[Galaxy S II Android Development] kris_l:
I've checked both roms 1st and 2nd and lib folders looks different

1st rom /lib/modules:

drwxr-xr-x 2 root root 220 Aug 3 01:23 .

drwxr-xr-x 4 root root 80 Aug 3 01:23 ..

-rwxr-xr-x 1 root root 39112 Aug 3 01:23 Si4709_driver.ko

-rwxr-xr-x 1 root root 256948 Aug 3 01:23 cifs.ko

-rwxr-xr-x 1 root root 597452 Aug 3 01:23 dhd.ko

-rwxr-xr-x 1 root root 50200 Aug 3 01:23 eds.ko

-rwxr-xr-x 1 root root 91876 Aug 3 01:23 exfat.ko

-rwxr-xr-x 1 root root 73516 Aug 3 01:23 ftdi_sio.ko

-rwxr-xr-x 1 root root 20200 Aug 3 01:23 pl2303.ko

-rwxr-xr-x 1 root root 2044 Aug 3 01:23 scsi_wait_scan.ko

-rwxr-xr-x 1 root root 40744 Aug 3 01:23 usbserial.ko

2nd rom /lib/modules

drwxr-xr-x 2 root root 340 Aug 3 15:27 .

drwxr-xr-x 4 root root 80 Aug 3 01:23 ..

lrwxrwxrwx 1 root root 36 Aug 3 15:27 Si4709_driver.ko -> /system/lib/modules/Si4709_driver.ko

lrwxrwxrwx 1 root root 34 Aug 3 15:27 auth_rpcgss.ko -> /system/lib/modules/auth_rpcgss.ko

lrwxrwxrwx 1 root root 27 Aug 3 15:27 cifs.ko -> /system/lib/modules/cifs.ko

lrwxrwxrwx 1 root root 26 Aug 3 15:27 dhd.ko -> /system/lib/modules/dhd.ko

lrwxrwxrwx 1 root root 26 Aug 3 15:27 eds.ko -> /system/lib/modules/eds.ko

lrwxrwxrwx 1 root root 28 Aug 3 15:27 exfat.ko -> /system/lib/modules/exfat.ko

lrwxrwxrwx 1 root root 31 Aug 3 15:27 ftdi_sio.ko -> /system/lib/modules/ftdi_sio.ko

lrwxrwxrwx 1 root root 28 Aug 3 15:27 lockd.ko -> /system/lib/modules/lockd.ko

lrwxrwxrwx 1 root root 34 Aug 3 15:27 modules.dep.bb -> /system/lib/modules/modules.dep.bb

lrwxrwxrwx 1 root root 26 Aug 3 15:27 nfs.ko -> /system/lib/modules/nfs.ko

lrwxrwxrwx 1 root root 29 Aug 3 15:27 pl2303.ko -> /system/lib/modules/pl2303.ko

lrwxrwxrwx 1 root root 38 Aug 3 15:27 rpcsec_gss_krb5.ko -> /system/lib/modules/rpcsec_gss_krb5.ko

lrwxrwxrwx 1 root root 37 Aug 3 15:27 scsi_wait_scan.ko -> /system/lib/modules/scsi_wait_scan.ko

lrwxrwxrwx 1 root root 29 Aug 3 15:27 sunrpc.ko -> /system/lib/modules/sunrpc.ko

lrwxrwxrwx 1 root root 32 Aug 3 15:27 usbserial.ko -> /system/lib/modules/usbserial.ko

1st rom /system/lib/modules

drwxr-xr-x 2 root root 4096 Aug 3 15:07 .

drwxr-xr-x 9 root root 8192 Aug 3 15:07 ..

-rw-r--r-- 1 root root 42996 Aug 1 2008 auth_rpcgss.ko

-rw-r--r-- 1 root root 113756 Aug 1 2008 lockd.ko

-rw-r--r-- 1 root root 377 Aug 3 15:07 modules.dep.bb

-rw-r--r-- 1 root root 473740 Aug 1 2008 nfs.ko

-rw-r--r-- 1 root root 37800 Aug 1 2008 rpcsec_gss_krb5.ko

-rw-r--r-- 1 root root 250304 Aug 1 2008 sunrpc.ko

2nd rom /system/lib/modules

drwxr-xr-x 2 root root 4096 Aug 3 15:27 .

drwxr-xr-x 9 root root 8192 Aug 3 15:27 ..

-rwxr-xr-x 1 root root 39112 Aug 3 01:23 Si4709_driver.ko

-rwxr-xr-x 1 root root 42996 Aug 1 2008 auth_rpcgss.ko

-rwxr-xr-x 1 root root 256948 Aug 3 01:23 cifs.ko

-rwxr-xr-x 1 root root 597452 Aug 3 01:23 dhd.ko

-rwxr-xr-x 1 root root 50200 Aug 3 01:23 eds.ko

-rwxr-xr-x 1 root root 91876 Aug 3 01:23 exfat.ko

-rwxr-xr-x 1 root root 73516 Aug 3 01:23 ftdi_sio.ko

-rwxr-xr-x 1 root root 113756 Aug 1 2008 lockd.ko

-rw-r--r-- 1 root root 31023 Aug 1 06:23 modules.dep.bb

-rwxr-xr-x 1 root root 473740 Aug 1 2008 nfs.ko

-rwxr-xr-x 1 root root 20200 Aug 3 01:23 pl2303.ko

-rwxr-xr-x 1 root root 37800 Aug 1 2008 rpcsec_gss_krb5.ko

-rwxr-xr-x 1 root root 2044 Aug 3 01:23 scsi_wait_scan.ko

-rwxr-xr-x 1 root root 250304 Aug 1 2008 sunrpc.ko

-rwxr-xr-x 1 root root 40744 Aug 3 01:23 usbserial.ko