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authorVishal Verma <vishal.l.verma@intel.com>2015-06-25 10:22:39 +0200
committerDan Williams <dan.j.williams@intel.com>2015-06-26 17:23:38 +0200
commitfcae695737fca0849c18db814d9d8de05c0fd2a2 (patch)
treed88f8a5edf637cf1013c764e14df8c97b4b77539 /drivers/nvdimm/nd.h
parentlibnvdimm, btt: add support for blk integrity (diff)
downloadlinux-fcae695737fca0849c18db814d9d8de05c0fd2a2.tar.xz
linux-fcae695737fca0849c18db814d9d8de05c0fd2a2.zip
libnvdimm, blk: add support for blk integrity
Support multiple block sizes (sector + metadata) for nd_blk in the same way as done for the BTT. Add the idea of an 'internal' lbasize, which is properly aligned and padded, and store metadata in this space. Signed-off-by: Vishal Verma <vishal.l.verma@linux.intel.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/nvdimm/nd.h')
-rw-r--r--drivers/nvdimm/nd.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/nvdimm/nd.h b/drivers/nvdimm/nd.h
index f4459faa456c..6f916b65b7d6 100644
--- a/drivers/nvdimm/nd.h
+++ b/drivers/nvdimm/nd.h
@@ -27,6 +27,7 @@ enum {
*/
ND_MAX_LANES = 256,
SECTOR_SHIFT = 9,
+ INT_LBASIZE_ALIGNMENT = 64,
};
struct nvdimm_drvdata {