Re: [RFC PATCH 02/20] nvdimm/label: Prep patch to accommodate cxl lsa 2.1 support

From: Ira Weiny
Date: Wed Jul 02 2025 - 13:55:09 EST

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Neeraj Kumar wrote:
> In order to accommodate cxl lsa 2.1 format region label, renamed
> nd_namespace_label to nd_lsa_label.

This does not really make it clear why a name change is required.

Could you elaborate here?
Ira

>
> No functional change introduced.
>
> Signed-off-by: Neeraj Kumar <s.neeraj@xxxxxxxxxxx>
> ---
> drivers/nvdimm/label.c | 79 ++++++++++++++++++---------------
> drivers/nvdimm/label.h | 12 ++++-
> drivers/nvdimm/namespace_devs.c | 74 +++++++++++++++---------------
> drivers/nvdimm/nd.h | 2 +-
> 4 files changed, 92 insertions(+), 75 deletions(-)
>
> diff --git a/drivers/nvdimm/label.c b/drivers/nvdimm/label.c
> index 48b5ba90216d..30bccad98939 100644
> --- a/drivers/nvdimm/label.c
> +++ b/drivers/nvdimm/label.c
> @@ -271,7 +271,7 @@ static void nd_label_copy(struct nvdimm_drvdata *ndd,
> memcpy(dst, src, sizeof_namespace_index(ndd));
> }
>
> -static struct nd_namespace_label *nd_label_base(struct nvdimm_drvdata *ndd)
> +static struct nd_lsa_label *nd_label_base(struct nvdimm_drvdata *ndd)
> {
> void *base = to_namespace_index(ndd, 0);
>
> @@ -279,7 +279,7 @@ static struct nd_namespace_label *nd_label_base(struct nvdimm_drvdata *ndd)
> }
>
> static int to_slot(struct nvdimm_drvdata *ndd,
> - struct nd_namespace_label *nd_label)
> + struct nd_lsa_label *nd_label)
> {
> unsigned long label, base;
>
> @@ -289,14 +289,14 @@ static int to_slot(struct nvdimm_drvdata *ndd,
> return (label - base) / sizeof_namespace_label(ndd);
> }
>
> -static struct nd_namespace_label *to_label(struct nvdimm_drvdata *ndd, int slot)
> +static struct nd_lsa_label *to_label(struct nvdimm_drvdata *ndd, int slot)
> {
> unsigned long label, base;
>
> base = (unsigned long) nd_label_base(ndd);
> label = base + sizeof_namespace_label(ndd) * slot;
>
> - return (struct nd_namespace_label *) label;
> + return (struct nd_lsa_label *) label;
> }
>
> #define for_each_clear_bit_le(bit, addr, size) \
> @@ -382,14 +382,14 @@ static void nsl_calculate_checksum(struct nvdimm_drvdata *ndd,
> }
>
> static bool slot_valid(struct nvdimm_drvdata *ndd,
> - struct nd_namespace_label *nd_label, u32 slot)
> + struct nd_lsa_label *nd_label, u32 slot)
> {
> bool valid;
>
> /* check that we are written where we expect to be written */
> - if (slot != nsl_get_slot(ndd, nd_label))
> + if (slot != nsl_get_slot(ndd, &nd_label->ns_label))
> return false;
> - valid = nsl_validate_checksum(ndd, nd_label);
> + valid = nsl_validate_checksum(ndd, &nd_label->ns_label);
> if (!valid)
> dev_dbg(ndd->dev, "fail checksum. slot: %d\n", slot);
> return valid;
> @@ -405,7 +405,8 @@ int nd_label_reserve_dpa(struct nvdimm_drvdata *ndd)
> return 0; /* no label, nothing to reserve */
>
> for_each_clear_bit_le(slot, free, nslot) {
> - struct nd_namespace_label *nd_label;
> + struct nd_lsa_label *nd_label;
> + struct nd_namespace_label *ns_label;
> struct nd_region *nd_region = NULL;
> struct nd_label_id label_id;
> struct resource *res;
