On Tue, 18 Mar 2008, Miklos Szeredi wrote:

quoted text
> > We might need a user_mount hook which is called once the core kernel code 
> > determines that it is a a valid unprivileged mount (although the sb_mount 
> > hook will already have been called, IIUC).
> 
> Does the order matter between core code's and the security module's
> permission checks?

Yes, the model is DAC before MAC.

quoted text
>  If it does, the cleanest would be to just move the
> core checks before the sb_mount hook, no?

Correct.

-- 
James Morris
<jmorris@namei.org>
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