From abbeb75f29572218f47f791e6d7f645cc1adcdfc Mon Sep 17 00:00:00 2001
From: Kip Macy <kmacy@FreeBSD.org>
Date: Mon, 11 Dec 2006 04:50:25 +0000
Subject: [PATCH] make size of pad non-zero so that trap-tracing code doesn't
 overwrite the base of our stack

---
 sys/sun4v/include/pcpu.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/sun4v/include/pcpu.h b/sys/sun4v/include/pcpu.h
index f6c70ff9717..15819222fd4 100644
--- a/sys/sun4v/include/pcpu.h
+++ b/sys/sun4v/include/pcpu.h
@@ -77,7 +77,7 @@ struct pmap;
 	struct rwindow pc_tsbwbuf[2];                                   \
         uint64_t pc_caller;                                             \
         uint16_t pc_cpulist[MAXCPU];                                    \
-        uint64_t pad[0];
+        uint64_t pad[8];
 
 	/* XXX SUN4V_FIXME - as we access the *_ra and *_size fields in quick
 	 * succession we _really_ want them to be L1 cache line size aligned