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-rw-r--r--src/include/antirollback.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/include/antirollback.h b/src/include/antirollback.h
index f088ee2c53..889ba9a01f 100644
--- a/src/include/antirollback.h
+++ b/src/include/antirollback.h
@@ -17,8 +17,8 @@ enum vb2_pcr_digest;
/* TPM NVRAM location indices. */
#define FIRMWARE_NV_INDEX 0x1007
#define KERNEL_NV_INDEX 0x1008
-/* This is just an opaque space for backup purposes */
-#define BACKUP_NV_INDEX 0x1009
+/* 0x1009 used to be used as a backup space. Think of conflicts if you
+ * want to use 0x1009 for something else. */
/* Structure definitions for TPM spaces */