Update zfs.gentoo/zfs.lsb init script

* Update paths to zpool/zfs tools,
* Log less for non-error conditions,
* Don't be fatal if umount fails at shutdown -- final init remount
  will take care of it if /usr or / are in use

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>

etc/init.d/zfs.gentoo

@@ -5,21 +5,19 @@
 
 depend()
 {
-	before net
+	# bootmisc will log to /var which may be a different zfs than root.
+	before net bootmisc
 	after udev localmount
 	keyword -lxc -openvz -prefix -vserver
 }
 
 CACHEFILE=/etc/zfs/zpool.cache
-ZPOOL=/usr/sbin/zpool
-ZFS=/usr/sbin/zfs
+ZPOOL=/sbin/zpool
+ZFS=/sbin/zfs
 ZFS_MODULE=zfs
 
 checksystem() {
-	if [ -c /dev/zfs ]; then
-		einfo "ZFS modules already loaded"
-		return 0
-	else
+	if [ ! -c /dev/zfs ]; then
 		einfo "Checking if ZFS modules present"
 		if [ "x$(modprobe -l  $ZFS_MODULE | grep $ZFS_MODULE)" == "x" ]; then
 			eerror "$ZFS_MODULE not found. Is the ZFS package installed?"
@@ -89,10 +87,12 @@ stop()
 	$ZFS umount -a
 	rv=$?
 	if [ $rv -ne 0 ]; then
-		eerror "Failed to umount ZFS filesystems."
+		einfo "Some ZFS filesystems not unmounted"
 	fi
 
-	eend $rv
+	# Don't fail if we couldn't umount everything.  /usr might be in use.
+	eend 0
+	return 0
 }
 
 status()

etc/init.d/zfs.lsb

@@ -32,8 +32,8 @@ RETVAL=0
 
 LOCKFILE=/var/lock/zfs
 CACHEFILE=/etc/zfs/zpool.cache
-ZPOOL=/usr/sbin/zpool
-ZFS=/usr/sbin/zfs
+ZPOOL=/sbin/zpool
+ZFS=/sbin/zfs
 
 [ -x $ZPOOL ] || exit 1
 [ -x $ZFS ] || exit 2