> @@ -413,16 +414,17 @@ int nd_label_reserve_dpa(struct nvdimm_drvdata *ndd)
> u32 flags;
>
> nd_label = to_label(ndd, slot);
> + ns_label = &nd_label->ns_label;
>
> if (!slot_valid(ndd, nd_label, slot))
> continue;
>
> - nsl_get_uuid(ndd, nd_label, &label_uuid);
> - flags = nsl_get_flags(ndd, nd_label);
> + nsl_get_uuid(ndd, ns_label, &label_uuid);
> + flags = nsl_get_flags(ndd, ns_label);
> nd_label_gen_id(&label_id, &label_uuid, flags);
> res = nvdimm_allocate_dpa(ndd, &label_id,
> - nsl_get_dpa(ndd, nd_label),
> - nsl_get_rawsize(ndd, nd_label));
> + nsl_get_dpa(ndd, ns_label),
> + nsl_get_rawsize(ndd, ns_label));
> nd_dbg_dpa(nd_region, ndd, res, "reserve\n");
> if (!res)
> return -EBUSY;
> @@ -564,14 +566,14 @@ int nd_label_active_count(struct nvdimm_drvdata *ndd)
> return 0;
>
> for_each_clear_bit_le(slot, free, nslot) {
> - struct nd_namespace_label *nd_label;
> + struct nd_lsa_label *nd_label;
>
> nd_label = to_label(ndd, slot);
>
> if (!slot_valid(ndd, nd_label, slot)) {
> - u32 label_slot = nsl_get_slot(ndd, nd_label);
> - u64 size = nsl_get_rawsize(ndd, nd_label);
> - u64 dpa = nsl_get_dpa(ndd, nd_label);
> + u32 label_slot = nsl_get_slot(ndd, &nd_label->ns_label);
> + u64 size = nsl_get_rawsize(ndd, &nd_label->ns_label);
> + u64 dpa = nsl_get_dpa(ndd, &nd_label->ns_label);
>
> dev_dbg(ndd->dev,
> "slot%d invalid slot: %d dpa: %llx size: %llx\n",
> @@ -583,7 +585,7 @@ int nd_label_active_count(struct nvdimm_drvdata *ndd)
> return count;
> }
>
> -struct nd_namespace_label *nd_label_active(struct nvdimm_drvdata *ndd, int n)
> +struct nd_lsa_label *nd_label_active(struct nvdimm_drvdata *ndd, int n)
> {
> struct nd_namespace_index *nsindex;
> unsigned long *free;
> @@ -593,7 +595,7 @@ struct nd_namespace_label *nd_label_active(struct nvdimm_drvdata *ndd, int n)
> return NULL;
>
> for_each_clear_bit_le(slot, free, nslot) {
> - struct nd_namespace_label *nd_label;
> + struct nd_lsa_label *nd_label;
>
> nd_label = to_label(ndd, slot);
> if (!slot_valid(ndd, nd_label, slot))
> @@ -731,7 +733,7 @@ static int nd_label_write_index(struct nvdimm_drvdata *ndd, int index, u32 seq,
> }
>
> static unsigned long nd_label_offset(struct nvdimm_drvdata *ndd,
> - struct nd_namespace_label *nd_label)
> + struct nd_lsa_label *nd_label)
> {
> return (unsigned long) nd_label
> - (unsigned long) to_namespace_index(ndd, 0);
> @@ -885,7 +887,8 @@ static int __pmem_label_update(struct nd_region *nd_region,
> struct nd_namespace_common *ndns = &nspm->nsio.common;
> struct nd_interleave_set *nd_set = nd_region->nd_set;
> struct nvdimm_drvdata *ndd = to_ndd(nd_mapping);
> - struct nd_namespace_label *nd_label;
> + struct nd_lsa_label *nd_label;
> + struct nd_namespace_label *ns_label;
> struct nd_namespace_index *nsindex;
> struct nd_label_ent *label_ent;
> struct nd_label_id label_id;
> @@ -918,20 +921,22 @@ static int __pmem_label_update(struct nd_region *nd_region,
>
> nd_label = to_label(ndd, slot);
> memset(nd_label, 0, sizeof_namespace_label(ndd));
> - nsl_set_uuid(ndd, nd_label, nspm->uuid);
> - nsl_set_name(ndd, nd_label, nspm->alt_name);
> - nsl_set_flags(ndd, nd_label, flags);
