summaryrefslogtreecommitdiffstats
path: root/drivers/nvdimm/btt.h
diff options
context:
space:
mode:
authorVishal Verma2017-08-31 03:36:01 +0200
committerDan Williams2017-09-01 00:05:10 +0200
commit75892004508260df72ed3d319f10d2acd516220e (patch)
tree773a223d84c3b39c6440b030f56597e95f96842c /drivers/nvdimm/btt.h
parentlibnvdimm, btt: ensure that flags were also unchanged during a map_read (diff)
downloadkernel-qcow2-linux-75892004508260df72ed3d319f10d2acd516220e.tar.gz
kernel-qcow2-linux-75892004508260df72ed3d319f10d2acd516220e.tar.xz
kernel-qcow2-linux-75892004508260df72ed3d319f10d2acd516220e.zip
libnvdimm, btt: cache sector_size in arena_info
In preparation for the error clearing rework, add sector_size in the arena_info struct. Signed-off-by: Vishal Verma <vishal.l.verma@intel.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/nvdimm/btt.h')
-rw-r--r--drivers/nvdimm/btt.h2
1 files changed, 2 insertions, 0 deletions
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;