D52421.1778513375.diff
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D52421.1778513375.diff
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	diff --git a/sys/geom/geom_event.c b/sys/geom/geom_event.c
	--- a/sys/geom/geom_event.c
	+++ b/sys/geom/geom_event.c
	@@ -347,6 +347,7 @@
	g_post_event_ep_va(g_event_t func, void arg, int wuflag,
	struct g_event *ep, va_list ap)
	{
	+ struct thread *td;
	void *p;
	u_int n;

	@@ -366,8 +367,12 @@
	TAILQ_INSERT_TAIL(&g_events, ep, events);
	mtx_unlock(&g_eventlock);
	wakeup(&g_wait_event);
	- curthread->td_pflags \|= TDP_GEOM;
	- ast_sched(curthread, TDA_GEOM);
	+
	+ td = curthread;
	+ if ((td->td_pflags & TDP_KTHREAD) == 0) {
	+ td->td_pflags \|= TDP_GEOM;
	+ ast_sched(td, TDA_GEOM);
	+ }
	}

	void
	diff --git a/sys/kern/kern_thr.c b/sys/kern/kern_thr.c
	--- a/sys/kern/kern_thr.c
	+++ b/sys/kern/kern_thr.c
	@@ -346,6 +346,17 @@

	p = td->td_proc;

	+ /*
	+ * Clear kernel ASTs in advance of selecting the last exiting
	+ * thread and collecting schedulers locks. It is fine to
	+ * clear that ASTs there even if we are not going to exit
	+ * after all. On the other hand, having them pending could
	+ * trigger that subsystems in the context that is not prepared
	+ * to handle top kernel actions, even in execution of an
	+ * unrelated thread.
	+ */
	+ ast_kclear(td);
	+
	/*
	* If all of the threads in a process call this routine to
	* exit (e.g. all threads call pthread_exit()), exactly one