From 2278f9927d4bda9fefe1911bca7448a949130652 Mon Sep 17 00:00:00 2001
From: "Bjoern A. Zeeb" <bz@FreeBSD.org>
Date: Wed, 18 Aug 2010 09:28:12 +0000
Subject: [PATCH] When calculating the expected memory size for userspace, also
 take the number of syncache entries into account for the surplus we add to
 account for a possible increase of records in the re-entry window.

Discussed with:		jhb, silby
MFC after:		1 week
---
 sys/netinet/tcp_subr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/netinet/tcp_subr.c b/sys/netinet/tcp_subr.c
index bfa3e663f00..f23a5404912 100644
--- a/sys/netinet/tcp_subr.c
+++ b/sys/netinet/tcp_subr.c
@@ -1022,7 +1022,7 @@ tcp_pcblist(SYSCTL_HANDLER_ARGS)
 	if (req->oldptr == NULL) {
 		m = syncache_pcbcount();
 		n = V_tcbinfo.ipi_count;
-		n += imax(n / 8, 10);
+		n += imax((m + n) / 8, 10);
 		req->oldidx = 2 * (sizeof xig) +
 		    (m + n) * sizeof(struct xtcpcb);
 		return (0);