Author: zec
Date: Sat Jul 16 19:11:45 2011
New Revision: 224107
URL: http://svn.freebsd.org/changeset/base/224107
Log:
Clear pending ifnet events, in an attempt at preventing
ng_ether_link_state() from being dispatched after we have
cleared our IFP2NG(ifp).
MFC after: 3 days
Modified:
head/sys/netgraph/ng_ether.c
Modified: head/sys/netgraph/ng_ether.c
==============================================================================
--- head/sys/netgraph/ng_ether.c Sat Jul 16 19:01:09 2011
(r224106)
+++ head/sys/netgraph/ng_ether.c Sat Jul 16 19:11:45 2011
(r224107)
@@ -55,6 +55,7 @@
#include <sys/proc.h>
#include <sys/syslog.h>
#include <sys/socket.h>
+#include <sys/taskqueue.h>
#include <net/if.h>
#include <net/if_dl.h>
@@ -336,6 +337,7 @@ ng_ether_detach(struct ifnet *ifp)
const node_p node = IFP2NG(ifp);
const priv_p priv = NG_NODE_PRIVATE(node);
+ taskqueue_drain(taskqueue_swi, &ifp->if_linktask);
NG_NODE_REALLY_DIE(node); /* Force real removal of node */
/*
* We can't assume the ifnet is still around when we run shutdown
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