Ram-Plus implementation from Galaxy Fold 3 (SM-F926N)

fstab.ramplus

### /vendor/etc/fstab.ramplus
# Android fstab file.
#<src>                  <mnt_point>         <type>    <mnt_flags and options>                               <fs_mgr_flags>
# The filesystem that contains the filesystem checker binary (typically /system) cannot
# specify MF_CHECK, and must come before any filesystems that do specify MF_CHECK

# SWAP
/dev/block/zram0                                   none                swap      defaults                                              zramsize=2147483648,auto_configure

init.ramplus.rc

### /vendor/etc/init/init.ramplus.rc
# KERNEL CORE MEMORY
on property:sys.boot_completed=1
    swapon_all /vendor/etc/fstab.ramplus