Re: [PATCH] Ramdisk ioctl bug fix, kernel 2.4.14

[Alan Cox]

> Most disk devices can't change their size with a few commands as a ram disk can 
> as it's a physical constant.  Ram disks are virtual so their size is whatever 
> the user specifies, with a kernel configured upper limit.  I argue that the size 
> is the allocated amount, not the upper limit.

I think your problem is that you are querying the disk to ask it the file
system size ? If so you asked the wrong code