Author: n_hibma
Date: Thu May 12 19:42:13 2016
New Revision: 299559
URL: https://svnweb.freebsd.org/changeset/base/299559
Log:
Allow silencing of 'promiscuous mode enabled/disabled' messages.
PR: 166255
Submitted by: eugen.grosbein.net
Obtained from: eugen.grosbein.net
MFC after: 1 week
Modified:
head/sys/net/if.c
Modified: head/sys/net/if.c
==============================================================================
--- head/sys/net/if.c Thu May 12 19:40:47 2016 (r299558)
+++ head/sys/net/if.c Thu May 12 19:42:13 2016 (r299559)
@@ -112,6 +112,13 @@ SYSCTL_INT(_net_link, OID_AUTO, log_link
&log_link_state_change, 0,
"log interface link state change events");
+/* Log promiscuous mode change events */
+static int log_promisc_mode_change = 1;
+
+SYSCTL_INT(_net_link, OID_AUTO, log_promisc_mode_change, CTLFLAG_RW,
+ &log_promisc_mode_change, 1,
+ "log promiscuous mode change events");
+
/* Interface description */
static unsigned int ifdescr_maxlen = 1024;
SYSCTL_UINT(_net, OID_AUTO, ifdescr_maxlen, CTLFLAG_RW,
@@ -2326,9 +2333,11 @@ ifhwioctl(u_long cmd, struct ifnet *ifp,
ifp->if_flags |= IFF_PROMISC;
else if (ifp->if_pcount == 0)
ifp->if_flags &= ~IFF_PROMISC;
- log(LOG_INFO, "%s: permanently promiscuous mode %s\n",
- ifp->if_xname,
- (new_flags & IFF_PPROMISC) ? "enabled" :
"disabled");
+ if (log_promisc_mode_change)
+ log(LOG_INFO, "%s: permanently promiscuous
mode %s\n",
+ ifp->if_xname,
+ ((new_flags & IFF_PPROMISC) ?
+ "enabled" : "disabled"));
}
ifp->if_flags = (ifp->if_flags & IFF_CANTCHANGE) |
(new_flags &~ IFF_CANTCHANGE);
@@ -2813,7 +2822,8 @@ ifpromisc(struct ifnet *ifp, int pswitch
error = if_setflag(ifp, IFF_PROMISC, IFF_PPROMISC,
&ifp->if_pcount, pswitch);
/* If promiscuous mode status has changed, log a message */
- if (error == 0 && ((ifp->if_flags ^ oldflags) & IFF_PROMISC))
+ if (error == 0 && ((ifp->if_flags ^ oldflags) & IFF_PROMISC) &&
+ log_promisc_mode_change)
log(LOG_INFO, "%s: promiscuous mode %s\n",
ifp->if_xname,
(ifp->if_flags & IFF_PROMISC) ? "enabled" : "disabled");
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