1 files changed, 30 insertions, 0 deletions
diff --git a/init.d/mtab.in b/init.d/mtab.in
new file mode 100644
index 00000000..a0f14b1e
--- /dev/null
+++ b/init.d/mtab.in
@@ -0,0 +1,30 @@
+#!@PREFIX@/sbin/runscript
+# Copyright 2007-2008 Roy Marples <roy@marples.name>
+# All rights reserved. Released under the 2-clause BSD license.
+
+description="Update /etc/mtab to match what the kernel knows about"
+
+depend()
+{
+	need root
+	keyword noprefix
+}
+
+start()
+{
+	ebegin "Updating /etc/mtab"
+	if ! echo 2>/dev/null >/etc/mtab; then
+		ewend 1 "/etc/mtab is not updateable"
+		return 0
+	fi
+
+	# With / as tmpfs we cannot umount -at tmpfs in localmount as that
+	# makes / readonly and dismounts all tmpfs even if in use which is
+	# not good. Luckily, umount uses /etc/mtab instead of /proc/mounts
+	# which allows this hack to work.
+	grep -v "^[^ ]* / tmpfs " /proc/mounts > /etc/mtab
+
+	# Remove stale backups
+	rm -f /etc/mtab~ /etc/mtab~~
+	eend 0
+}