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author | ps <ps@FreeBSD.org> | 2006-04-21 09:25:40 +0000 |
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committer | ps <ps@FreeBSD.org> | 2006-04-21 09:25:40 +0000 |
commit | 10b2fe8deaf19b4c81cb9088e607c6b818b49a2b (patch) | |
tree | 104c2b8ecefe4f49f0608012d591ed6bc153383e /sys/netinet/tcp_reass.c | |
parent | 71dd15704489306788703f67dac59f4814c34efe (diff) | |
download | FreeBSD-src-10b2fe8deaf19b4c81cb9088e607c6b818b49a2b.zip FreeBSD-src-10b2fe8deaf19b4c81cb9088e607c6b818b49a2b.tar.gz |
Allow for nmbclusters and maxsockets to be increased via sysctl.
An eventhandler is used to update all the various zones that depend
on these values.
Diffstat (limited to 'sys/netinet/tcp_reass.c')
-rw-r--r-- | sys/netinet/tcp_reass.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/sys/netinet/tcp_reass.c b/sys/netinet/tcp_reass.c index c31892c..90957ce 100644 --- a/sys/netinet/tcp_reass.c +++ b/sys/netinet/tcp_reass.c @@ -202,6 +202,14 @@ do { \ (tcp_delack_enabled || (tp->t_flags & TF_NEEDSYN))) /* Initialize TCP reassembly queue */ +static void +tcp_reass_zone_change(void *tag) +{ + + tcp_reass_maxseg = nmbclusters / 16; + uma_zone_set_max(tcp_reass_zone, tcp_reass_maxseg); +} + uma_zone_t tcp_reass_zone; void tcp_reass_init() @@ -212,6 +220,8 @@ tcp_reass_init() tcp_reass_zone = uma_zcreate("tcpreass", sizeof (struct tseg_qent), NULL, NULL, NULL, NULL, UMA_ALIGN_PTR, UMA_ZONE_NOFREE); uma_zone_set_max(tcp_reass_zone, tcp_reass_maxseg); + EVENTHANDLER_REGISTER(nmbclusters_change, + tcp_reass_zone_change, NULL, EVENTHANDLER_PRI_ANY); } static int |