filesystems: revert removable partitions check using udisks because...

filesystems: revert removable partitions check using udisks because unavailable because is relies on dbus which is started after postplug; filter blkid output with /dev/sd to prevent other kind of devices to be checked

postplug.d/10filesystems

@@ -161,7 +161,7 @@ let "swapon = 0"
 [[ "$FS_PARTS_MOUNT"  = "yes" ]] && AUTO_ADD="" || AUTO_ADD="noauto,"
 
 [[ "$FS_PARTS_UPDATE" = no && "$FS_SWAP_UPDATE" = no ]] ||
-blkid | while read line; do
+blkid | grep /dev/sd | while read line; do
 
    unset dev uuid devline devfstype TYPE UUID LABEL
    dev=${line/:*}
@@ -173,7 +173,8 @@ blkid | while read line; do
    [ "$label" ] || label="disk"
    if [ -e $dev ]; then
       # skip removable partitions
-      [ "`udisks --show-info $dev | grep 'system internal:[[:space:]]*0$'`" ] && {
+      [ "`cat /sys/block/${dev:5:3}/removable 2>/dev/null`" = "1" \
+        -a ! -e /sys/block/${dev:5:3}/device/unload_heads ] && {
          [ "$DEBUG" ] && logmsg "$me" $"skipped device $dev ($uuid): removable"
 	 continue;
       }