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authorNiels Provos <provos@cvs.openbsd.org>2002-01-15 16:59:09 +0000
committerNiels Provos <provos@cvs.openbsd.org>2002-01-15 16:59:09 +0000
commit5fe417eb8842b572cc9e0eda5307be6b7d1ff3d4 (patch)
treee512353ccd2abb64d348edad5409142f8d8ef0e9 /sys/netinet
parente07fc170a6888658267372d08d1a11076b151fa9 (diff)
change tcpcb allocation to pool
Diffstat (limited to 'sys/netinet')
-rw-r--r--sys/netinet/tcp_subr.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/sys/netinet/tcp_subr.c b/sys/netinet/tcp_subr.c
index d3a5aeeacbd..e70f4406909 100644
--- a/sys/netinet/tcp_subr.c
+++ b/sys/netinet/tcp_subr.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: tcp_subr.c,v 1.53 2002/01/14 03:11:55 provos Exp $ */
+/* $OpenBSD: tcp_subr.c,v 1.54 2002/01/15 16:59:08 provos Exp $ */
/* $NetBSD: tcp_subr.c,v 1.22 1996/02/13 23:44:00 christos Exp $ */
/*
@@ -143,6 +143,8 @@ int tcbhashsize = TCBHASHSIZE;
extern int ip6_defhlim;
#endif /* INET6 */
+struct pool tcpcb_pool;
+
struct tcpstat tcpstat; /* tcp statistics */
/*
@@ -154,6 +156,8 @@ tcp_init()
#ifdef TCP_COMPAT_42
tcp_iss = 1; /* wrong */
#endif /* TCP_COMPAT_42 */
+ pool_init(&tcpcb_pool, sizeof(struct tcpcb), 0, 0, 0, "tcpcbpl",
+ 0, NULL, NULL, M_PCB);
in_pcbinit(&tcbtable, tcbhashsize);
tcp_now = arc4random() / 2;
@@ -451,7 +455,7 @@ tcp_newtcpcb(struct inpcb *inp)
struct tcpcb *tp;
int i;
- tp = malloc(sizeof(*tp), M_PCB, M_NOWAIT);
+ tp = pool_get(&tcpcb_pool, PR_NOWAIT);
if (tp == NULL)
return ((struct tcpcb *)0);
bzero((char *) tp, sizeof(struct tcpcb));
@@ -682,7 +686,7 @@ tcp_close(tp)
#endif
if (tp->t_template)
(void) m_free(tp->t_template);
- free(tp, M_PCB);
+ pool_put(&tcpcb_pool, tp);
inp->inp_ppcb = 0;
soisdisconnected(so);
in_pcbdetach(inp);