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libnvdimm, pmem: kill pmem->ndns

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We can derive the common namespace from other information.  We also do
not need to cache it because all the usages are in slow paths.

Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Dan Williams
2016-03-15 16:41:04 -07:00
parent c3b46c7326
commit 298f2bc5db
4 changed files with 25 additions and 22 deletions
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drivers/nvdimm/nd.h
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@@ -263,7 +263,7 @@ struct resource *nvdimm_allocate_dpa(struct nvdimm_drvdata *ndd,
resource_size_t nvdimm_namespace_capacity(struct nd_namespace_common *ndns);
struct nd_namespace_common *nvdimm_namespace_common_probe(struct device *dev);
int nvdimm_namespace_attach_btt(struct nd_namespace_common *ndns);
int nvdimm_namespace_detach_btt(struct nd_namespace_common *ndns);
int nvdimm_namespace_detach_btt(struct nd_btt *nd_btt);
const char *nvdimm_namespace_disk_name(struct nd_namespace_common *ndns,
char *name);
void nvdimm_badblocks_populate(struct nd_region *nd_region,