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tcp: Move sysctl OIDs related to ECN to tcp_ecn.c

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Keep all ECN related code in (mostly) one place.

No functional change.

Event:			IETF 115 Hackathon
Reviewed By:		tuexen, #transport
Sponsored by:		NetApp, Inc.
Differential Revision:	https://reviews.freebsd.org/D37285
This commit is contained in:
Richard Scheffenegger 2022-11-06 12:36:55 +01:00
parent b1258b7643
commit 004bb636ca
2 changed files with 13 additions and 14 deletions
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13
sys/netinet/tcp_ecn.c
View File

@ -101,6 +101,19 @@ __FBSDID("$FreeBSD$");
#include <netinet/tcpip.h>
#include <netinet/tcp_ecn.h>
static SYSCTL_NODE(_net_inet_tcp, OID_AUTO, ecn,
CTLFLAG_RW | CTLFLAG_MPSAFE, 0,
"TCP ECN");
VNET_DEFINE(int, tcp_do_ecn) = 2;
SYSCTL_INT(_net_inet_tcp_ecn, OID_AUTO, enable,
CTLFLAG_VNET | CTLFLAG_RW, &VNET_NAME(tcp_do_ecn), 0,
"TCP ECN support");
VNET_DEFINE(int, tcp_ecn_maxretries) = 1;
SYSCTL_INT(_net_inet_tcp_ecn, OID_AUTO, maxretries,
CTLFLAG_VNET | CTLFLAG_RW, &VNET_NAME(tcp_ecn_maxretries), 0,
"Max retries before giving up on ECN");
/*
* Process incoming SYN,ACK packet

14
sys/netinet/tcp_input.c
View File

@ -204,20 +204,6 @@ SYSCTL_INT(_net_inet_tcp, OID_AUTO, abc_l_var, CTLFLAG_VNET | CTLFLAG_RW,
&VNET_NAME(tcp_abc_l_var), 2,
"Cap the max cwnd increment during slow-start to this number of segments");
static SYSCTL_NODE(_net_inet_tcp, OID_AUTO, ecn,
CTLFLAG_RW | CTLFLAG_MPSAFE, 0,
"TCP ECN");
VNET_DEFINE(int, tcp_do_ecn) = 2;
SYSCTL_INT(_net_inet_tcp_ecn, OID_AUTO, enable, CTLFLAG_VNET | CTLFLAG_RW,
&VNET_NAME(tcp_do_ecn), 0,
"TCP ECN support");
VNET_DEFINE(int, tcp_ecn_maxretries) = 1;
SYSCTL_INT(_net_inet_tcp_ecn, OID_AUTO, maxretries, CTLFLAG_VNET | CTLFLAG_RW,
&VNET_NAME(tcp_ecn_maxretries), 0,
"Max retries before giving up on ECN");
VNET_DEFINE(int, tcp_insecure_syn) = 0;
SYSCTL_INT(_net_inet_tcp, OID_AUTO, insecure_syn, CTLFLAG_VNET | CTLFLAG_RW,
&VNET_NAME(tcp_insecure_syn), 0,