range feature
authorKeith Busch <keith.busch@intel.com>
Thu, 31 Jan 2013 21:40:38 +0000 (14:40 -0700)
committerMatthew Wilcox <matthew.r.wilcox@intel.com>
Fri, 22 Mar 2013 18:50:23 +0000 (14:50 -0400)
The LBA Range Type feature is optional in the NVMe specification,
so we should continue with adding namespaces for controllers that do
not implement this feature.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
drivers/block/nvme.c

index 993c014..e209ec5 100644 (file)
@@ -1540,7 +1540,7 @@ static int __devinit nvme_dev_add(struct nvme_dev *dev)
                res = nvme_get_features(dev, NVME_FEAT_LBA_RANGE, i,
                                                        dma_addr + 4096, NULL);
                if (res)
-                       continue;
+                       memset(mem + 4096, 0, 4096);
 
                ns = nvme_alloc_ns(dev, i, mem, mem + 4096);
                if (ns)