> - nsl_set_nlabel(ndd, nd_label, nd_region->ndr_mappings);
> - nsl_set_nrange(ndd, nd_label, 1);
> - nsl_set_position(ndd, nd_label, pos);
> - nsl_set_isetcookie(ndd, nd_label, cookie);
> - nsl_set_rawsize(ndd, nd_label, resource_size(res));
> - nsl_set_lbasize(ndd, nd_label, nspm->lbasize);
> - nsl_set_dpa(ndd, nd_label, res->start);
> - nsl_set_slot(ndd, nd_label, slot);
> - nsl_set_type_guid(ndd, nd_label, &nd_set->type_guid);
> - nsl_set_claim_class(ndd, nd_label, ndns->claim_class);
> - nsl_calculate_checksum(ndd, nd_label);
> +
> + ns_label = &nd_label->ns_label;
> + nsl_set_uuid(ndd, ns_label, nspm->uuid);
> + nsl_set_name(ndd, ns_label, nspm->alt_name);
> + nsl_set_flags(ndd, ns_label, flags);
> + nsl_set_nlabel(ndd, ns_label, nd_region->ndr_mappings);
> + nsl_set_nrange(ndd, ns_label, 1);
> + nsl_set_position(ndd, ns_label, pos);
> + nsl_set_isetcookie(ndd, ns_label, cookie);
> + nsl_set_rawsize(ndd, ns_label, resource_size(res));
> + nsl_set_lbasize(ndd, ns_label, nspm->lbasize);
> + nsl_set_dpa(ndd, ns_label, res->start);
> + nsl_set_slot(ndd, ns_label, slot);
> + nsl_set_type_guid(ndd, ns_label, &nd_set->type_guid);
> + nsl_set_claim_class(ndd, ns_label, ndns->claim_class);
> + nsl_calculate_checksum(ndd, ns_label);
> nd_dbg_dpa(nd_region, ndd, res, "\n");
>
> /* update label */
> @@ -947,7 +952,7 @@ static int __pmem_label_update(struct nd_region *nd_region,
> if (!label_ent->label)
> continue;
> if (test_and_clear_bit(ND_LABEL_REAP, &label_ent->flags) ||
> - nsl_uuid_equal(ndd, label_ent->label, nspm->uuid))
> + nsl_uuid_equal(ndd, &label_ent->label->ns_label, nspm->uuid))
> reap_victim(nd_mapping, label_ent);
> }
>
> @@ -1035,12 +1040,12 @@ static int del_labels(struct nd_mapping *nd_mapping, uuid_t *uuid)
>
> mutex_lock(&nd_mapping->lock);
> list_for_each_entry_safe(label_ent, e, &nd_mapping->labels, list) {
> - struct nd_namespace_label *nd_label = label_ent->label;
> + struct nd_lsa_label *nd_label = label_ent->label;
>
> if (!nd_label)
> continue;
> active++;
> - if (!nsl_uuid_equal(ndd, nd_label, uuid))
> + if (!nsl_uuid_equal(ndd, &nd_label->ns_label, uuid))
> continue;
> active--;
> slot = to_slot(ndd, nd_label);
> diff --git a/drivers/nvdimm/label.h b/drivers/nvdimm/label.h
> index 0650fb4b9821..4883b3a1320f 100644
> --- a/drivers/nvdimm/label.h
> +++ b/drivers/nvdimm/label.h
> @@ -183,6 +183,16 @@ struct nd_namespace_label {
> };
> };
>
> +/*
> + * LSA 2.1 format introduces region label, which can also reside
> + * into LSA along with only namespace label as per v1.1 and v1.2
> + */
> +struct nd_lsa_label {
> + union {
> + struct nd_namespace_label ns_label;
> + };
> +};
> +
> #define NVDIMM_BTT_GUID "8aed63a2-29a2-4c66-8b12-f05d15d3922a"
> #define NVDIMM_BTT2_GUID "18633bfc-1735-4217-8ac9-17239282d3f8"
> #define NVDIMM_PFN_GUID "266400ba-fb9f-4677-bcb0-968f11d0d225"
> @@ -215,7 +225,7 @@ struct nvdimm_drvdata;
> int nd_label_data_init(struct nvdimm_drvdata *ndd);
> size_t sizeof_namespace_index(struct nvdimm_drvdata *ndd);
> int nd_label_active_count(struct nvdimm_drvdata *ndd);
> -struct nd_namespace_label *nd_label_active(struct nvdimm_drvdata *ndd, int n);
