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authorrwatson <rwatson@FreeBSD.org>2004-12-23 01:21:54 +0000
committerrwatson <rwatson@FreeBSD.org>2004-12-23 01:21:54 +0000
commitf55e651b2579de6eaec7f478f290b629bc305bc6 (patch)
treebaa9c0f3b484c7adb456df3b1444ffc23d0a64cb /sys/netinet/tcp_timer.c
parente1ce7eb9cea795b8384be1e1a2c734ccf13c26a1 (diff)
downloadFreeBSD-src-f55e651b2579de6eaec7f478f290b629bc305bc6.zip
FreeBSD-src-f55e651b2579de6eaec7f478f290b629bc305bc6.tar.gz
Remove an annotation of a minor race relating to the update of
multiple MIB entries using sysctl in short order, which might result in unexpected values for tcp_maxidle being generated by tcp_slowtimo. In practice, this will not happen, or at least, doesn't require an explicit comment. MFC after: 2 weeks
Diffstat (limited to 'sys/netinet/tcp_timer.c')
-rw-r--r--sys/netinet/tcp_timer.c7
1 files changed, 0 insertions, 7 deletions
diff --git a/sys/netinet/tcp_timer.c b/sys/netinet/tcp_timer.c
index 9daf437..80fd03c 100644
--- a/sys/netinet/tcp_timer.c
+++ b/sys/netinet/tcp_timer.c
@@ -131,13 +131,6 @@ void
tcp_slowtimo()
{
- /*
- * XXXRW: Note that there is a minor race issue associated with rapid
- * modification of the two components of tcp_maxidle. This could be
- * corrected by introducing sysctl handlers for those two fields,
- * sliding this update of tcp_maxidle under the tcbinfo lock, and
- * acquiring that lock in the handlers.
- */
tcp_maxidle = tcp_keepcnt * tcp_keepintvl;
INP_INFO_WLOCK(&tcbinfo);
(void) tcp_timer_2msl_tw(0);
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