$ ls -l /dev/block/platform/msm_sdcc.1/by-name
lrwxrwxrwx root     root              1969-12-31 23:15 aboot -> /dev/block/mmcblk0p5
lrwxrwxrwx root     root              1969-12-31 23:15 backup -> /dev/block/mmcblk0p20
lrwxrwxrwx root     root              1969-12-31 23:15 boot -> /dev/block/mmcblk0p7
lrwxrwxrwx root     root              1969-12-31 23:15 cache -> /dev/block/mmcblk0p17
lrwxrwxrwx root     root              1969-12-31 23:15 efs -> /dev/block/mmcblk0p11
lrwxrwxrwx root     root              1969-12-31 23:15 fota -> /dev/block/mmcblk0p19
lrwxrwxrwx root     root              1969-12-31 23:15 fsg -> /dev/block/mmcblk0p21
lrwxrwxrwx root     root              1969-12-31 23:15 grow -> /dev/block/mmcblk0p23
lrwxrwxrwx root     root              1969-12-31 23:15 modem -> /dev/block/mmcblk0p1
lrwxrwxrwx root     root              1969-12-31 23:15 modemst1 -> /dev/block/mmcblk0p12
lrwxrwxrwx root     root              1969-12-31 23:15 modemst2 -> /dev/block/mmcblk0p13
lrwxrwxrwx root     root              1969-12-31 23:15 pad -> /dev/block/mmcblk0p9
lrwxrwxrwx root     root              1969-12-31 23:15 param -> /dev/block/mmcblk0p10
lrwxrwxrwx root     root              1969-12-31 23:15 persist -> /dev/block/mmcblk0p16
lrwxrwxrwx root     root              1969-12-31 23:15 recovery -> /dev/block/mmcblk0p18
lrwxrwxrwx root     root              1969-12-31 23:15 rpm -> /dev/block/mmcblk0p6
lrwxrwxrwx root     root              1969-12-31 23:15 sbl1 -> /dev/block/mmcblk0p2
lrwxrwxrwx root     root              1969-12-31 23:15 sbl2 -> /dev/block/mmcblk0p3
lrwxrwxrwx root     root              1969-12-31 23:15 sbl3 -> /dev/block/mmcblk0p4
lrwxrwxrwx root     root              1969-12-31 23:15 ssd -> /dev/block/mmcblk0p22
lrwxrwxrwx root     root              1969-12-31 23:15 system -> /dev/block/mmcblk0p14
lrwxrwxrwx root     root              1969-12-31 23:15 tz -> /dev/block/mmcblk0p8
lrwxrwxrwx root     root              1969-12-31 23:15 userdata -> /dev/block/mmcblk0p15