> +struct nd_lsa_label *nd_label_active(struct nvdimm_drvdata *ndd, int n);
> u32 nd_label_alloc_slot(struct nvdimm_drvdata *ndd);
> bool nd_label_free_slot(struct nvdimm_drvdata *ndd, u32 slot);
> u32 nd_label_nfree(struct nvdimm_drvdata *ndd);
> diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c
> index 55cfbf1e0a95..f180f0068c15 100644
> --- a/drivers/nvdimm/namespace_devs.c
> +++ b/drivers/nvdimm/namespace_devs.c
> @@ -1009,15 +1009,15 @@ static int namespace_update_uuid(struct nd_region *nd_region,
>
> mutex_lock(&nd_mapping->lock);
> list_for_each_entry(label_ent, &nd_mapping->labels, list) {
> - struct nd_namespace_label *nd_label = label_ent->label;
> + struct nd_lsa_label *nd_label = label_ent->label;
> struct nd_label_id label_id;
> uuid_t uuid;
>
> if (!nd_label)
> continue;
> - nsl_get_uuid(ndd, nd_label, &uuid);
> + nsl_get_uuid(ndd, &nd_label->ns_label, &uuid);
> nd_label_gen_id(&label_id, &uuid,
> - nsl_get_flags(ndd, nd_label));
> + nsl_get_flags(ndd, &nd_label->ns_label));
> if (strcmp(old_label_id.id, label_id.id) == 0)
> set_bit(ND_LABEL_REAP, &label_ent->flags);
> }
> @@ -1562,7 +1562,7 @@ static struct device **create_namespace_io(struct nd_region *nd_region)
> static bool has_uuid_at_pos(struct nd_region *nd_region, const uuid_t *uuid,
> u64 cookie, u16 pos)
> {
> - struct nd_namespace_label *found = NULL;
> + struct nd_lsa_label *found = NULL;
> int i;
>
> for (i = 0; i < nd_region->ndr_mappings; i++) {
> @@ -1573,20 +1573,21 @@ static bool has_uuid_at_pos(struct nd_region *nd_region, const uuid_t *uuid,
> bool found_uuid = false;
>
> list_for_each_entry(label_ent, &nd_mapping->labels, list) {
> - struct nd_namespace_label *nd_label = label_ent->label;
> + struct nd_lsa_label *nd_label = label_ent->label;
> u16 position;
>
> if (!nd_label)
> continue;
> - position = nsl_get_position(ndd, nd_label);
> + position = nsl_get_position(ndd, &nd_label->ns_label);
>
> - if (!nsl_validate_isetcookie(ndd, nd_label, cookie))
> + if (!nsl_validate_isetcookie(ndd, &nd_label->ns_label,
> + cookie))
> continue;
>
> - if (!nsl_uuid_equal(ndd, nd_label, uuid))
> + if (!nsl_uuid_equal(ndd, &nd_label->ns_label, uuid))
> continue;
>
> - if (!nsl_validate_type_guid(ndd, nd_label,
> + if (!nsl_validate_type_guid(ndd, &nd_label->ns_label,
> &nd_set->type_guid))
> continue;
>
> @@ -1595,7 +1596,8 @@ static bool has_uuid_at_pos(struct nd_region *nd_region, const uuid_t *uuid,
> return false;
> }
> found_uuid = true;
> - if (!nsl_validate_nlabel(nd_region, ndd, nd_label))
> + if (!nsl_validate_nlabel(nd_region,
> + ndd, &nd_label->ns_label))
> continue;
> if (position != pos)
> continue;
> @@ -1615,7 +1617,7 @@ static int select_pmem_id(struct nd_region *nd_region, const uuid_t *pmem_id)
> for (i = 0; i < nd_region->ndr_mappings; i++) {
> struct nd_mapping *nd_mapping = &nd_region->mapping[i];
> struct nvdimm_drvdata *ndd = to_ndd(nd_mapping);
> - struct nd_namespace_label *nd_label = NULL;
> + struct nd_lsa_label *nd_label = NULL;
> u64 hw_start, hw_end, pmem_start, pmem_end;
> struct nd_label_ent *label_ent;
>
