From: Erik van der Kouwe <erik@minix3.org>
Date: Thu, 24 Jun 2010 14:56:03 +0000 (+0000)
Subject: Extra sync to reduce damage of failing shutdowns
X-Git-Tag: v3.1.8~360
X-Git-Url: http://zhaoyanbai.com/repos/cppcheck.log?a=commitdiff_plain;h=60112372329b690818031a705c8814b6da98adab;p=minix.git

Extra sync to reduce damage of failing shutdowns
---

diff --git a/commands/reboot/halt.c b/commands/reboot/halt.c
index 8cc385d81..e7bd7808b 100644
--- a/commands/reboot/halt.c
+++ b/commands/reboot/halt.c
@@ -118,6 +118,9 @@ char **argv;
   /* Tell init to stop spawning getty's. */
   kill(1, SIGTERM);
 
+  /* Extra sync for the case where SIGTERM causes deadlock */
+  sync();
+
   /* Give everybody a chance to die peacefully. */
   printf("Sending SIGTERM to all processes ...\n");
   kill(-1, SIGTERM);