--- /dev/null
+# UDISKS_FILESYSTEM_SHARED
+# ==1: mount filesystem to a shared directory (/media/VolumeName)
+# ==0: mount filesystem to a private directory (/run/media/$USER/VolumeName)
+# See udisks(8)
+ENV{ID_FS_USAGE}=="filesystem|other|crypto", ENV{UDISKS_FILESYSTEM_SHARED}="1"