> @@ -1624,7 +1626,7 @@ static int select_pmem_id(struct nd_region *nd_region, const uuid_t *pmem_id)
> nd_label = label_ent->label;
> if (!nd_label)
> continue;
> - if (nsl_uuid_equal(ndd, nd_label, pmem_id))
> + if (nsl_uuid_equal(ndd, &nd_label->ns_label, pmem_id))
> break;
> nd_label = NULL;
> }
> @@ -1640,15 +1642,15 @@ static int select_pmem_id(struct nd_region *nd_region, const uuid_t *pmem_id)
> */
> hw_start = nd_mapping->start;
> hw_end = hw_start + nd_mapping->size;
> - pmem_start = nsl_get_dpa(ndd, nd_label);
> - pmem_end = pmem_start + nsl_get_rawsize(ndd, nd_label);
> + pmem_start = nsl_get_dpa(ndd, &nd_label->ns_label);
> + pmem_end = pmem_start + nsl_get_rawsize(ndd, &nd_label->ns_label);
> if (pmem_start >= hw_start && pmem_start < hw_end
> && pmem_end <= hw_end && pmem_end > hw_start)
> /* pass */;
> else {
> dev_dbg(&nd_region->dev, "%s invalid label for %pUb\n",
> dev_name(ndd->dev),
> - nsl_uuid_raw(ndd, nd_label));
> + nsl_uuid_raw(ndd, &nd_label->ns_label));
> return -EINVAL;
> }
>
> @@ -1668,7 +1670,7 @@ static int select_pmem_id(struct nd_region *nd_region, const uuid_t *pmem_id)
> */
> static struct device *create_namespace_pmem(struct nd_region *nd_region,
> struct nd_mapping *nd_mapping,
> - struct nd_namespace_label *nd_label)
> + struct nd_lsa_label *nd_label)
> {
> struct nvdimm_drvdata *ndd = to_ndd(nd_mapping);
> struct nd_namespace_index *nsindex =
> @@ -1689,14 +1691,14 @@ static struct device *create_namespace_pmem(struct nd_region *nd_region,
> return ERR_PTR(-ENXIO);
> }
>
> - if (!nsl_validate_isetcookie(ndd, nd_label, cookie)) {
> + if (!nsl_validate_isetcookie(ndd, &nd_label->ns_label, cookie)) {
> dev_dbg(&nd_region->dev, "invalid cookie in label: %pUb\n",
> - nsl_uuid_raw(ndd, nd_label));
> - if (!nsl_validate_isetcookie(ndd, nd_label, altcookie))
> + nsl_uuid_raw(ndd, &nd_label->ns_label));
> + if (!nsl_validate_isetcookie(ndd, &nd_label->ns_label, altcookie))
> return ERR_PTR(-EAGAIN);
>
> dev_dbg(&nd_region->dev, "valid altcookie in label: %pUb\n",
> - nsl_uuid_raw(ndd, nd_label));
> + nsl_uuid_raw(ndd, &nd_label->ns_label));
> }
>
> nspm = kzalloc(sizeof(*nspm), GFP_KERNEL);
> @@ -1712,7 +1714,7 @@ static struct device *create_namespace_pmem(struct nd_region *nd_region,
> res->flags = IORESOURCE_MEM;
>
> for (i = 0; i < nd_region->ndr_mappings; i++) {
> - nsl_get_uuid(ndd, nd_label, &uuid);
> + nsl_get_uuid(ndd, &nd_label->ns_label, &uuid);
> if (has_uuid_at_pos(nd_region, &uuid, cookie, i))
> continue;
> if (has_uuid_at_pos(nd_region, &uuid, altcookie, i))
> @@ -1729,7 +1731,7 @@ static struct device *create_namespace_pmem(struct nd_region *nd_region,
> * find a dimm with two instances of the same uuid.
> */
> dev_err(&nd_region->dev, "%s missing label for %pUb\n",
> - nvdimm_name(nvdimm), nsl_uuid_raw(ndd, nd_label));
> + nvdimm_name(nvdimm), nsl_uuid_raw(ndd, &nd_label->ns_label));
> rc = -EINVAL;
> goto err;
> }
> @@ -1739,14 +1741,14 @@ static struct device *create_namespace_pmem(struct nd_region *nd_region,
> * that position at labels[0], and NULL at labels[1]. In the process,
> * check that the namespace aligns with interleave-set.
