From a2c1e064c45f5126625121f58afa423e13c55efc Mon Sep 17 00:00:00 2001
From: "David S. Miller" <davem@sunset.davemloft.net>
Date: Wed, 29 Nov 2006 21:16:21 -0800
Subject: [PATCH] [SPARC64]: Run ctrl-alt-del action for sun4v powerdown
 request.

Signed-off-by: David S. Miller <davem@davemloft.net>
---
 arch/sparc64/kernel/traps.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c
index ec7a60142bec..ad67784292db 100644
--- a/arch/sparc64/kernel/traps.c
+++ b/arch/sparc64/kernel/traps.c
@@ -10,7 +10,7 @@
  */
 
 #include <linux/module.h>
-#include <linux/sched.h>  /* for jiffies */
+#include <linux/sched.h>
 #include <linux/kernel.h>
 #include <linux/kallsyms.h>
 #include <linux/signal.h>
@@ -1873,6 +1873,16 @@ void sun4v_resum_error(struct pt_regs *regs, unsigned long offset)
 
 	put_cpu();
 
+	if (ent->err_type == SUN4V_ERR_TYPE_WARNING_RES) {
+		/* If err_type is 0x4, it's a powerdown request.  Do
+		 * not do the usual resumable error log because that
+		 * makes it look like some abnormal error.
+		 */
+		printk(KERN_INFO "Power down request...\n");
+		kill_cad_pid(SIGINT, 1);
+		return;
+	}
+
 	sun4v_log_error(regs, &local_copy, cpu,
 			KERN_ERR "RESUMABLE ERROR",
 			&sun4v_resum_oflow_cnt);