network: break udevsettle early

modules.d/95iscsi/iscsiroot

@@ -145,6 +145,12 @@ if [ -n "${root%%block:*}" ]; then
     printf 'SYMLINK=="disk/by-path/*-iscsi-*-%s", SYMLINK+="root"\n' $iscsi_lun >> /etc/udev/rules.d/99-iscsi-root.rules
 fi
 
+# inject new exit_if_exists
+echo 'settle_exit_if_exists="--exit-if-exists=/dev/root"; rm "$job"' > /initqueue/iscsi-settle.sh
+
+# force udevsettle to break
+> /initqueue/work
+
 iscsistart -i $iscsi_initiator -t $iscsi_target_name	\
     -g $iscsi_target_group -a $iscsi_target_ip	\
     -p $iscsi_target_port \

modules.d/95nbd/nbdroot

@@ -95,8 +95,8 @@ nbd-client $preopts "$nbdserver" "$nbdport" /dev/nbd0 $opts || exit 1
 # If we didn't get a root= on the command line, then we need to
 # add the udev rules for mounting the nbd0 device
 if [ ! -e /etc/udev/rules.d/99-mount.rules ]; then
-    echo '[ -e /dev/nbd0 ] && { ln -s /dev/nbd0 /dev/root 2>/dev/null; rm "$job"; }' \
-       >> /initqueue-settled/nbd.sh
+    echo 'settle_exit_if_exists="--exit-if-exists=/dev/nbd0"; [ -e /dev/nbd0 ] && { ln -s /dev/nbd0 /dev/root 2>/dev/null; rm "$job"; }' \
+       >> /initqueue/nbd.sh
 
     echo '[ -e /dev/root ]' > /initqueue-finished/nbd.sh
 
@@ -107,4 +107,6 @@ fi
 
 # NBD doesn't emit uevents when it gets connected, so kick it
 echo change > /sys/block/nbd0/uevent
+# force udevsettle to break
+> /initqueue/work
 exit 0

modules.d/95nfs/nfsroot

@@ -155,3 +155,10 @@ else
     mount -t nfs -o$options${options:+,}nolock $server:$path $NEWROOT \
 	&& { [ -e /dev/root ] || >/dev/root ; }
 fi
+
+# inject new exit_if_exists
+echo 'settle_exit_if_exists="--exit-if-exists=/dev/root"; rm "$job"' > /initqueue/nfs.sh
+# force udevsettle to break
+> /initqueue/work
+
+