> */
> - nsl_get_uuid(ndd, nd_label, &uuid);
> + nsl_get_uuid(ndd, &nd_label->ns_label, &uuid);
> rc = select_pmem_id(nd_region, &uuid);
> if (rc)
> goto err;
>
> /* Calculate total size and populate namespace properties from label0 */
> for (i = 0; i < nd_region->ndr_mappings; i++) {
> - struct nd_namespace_label *label0;
> + struct nd_lsa_label *label0;
> struct nvdimm_drvdata *ndd;
>
> nd_mapping = &nd_region->mapping[i];
> @@ -1760,17 +1762,17 @@ static struct device *create_namespace_pmem(struct nd_region *nd_region,
> }
>
> ndd = to_ndd(nd_mapping);
> - size += nsl_get_rawsize(ndd, label0);
> - if (nsl_get_position(ndd, label0) != 0)
> + size += nsl_get_rawsize(ndd, &label0->ns_label);
> + if (nsl_get_position(ndd, &label0->ns_label) != 0)
> continue;
> WARN_ON(nspm->alt_name || nspm->uuid);
> - nspm->alt_name = kmemdup(nsl_ref_name(ndd, label0),
> + nspm->alt_name = kmemdup(nsl_ref_name(ndd, &label0->ns_label),
> NSLABEL_NAME_LEN, GFP_KERNEL);
> - nsl_get_uuid(ndd, label0, &uuid);
> + nsl_get_uuid(ndd, &label0->ns_label, &uuid);
> nspm->uuid = kmemdup(&uuid, sizeof(uuid_t), GFP_KERNEL);
> - nspm->lbasize = nsl_get_lbasize(ndd, label0);
> + nspm->lbasize = nsl_get_lbasize(ndd, &label0->ns_label);
> nspm->nsio.common.claim_class =
> - nsl_get_claim_class(ndd, label0);
> + nsl_get_claim_class(ndd, &label0->ns_label);
> }
>
> if (!nspm->alt_name || !nspm->uuid) {
> @@ -1887,7 +1889,7 @@ void nd_region_create_btt_seed(struct nd_region *nd_region)
> }
>
> static int add_namespace_resource(struct nd_region *nd_region,
> - struct nd_namespace_label *nd_label, struct device **devs,
> + struct nd_lsa_label *nd_label, struct device **devs,
> int count)
> {
> struct nd_mapping *nd_mapping = &nd_region->mapping[0];
> @@ -1902,7 +1904,7 @@ static int add_namespace_resource(struct nd_region *nd_region,
> continue;
> }
>
> - if (!nsl_uuid_equal(ndd, nd_label, uuid))
> + if (!nsl_uuid_equal(ndd, &nd_label->ns_label, uuid))
> continue;
> dev_err(&nd_region->dev,
> "error: conflicting extents for uuid: %pUb\n", uuid);
> @@ -1943,15 +1945,15 @@ static struct device **scan_labels(struct nd_region *nd_region)
>
> /* "safe" because create_namespace_pmem() might list_move() label_ent */
> list_for_each_entry_safe(label_ent, e, &nd_mapping->labels, list) {
> - struct nd_namespace_label *nd_label = label_ent->label;
> + struct nd_lsa_label *nd_label = label_ent->label;
> struct device **__devs;
>
> if (!nd_label)
> continue;
>
> /* skip labels that describe extents outside of the region */
> - if (nsl_get_dpa(ndd, nd_label) < nd_mapping->start ||
> - nsl_get_dpa(ndd, nd_label) > map_end)
> + if (nsl_get_dpa(ndd, &nd_label->ns_label) < nd_mapping->start ||
> + nsl_get_dpa(ndd, &nd_label->ns_label) > map_end)
> continue;
>
> i = add_namespace_resource(nd_region, nd_label, devs, count);
> @@ -2122,7 +2124,7 @@ static int init_active_labels(struct nd_region *nd_region)
> if (!count)
> continue;
> for (j = 0; j < count; j++) {
> - struct nd_namespace_label *label;
> + struct nd_lsa_label *label;
>
> label_ent = kzalloc(sizeof(*label_ent), GFP_KERNEL);
> if (!label_ent)
> diff --git a/drivers/nvdimm/nd.h b/drivers/nvdimm/nd.h
> index 304f0e9904f1..2ead96ac598b 100644
> --- a/drivers/nvdimm/nd.h
> +++ b/drivers/nvdimm/nd.h
> @@ -376,7 +376,7 @@ enum nd_label_flags {
> struct nd_label_ent {
> struct list_head list;
> unsigned long flags;
> - struct nd_namespace_label *label;
> + struct nd_lsa_label *label;
> };
>
> enum nd_mapping_lock_class {
> --
> 2.34.1
>
>

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