From 78dee2638a0dc7d5972e8aaba99bdf3136ac6e15 Mon Sep 17 00:00:00 2001
From: John Baldwin <jhb@FreeBSD.org>
Date: Thu, 11 Jul 2002 22:13:33 +0000
Subject: [PATCH] thread_exit() requires PROC_LOCK to be held, so lock it.

---
 sys/sparc64/sparc64/trap.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/sparc64/sparc64/trap.c b/sys/sparc64/sparc64/trap.c
index 2fe9bb38fee..66fb1417830 100644
--- a/sys/sparc64/sparc64/trap.c
+++ b/sys/sparc64/sparc64/trap.c
@@ -192,8 +192,9 @@ trap(struct trapframe *tf)
 		if (td->td_ucred != p->p_ucred)
 			cred_update_thread(td);
 		if ((p->p_flag & P_WEXIT) && (p->p_singlethread != td)) {
+			PROC_LOCK(p);
 			mtx_lock_spin(&sched_lock);
-			thread_exit(); /* XXXKSE need proc lock? */
+			thread_exit();
 			/* NOTREACHED */
 		}
  	} else {
-- 
2.45.2