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-rw-r--r--include/linux/libnvdimm.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/libnvdimm.h b/include/linux/libnvdimm.h
index c74acfa1a3fe..4e5f578025c4 100644
--- a/include/linux/libnvdimm.h
+++ b/include/linux/libnvdimm.h
@@ -36,6 +36,9 @@ enum {
/* dimm supports namespace labels */
NDD_LABELING = 6,
+ /* dimm provider wants synchronous registration by __nvdimm_create() */
+ NDD_REGISTER_SYNC = 8,
+
/* need to set a limit somewhere, but yes, this is likely overkill */
ND_IOCTL_MAX_BUFLEN = SZ_4M,
ND_CMD_MAX_ELEM = 5,