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Message-Id: <700072760.81750165203833.JavaMail.epsvc@epcpadp1new>
Date: Tue, 17 Jun 2025 18:09:26 +0530
From: Neeraj Kumar <s.neeraj@...sung.com>
To: dan.j.williams@...el.com, dave@...olabs.net,
jonathan.cameron@...wei.com, dave.jiang@...el.com,
alison.schofield@...el.com, vishal.l.verma@...el.com, ira.weiny@...el.com
Cc: a.manzanares@...sung.com, nifan.cxl@...il.com, anisa.su@...sung.com,
vishak.g@...sung.com, krish.reddy@...sung.com, arun.george@...sung.com,
alok.rathore@...sung.com, s.neeraj@...sung.com, neeraj.kernel@...il.com,
linux-kernel@...r.kernel.org, linux-cxl@...r.kernel.org,
nvdimm@...ts.linux.dev, gost.dev@...sung.com, cpgs@...sung.com
Subject: [RFC PATCH 02/20] nvdimm/label: Prep patch to accommodate cxl lsa
2.1 support
In order to accommodate cxl lsa 2.1 format region label, renamed
nd_namespace_label to nd_lsa_label.
No functional change introduced.
Signed-off-by: Neeraj Kumar <s.neeraj@...sung.com>
---
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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