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-rw-r--r--include/linux/nvme.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/nvme.h b/include/linux/nvme.h
index 655d194f8e72..edfebbce6745 100644
--- a/include/linux/nvme.h
+++ b/include/linux/nvme.h
@@ -1837,6 +1837,11 @@ enum {
NVME_AUTH_HASH_INVALID = 0xff,
};
+/* Maximum digest size for any NVME_AUTH_HASH_* value */
+enum {
+ NVME_AUTH_MAX_DIGEST_SIZE = 64,
+};
+
/* Defined Diffie-Hellman group identifiers for DH-HMAC-CHAP authentication */
enum {
NVME_AUTH_DHGROUP_NULL = 0x00,