[linux-cifs-client] CIFS mount breaks when LinuxExtensionsEnabled == 0

[Jeff Layton]

On Fri, 01 Aug 2008 17:19:29 +1000
Adam Nielsen <adam.nielsen at uq.edu.au> wrote:

> Hi all,
> 
> I'm just setting up a new machine with a new kernel version (2.6.26) and 
> I just discovered that I can no longer disable the UNIX/POSIX extensions 
> properly.
> 
> If I mount a CIFS share normally all is fine, except nobody can access 
> the files because of the permissions.  But if I then "echo 0 > 
> /proc/fs/cifs/LinuxExtensionsEnabled" and remount the share to fix this, 
> it comes up empty, with "ls" reporting zero files.  If I enable the 
> extensions again and remount then all the files reappear.
> 
> I never had any troubles with this on the old machine, so something 
> must've changed between its ancient kernel version and 2.6.26.
> 
> Are other people able to successfully mount CIFS shares with the 
> extensions disabled and this kernel version?  Any other ideas what might 
> be causing this?
> 

I haven't seen this problem. What kind of server are you testing
against? Can you post the command you're using to mount (including
mount options, etc).

-- 
Jeff Layton <jlayton at redhat.com>