summaryrefslogtreecommitdiffstats
path: root/sys/netinet/tcp_timewait.c
diff options
context:
space:
mode:
Diffstat (limited to 'sys/netinet/tcp_timewait.c')
-rw-r--r--sys/netinet/tcp_timewait.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/sys/netinet/tcp_timewait.c b/sys/netinet/tcp_timewait.c
index a6e6ab8..92da5c5 100644
--- a/sys/netinet/tcp_timewait.c
+++ b/sys/netinet/tcp_timewait.c
@@ -248,6 +248,15 @@ struct callout isn_callout;
/*
* TCP initialization.
*/
+static void
+tcp_zone_change(void *tag)
+{
+
+ uma_zone_set_max(tcbinfo.ipi_zone, maxsockets);
+ uma_zone_set_max(tcpcb_zone, maxsockets);
+ uma_zone_set_max(tcptw_zone, maxsockets / 5);
+}
+
void
tcp_init(void)
{
@@ -310,6 +319,8 @@ tcp_init(void)
SHUTDOWN_PRI_DEFAULT);
sack_hole_zone = uma_zcreate("sackhole", sizeof(struct sackhole),
NULL, NULL, NULL, NULL, UMA_ALIGN_PTR, UMA_ZONE_NOFREE);
+ EVENTHANDLER_REGISTER(maxsockets_change, tcp_zone_change, NULL,
+ EVENTHANDLER_PRI_ANY);
}
void
OpenPOWER on IntegriCloud