[CRYPTO-LUKS v1 16/19] cryptodisk: Add a couple comments noting the usage of a couple fields in grub_cryptodisk_t as is done for grub_disk_t.

[Glenn Washburn]

Signed-off-by: Glenn Washburn <development@efficientek.com>
---
 include/grub/cryptodisk.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/grub/cryptodisk.h b/include/grub/cryptodisk.h
index f9e42796e..8d3284aad 100644
--- a/include/grub/cryptodisk.h
+++ b/include/grub/cryptodisk.h
@@ -66,9 +66,15 @@ struct grub_cryptodisk
   struct grub_cryptodisk **prev;
 
   char *source;
+
+  /* The offset number of sectors of the encrypt data on the underlying disk
+   * where sectors are the size of this cryptodisk.
+   */
   grub_disk_addr_t offset;
+  /* Total number of encrypted sectors of size (1<<log_sector_size) */
   grub_disk_addr_t total_sectors;
   grub_disk_t source_disk;
+
   int ref;
   grub_crypto_cipher_handle_t cipher;
   grub_crypto_cipher_handle_t secondary_cipher;
-- 
2.25.1