[Unionfs] Device or resource busy

[Josef Sipek]

On Thu, Mar 23, 2006 at 01:23:24AM +0100, Sebastian Harl wrote:
> Hi there,
> 
> I'm using unionfs 1.1.3 with a 2.6.14.3 kernel (including the vserver patch).
> I did the following unionfs mount
> 
>   mount -t unionfs -o dirs=/path1/dir1,ro none /path2/dir2
> 
> After unmounting /path2/dir2, I tried to remove /path2/dir2 but I keep getting
> the following error message:
> 
>   rmdir: cannot remove directory `/path2/dir2': Device or resource busy
> 
> A while before that, I did an unionfs mount like the one above, did an umount
> after that and mounted it again - a couple of seconds (minutes?) after that I
> got a kernel oops.

I'm not sure I follow the sequence of events...you do:

	1) mount
	2) unmount
	3) rmdir (fails)
	...

Can you post the Oops here?

Thanks,
Jeff.