Root file system mounted read only on NFS with busybox-1.2.1

[Denis Vlasenko]

On Tuesday 10 October 2006 15:43, Kishore K wrote:
> Hi,
> When I am trying to mount root file system on NFS on MIPS malta board,
> busybox-1.2.1 mounts it as read only, whereas busybox-1.00 mounts it as rw
> file system. May I know, whether any specific configuration needs to be done
> for mounting root file system as rw with busybox-1.2.1.
> 
> Here is my /etc/inittab file
> 
> null::sysinit:/bin/mount -o remount,rw /
> null::sysinit:/bin/mount -t proc proc /proc
> null::sysinit:/bin/mount -a
> null::sysinit:/bin/hostname -F /etc/hostname
> null::sysinit:/sbin/ifconfig lo 127.0.0.1 up
> null::sysinit:/sbin/route add -net 127.0.0.0 netmask 255.0.0.0 lo

Yet another contrived init usage.
You can use init=/a/shell/script. But I digress.

> Here is the kernel boot log, which mounts file system as read write, but
> busybox remounts it as readonly.
> 
> 
> VFS: Mounted root (nfs filesystem).
> Freeing prom memory: 956kb freed
> Freeing unused kernel memory: 112k freed
> Algorithmics/MIPS FPU Emulator v1.5

This was the end of kernel init...

> Initializing random number generator... read-only file system
> detected...done

Where these messages come from? I don't see anything
remotely related in /etc/inittab.
--
vda