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ifnet: Use if_link_state snapshot to invoke ifnet_link_event

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So that everyone in this task have consistent view of link state.

Reviewed by:	ae
MFC after:	1 week
Sponsored by:	Microsoft
Differential Revision:	https://reviews.freebsd.org/D8214
This commit is contained in:
Sepherosa Ziehau 2016-10-12 01:52:29 +00:00
parent 2a059700b6
commit 368bf0c2c6
1 changed files with 1 additions and 1 deletions
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2
sys/net/if.c
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@ -2206,7 +2206,7 @@ do_link_state_change(void *arg, int pending)
if (log_link_state_change) if (log_link_state_change)
log(LOG_NOTICE, "%s: link state changed to %s\n", ifp->if_xname, log(LOG_NOTICE, "%s: link state changed to %s\n", ifp->if_xname,
(link_state == LINK_STATE_UP) ? "UP" : "DOWN" ); (link_state == LINK_STATE_UP) ? "UP" : "DOWN" );
EVENTHANDLER_INVOKE(ifnet_link_event, ifp, ifp->if_link_state); EVENTHANDLER_INVOKE(ifnet_link_event, ifp, link_state);
CURVNET_RESTORE(); CURVNET_RESTORE();
} }