documented extra alignment

diff --git a/lib/accelerated/intel/aes-x86.h b/lib/accelerated/intel/aes-x86.h
index 2cbf07bcca78795cecd5b33c3e6a94a919938bfa..1fab36404f85ffc95841e58294bd709291e45ddc 100644 (file)
--- a/lib/accelerated/intel/aes-x86.h
+++ b/lib/accelerated/intel/aes-x86.h
@@ -9,6 +9,9 @@ void register_x86_crypto (void);
 #define AES_MAXNR 14
 typedef struct
 {
+  /* We add few more integers to allow alignment 
+   * on a 16-byte boundary.
+   */
   uint32_t rd_key[4 * (AES_MAXNR + 1)+AES_KEY_ALIGN_SIZE];
 } AES_KEY;