invertire memoria android

Salve, poichè ho gravi problemi di memoria con il mio netbook android wm-88880-mid volevo sapere come modificare il file vold.fstb (che allego) per invertire le memorie del dispositivo.
Grazie

## Vold 2.0 Generic fstab
## - San Mehat
##

#######################
## Regular device mount
##
## Format: dev_mount <label> <mount_point> <part> <sysfs_path1...>
## label - Label for the volume
## mount_point - Where the volume will be mounted
## part - Partition # (1 based), or 'auto' for first usable partition.
## <sysfs_path> - List of sysfs paths to source devices
######################

#wmt sd
dev_mount sdcard /storage/sdcard1 auto /devices/platform/sdmmc.0
#dev_mount sdcard /mnt/sdcard auto /devices/platform/sdmmc1.0
#dev_mount sdcard /mnt/sdcard auto /devices/platform/sdmmc2.0

#wmt usb
dev_mount udisk /storage/udisk auto /devices/pci0000:00/0000:00

#wmt localdisk
#dev_mount sdcard /sdcard auto /devices/virtual/block/loop0

## Example of a standard sdcard mount for the emulator / Dream
# Mounts the first usable partition of the specified device
#dev_mount sdcard /mnt/sdcard auto /devices/platform/goldfish_mmc.0 /devices/platform/msm_sdcc.2/mmc_host/mmc1

## Example of a dual card setup
# dev_mount left_sdcard /sdcard1 auto /devices/platform/goldfish_mmc.0 /devices/platform/msm_sdcc.2/mmc_host/mmc1
# dev_mount right_sdcard /sdcard2 auto /devices/platform/goldfish_mmc.1 /devices/platform/msm_sdcc.3/mmc_host/mmc1

## Example of specifying a specific partition for mounts
# dev_mount sdcard /sdcard 2 /devices/platform/goldfish_mmc.0 /devices/platform/msm_sdcc.2/mmc_host/mmc1