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authorJoel Sherrill <joel.sherrill@OARcorp.com>2008-02-05 22:29:19 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>2008-02-05 22:29:19 +0000
commit5c62b53a647c42bf85db6f0a35ae95e974cd574a (patch)
treea326bc6a2b395ae0fb4343839ef453ab247333b2 /cpukit/libnetworking/netinet/tcp_usrreq.c
parent2008-02-05 Joel Sherrill <joel.sherrill@oarcorp.com> (diff)
downloadrtems-5c62b53a647c42bf85db6f0a35ae95e974cd574a.tar.bz2
2008-02-05 Joel Sherrill <joel.sherrill@oarcorp.com>
* libnetworking/kern/uipc_socket2.c, libnetworking/netinet/tcp_usrreq.c, libnetworking/netinet/udp_usrreq.c, libnetworking/rtems/rtems_bsdnet.h, libnetworking/rtems/rtems_glue.c: Add configuration parameters for network stack efficiency multiplier and default socket buffer sizes. Change default multiplier from 8 to 2 to match GNU/Linux. This has no impact on performance on the BSPs tested.
Diffstat (limited to 'cpukit/libnetworking/netinet/tcp_usrreq.c')
-rw-r--r--cpukit/libnetworking/netinet/tcp_usrreq.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/cpukit/libnetworking/netinet/tcp_usrreq.c b/cpukit/libnetworking/netinet/tcp_usrreq.c
index 8a99962a85..ba553d8b85 100644
--- a/cpukit/libnetworking/netinet/tcp_usrreq.c
+++ b/cpukit/libnetworking/netinet/tcp_usrreq.c
@@ -730,6 +730,19 @@ u_long tcp_recvspace = 1024*16;
SYSCTL_INT(_net_inet_tcp, TCPCTL_RECVSPACE, recvspace,
CTLFLAG_RW, &tcp_recvspace , 0, "");
+#if defined(__rtems__)
+ void rtems_set_tcp_buffer_sizes(
+ u_long sendspace,
+ u_long recvspace
+ )
+ {
+ if ( sendspace != 0 )
+ tcp_sendspace = sendspace;
+ if ( recvspace != 0 )
+ tcp_recvspace = recvspace;
+ }
+#endif
+
/*
* Attach TCP protocol to socket, allocating
* internet protocol control block, tcp control block,