Notify user processes about interface's MTU change.
Reviewed by: wollman, freebsd-net
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d0cde06dd3
commit
48f71763a8
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=56517
@ -848,8 +848,10 @@ ifioctl(so, cmd, data, p)
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if (ifr->ifr_mtu < IF_MINMTU || ifr->ifr_mtu > IF_MAXMTU)
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return (EINVAL);
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error = (*ifp->if_ioctl)(ifp, cmd, data);
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if (error == 0)
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if (error == 0) {
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getmicrotime(&ifp->if_lastchange);
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rt_ifmsg(ifp);
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}
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/*
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* If the link MTU changed, do network layer specific procedure.
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*/
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