From eb27dfed7d6b2b2bb2016e985f10263110fc93e3 Mon Sep 17 00:00:00 2001
From: Sergey Matveev <stargrave@stargrave.org>
Date: Wed, 6 Jan 2021 21:15:17 +0300
Subject: [PATCH] Note about XDR inability to address >32-bit bytes

---
 doc/pkt.texi | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/doc/pkt.texi b/doc/pkt.texi
index f7bbe56..33c2f28 100644
--- a/doc/pkt.texi
+++ b/doc/pkt.texi
@@ -50,8 +50,9 @@ drive.
 
 Path has fixed size because of hiding its actual length -- it is
 valuable metadata. Payload is appended to the header -- it is not stored
-as XDR field, because most XDR libraries will store all that data in the
-memory.
+as XDR field, because XDR has no ability to pass more than 4 GiB of
+opaque data. Moreover most XDR libraries store fields in the memory in
+practice.
 
 Depending on the packet's type, payload could store:
 
-- 
2.44.0