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libnvdimm, nfit: remove nfit_spa_map() infrastructure

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Now that all shared mappings are handled by devm_nvdimm_memremap() we no
longer need nfit_spa_map() nor do we need to trigger a callback to the
bus provider at region disable time.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Dan Williams
2016-06-07 16:38:04 -07:00
parent 29b9aa0aa3
commit a8a6d2e04c
5 changed files with 0 additions and 172 deletions
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drivers/acpi/nfit.h
-21
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@@ -135,9 +135,7 @@ struct acpi_nfit_desc {
struct nvdimm_bus_descriptor nd_desc;
struct acpi_table_header acpi_header;
struct acpi_nfit_header *nfit;
struct mutex spa_map_mutex;
struct mutex init_mutex;
struct list_head spa_maps;
struct list_head memdevs;
struct list_head flushes;
struct list_head dimms;
@@ -188,25 +186,6 @@ struct nfit_blk {
u32 dimm_flags;
};
enum spa_map_type {
SPA_MAP_CONTROL,
SPA_MAP_APERTURE,
};
struct nfit_spa_mapping {
struct acpi_nfit_desc *acpi_desc;
struct acpi_nfit_system_address *spa;
struct list_head list;
struct kref kref;
enum spa_map_type type;
struct nd_blk_addr addr;
};
static inline struct nfit_spa_mapping *to_spa_map(struct kref *kref)
{
return container_of(kref, struct nfit_spa_mapping, kref);
}
static inline struct acpi_nfit_memory_map *__to_nfit_memdev(
struct nfit_mem *nfit_mem)
{