libnvdimm: add an atomic vs process context flag to rw_bytes

[karo-tx-linux.git] / drivers / nvdimm / nd.h

diff --git a/drivers/nvdimm/nd.h b/drivers/nvdimm/nd.h
index 77d032192bf7d6c11e97b9afb345272b1f3f50ff..03852d738eec14a39b5826472db732e11b791743 100644 (file)
--- a/drivers/nvdimm/nd.h
+++ b/drivers/nvdimm/nd.h
@@ -31,6 +31,7 @@ enum {
        ND_MAX_LANES = 256,
        SECTOR_SHIFT = 9,
        INT_LBASIZE_ALIGNMENT = 64,
+       NVDIMM_IO_ATOMIC = 1,
 };
 
 struct nd_poison {