dynsize fixes

initramfs/cleanup

@@ -70,6 +70,12 @@ if [ "$1" = "--init" ]; then
       umount -l $LINE
    done
 
+   # then free up loop mounts, backwards
+   tac /proc/mounts | grep loop | cut -d " " -f 2 | while read LINE; do
+      umount $LINE >/dev/console 2>&1
+      umount -l $LINE
+   done
+
    # and free up memory mounts, backwards
    tac /proc/mounts | grep memory | cut -d " " -f 2 | while read LINE; do
       umount $LINE >/dev/console 2>&1

livekitlib

@@ -339,16 +339,16 @@ persistent_changes()
       echo "Activating dynamic sized storage for persistent changes" >&2
       rm "$T1" "$T2" 2>/dev/null
       mount.dynsizefs "$CHANGES/changes.idx" "$CHANGES/changes.dat" "$2"
-      if [ "$(device_bestfs "$2/dynsize.fs")" = "" ]; then
-         mke2fs -b 4096 -F "$2/dynsize.fs" >/dev/null
+      if [ "$(device_bestfs "$2/dynsize.fs" | tr -d " ")" = "-t" ]; then
+         mke2fs -F "$2/dynsize.fs" >/dev/null
       fi
       mount -o loop "$2/dynsize.fs" "$2"
+      rmdir "$2/lost+found"
    else
       echo_green_star
       echo "Activating native persistent changes" >&2
       mount --bind "$CHANGES" "$2"
    fi
-
 }
 
 # Copy data to RAM if requested