Dan Williams <dan.j.willi...@intel.com> writes:
> A 'struct device_type' instance can carry default attributes for the
> device. Use this facility to remove the export of
> nd_region_attribute_group and put the responsibility on the core rather
> than leaf implementations to define this attribute.
>
Reviewed-by: Aneesh Kumar K.V <aneesh.ku...@linux.ibm.com>
> Cc: Ira Weiny <ira.we...@intel.com>
> Cc: Michael Ellerman <m...@ellerman.id.au>
> Cc: "Oliver O'Halloran" <ooh...@gmail.com>
> Cc: Vishal Verma <vishal.l.ve...@intel.com>
> Cc: Aneesh Kumar K.V <aneesh.ku...@linux.ibm.com>
> Signed-off-by: Dan Williams <dan.j.willi...@intel.com>
> ---
> arch/powerpc/platforms/pseries/papr_scm.c | 1 -
> drivers/acpi/nfit/core.c | 1 -
> drivers/nvdimm/e820.c | 6 ------
> drivers/nvdimm/of_pmem.c | 6 ------
> drivers/nvdimm/region_devs.c | 4 ++--
> include/linux/libnvdimm.h | 1 -
> 6 files changed, 2 insertions(+), 17 deletions(-)
>
> diff --git a/arch/powerpc/platforms/pseries/papr_scm.c
> b/arch/powerpc/platforms/pseries/papr_scm.c
> index 6ffda03a6349..6428834d7cd5 100644
> --- a/arch/powerpc/platforms/pseries/papr_scm.c
> +++ b/arch/powerpc/platforms/pseries/papr_scm.c
> @@ -285,7 +285,6 @@ int papr_scm_ndctl(struct nvdimm_bus_descriptor *nd_desc,
> struct nvdimm *nvdimm,
> }
>
> static const struct attribute_group *region_attr_groups[] = {
> - &nd_region_attribute_group,
> &nd_mapping_attribute_group,
> NULL,
> };
> diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c
> index b3213faf37b5..99e20b8b6ea0 100644
> --- a/drivers/acpi/nfit/core.c
> +++ b/drivers/acpi/nfit/core.c
> @@ -2196,7 +2196,6 @@ static const struct attribute_group
> acpi_nfit_region_attribute_group = {
> };
>
> static const struct attribute_group *acpi_nfit_region_attribute_groups[] = {
> - &nd_region_attribute_group,
> &nd_mapping_attribute_group,
> &acpi_nfit_region_attribute_group,
> NULL,
> diff --git a/drivers/nvdimm/e820.c b/drivers/nvdimm/e820.c
> index adde2864c6a4..9a971a59dec7 100644
> --- a/drivers/nvdimm/e820.c
> +++ b/drivers/nvdimm/e820.c
> @@ -13,11 +13,6 @@ static const struct attribute_group
> *e820_pmem_attribute_groups[] = {
> NULL,
> };
>
> -static const struct attribute_group *e820_pmem_region_attribute_groups[] = {
> - &nd_region_attribute_group,
> - NULL,
> -};
> -
> static int e820_pmem_remove(struct platform_device *pdev)
> {
> struct nvdimm_bus *nvdimm_bus = platform_get_drvdata(pdev);
> @@ -45,7 +40,6 @@ static int e820_register_one(struct resource *res, void
> *data)
>
> memset(&ndr_desc, 0, sizeof(ndr_desc));
> ndr_desc.res = res;
> - ndr_desc.attr_groups = e820_pmem_region_attribute_groups;
> ndr_desc.numa_node = e820_range_to_nid(res->start);
> ndr_desc.target_node = ndr_desc.numa_node;
> set_bit(ND_REGION_PAGEMAP, &ndr_desc.flags);
> diff --git a/drivers/nvdimm/of_pmem.c b/drivers/nvdimm/of_pmem.c
> index 41348fa6b74c..c0b5ac36df9d 100644
> --- a/drivers/nvdimm/of_pmem.c
> +++ b/drivers/nvdimm/of_pmem.c
> @@ -9,11 +9,6 @@
> #include <linux/ioport.h>
> #include <linux/slab.h>
>
> -static const struct attribute_group *region_attr_groups[] = {
> - &nd_region_attribute_group,
> - NULL,
> -};
> -
> static const struct attribute_group *bus_attr_groups[] = {
> &nvdimm_bus_attribute_group,
> NULL,
> @@ -65,7 +60,6 @@ static int of_pmem_region_probe(struct platform_device
> *pdev)
> * structures so passing a stack pointer is fine.
> */
> memset(&ndr_desc, 0, sizeof(ndr_desc));
> - ndr_desc.attr_groups = region_attr_groups;
> ndr_desc.numa_node = dev_to_node(&pdev->dev);
> ndr_desc.target_node = ndr_desc.numa_node;
> ndr_desc.res = &pdev->resource[i];
> diff --git a/drivers/nvdimm/region_devs.c b/drivers/nvdimm/region_devs.c
> index e4281f806adc..f97166583294 100644
> --- a/drivers/nvdimm/region_devs.c
> +++ b/drivers/nvdimm/region_devs.c
> @@ -757,14 +757,14 @@ struct attribute_group nd_mapping_attribute_group = {
> };
> EXPORT_SYMBOL_GPL(nd_mapping_attribute_group);
>
> -struct attribute_group nd_region_attribute_group = {
> +static const struct attribute_group nd_region_attribute_group = {
> .attrs = nd_region_attributes,
> .is_visible = region_visible,
> };
> -EXPORT_SYMBOL_GPL(nd_region_attribute_group);
>
> static const struct attribute_group *nd_region_attribute_groups[] = {
> &nd_device_attribute_group,
> + &nd_region_attribute_group,
> &nd_numa_attribute_group,
> NULL,
> };
> diff --git a/include/linux/libnvdimm.h b/include/linux/libnvdimm.h
> index e9a4e25fc708..312248d334c7 100644
> --- a/include/linux/libnvdimm.h
> +++ b/include/linux/libnvdimm.h
> @@ -67,7 +67,6 @@ enum {
>
> extern struct attribute_group nvdimm_bus_attribute_group;
> extern struct attribute_group nvdimm_attribute_group;
> -extern struct attribute_group nd_region_attribute_group;
> extern struct attribute_group nd_mapping_attribute_group;
>
> struct nvdimm;
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