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-rw-r--r--drivers/nvdimm/btt.c1
-rw-r--r--drivers/nvdimm/btt.h2
2 files changed, 3 insertions, 0 deletions
diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c
index 15d1b071746b..9c96530ea6d5 100644
--- a/drivers/nvdimm/btt.c
+++ b/drivers/nvdimm/btt.c
@@ -566,6 +566,7 @@ static struct arena_info *alloc_arena(struct btt *btt, size_t size,
if (!arena)
return NULL;
arena->nd_btt = btt->nd_btt;
+ arena->sector_size = btt->sector_size;
if (!size)
return arena;
diff --git a/drivers/nvdimm/btt.h b/drivers/nvdimm/btt.h
index 09fabf5a5590..2bc0d10b8438 100644
--- a/drivers/nvdimm/btt.h
+++ b/drivers/nvdimm/btt.h
@@ -108,6 +108,7 @@ struct aligned_lock {
* handle incoming writes.
* @version_major: Metadata layout version major.
* @version_minor: Metadata layout version minor.
+ * @sector_size: The Linux sector size - 512 or 4096
* @nextoff: Offset in bytes to the start of the next arena.
* @infooff: Offset in bytes to the info block of this arena.
* @dataoff: Offset in bytes to the data area of this arena.
@@ -135,6 +136,7 @@ struct arena_info {
u32 nfree;
u16 version_major;
u16 version_minor;
+ u32 sector_size;
/* Byte offsets to the different on-media structures */
u64 nextoff;
u64 infooff;

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