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Update the comment and description of tcp_sendspace and tcp_recvspace

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to better reflect their purpose.
MFC after:	1 week
This commit is contained in:
Andre Oppermann 2011-10-16 13:54:46 +00:00
parent 3fa417554b
commit c8360ae220
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=226433
1 changed files with 4 additions and 5 deletions
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9
sys/netinet/tcp_usrreq.c
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@ -1498,16 +1498,15 @@ tcp_ctloutput(struct socket *so, struct sockopt *sopt)
#undef INP_WLOCK_RECHECK
/*
* tcp_sendspace and tcp_recvspace are the default send and receive window
* sizes, respectively. These are obsolescent (this information should
* be set by the route).
* Set the initial send and receive socket buffer sizes for
* newly created TCP sockets.
*/
u_long tcp_sendspace = 1024*32;
SYSCTL_ULONG(_net_inet_tcp, TCPCTL_SENDSPACE, sendspace, CTLFLAG_RW,
&tcp_sendspace , 0, "Maximum outgoing TCP datagram size");
&tcp_sendspace , 0, "Initial send socket buffer size");
u_long tcp_recvspace = 1024*64;
SYSCTL_ULONG(_net_inet_tcp, TCPCTL_RECVSPACE, recvspace, CTLFLAG_RW,
&tcp_recvspace , 0, "Maximum incoming TCP datagram size");
&tcp_recvspace , 0, "Initial receive socket buffer size");
/*
* Attach TCP protocol to socket, allocating