From 224a0025ee8f94ee90f64a8e67a9bd4510f60a8d Mon Sep 17 00:00:00 2001
From: Michael Kerrisk <mtk.manpages@gmail.com>
Date: Wed, 16 Aug 2017 02:39:07 +0200
Subject: [PATCH] netlink.7: Add a comment on 8192 buffer size in example code

Reported-by: Rick Jones <rick.jones2@hpe.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
---
 man7/netlink.7 | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/man7/netlink.7 b/man7/netlink.7
index 9993a5c96..a13987cac 100644
--- a/man7/netlink.7
+++ b/man7/netlink.7
@@ -533,7 +533,8 @@ And the last example is about reading netlink message.
 .in +4n
 .nf
 int len;
-char buf[8192];
+char buf[8192];     /* 8192 to avoid message truncation on
+                       platforms with page size > 4096 */
 struct iovec iov = { buf, sizeof(buf) };
 struct sockaddr_nl sa;
 struct msghdr msg;