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Make the default value of net.inet.ip.maxfragpackets and

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net.inet6.ip6.maxfragpackets dependent on nmbclusters,
defaulting to nmbclusters / 4

Reviewed by:	bde
MFC after:	1 week
This commit is contained in:
Jesper Skriver 2001-06-10 11:04:10 +00:00
parent 09f8f5b259
commit 96c2b04290
3 changed files with 6 additions and 3 deletions
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5
sys/netinet/ip_input.c
View File

@ -126,7 +126,7 @@ SYSCTL_INT(_net_inet_ip, IPCTL_KEEPFAITH, keepfaith, CTLFLAG_RW,
"Enable packet capture for FAITH IPv4->IPv6 translater daemon");
static int ip_nfragpackets = 0;
static int ip_maxfragpackets = 200;
static int ip_maxfragpackets; /* initialized in ip_init() */
SYSCTL_INT(_net_inet_ip, OID_AUTO, maxfragpackets, CTLFLAG_RW,
&ip_maxfragpackets, 0,
"Maximum number of IPv4 fragment reassembly queue entries");
@ -254,7 +254,8 @@ ip_init()
for (i = 0; i < IPREASS_NHASH; i++)
TAILQ_INIT(&ipq[i]);
maxnipq = nmbclusters/4;
maxnipq = nmbclusters / 4;
ip_maxfragpackets = nmbclusters / 4;
#ifndef RANDOM_IP_ID
ip_id = time_second & 0xffff;

2
sys/netinet6/frag6.c
View File

@ -81,6 +81,8 @@ frag6_init()
{
struct timeval tv;
ip6_maxfragpackets = nmbclusters / 4;
/*
* in many cases, random() here does NOT return random number
* as initialization during bootstrap time occur in fixed order.

2
sys/netinet6/in6_proto.c
View File

@ -286,7 +286,7 @@ int ip6_sendredirects = IPV6_SENDREDIRECTS;
int ip6_defhlim = IPV6_DEFHLIM;
int ip6_defmcasthlim = IPV6_DEFAULT_MULTICAST_HOPS;
int ip6_accept_rtadv = 0; /* "IPV6FORWARDING ? 0 : 1" is dangerous */
int ip6_maxfragpackets = 200;
int ip6_maxfragpackets; /* initialized in frag6.c:frag6_init() */
int ip6_log_interval = 5;
int ip6_hdrnestlimit = 50; /* appropriate? */
int ip6_dad_count = 1; /* DupAddrDetectionTransmits */