Re: [Xen-devel] [PATCH v2] flask: change default state to enforcing

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Wed, Apr 06, 2016 at 03:35:59PM -0400, Daniel De Graaf wrote:
> The previous default of "permissive" is meant for developing or
> debugging a disaggregated system.  However, this default makes it too
> easy to accidentally boot a machine in this state, which does not place
> any restrictions on guests.  This is not suitable for normal systems
> because any guest can perform any operation (including operations like
> rebooting the machine, kexec, and reading or writing another domain's
> memory).
> 
> This change will cause the boot to fail if you do not specify an XSM
> policy during boot; if you need to load a policy from dom0, use the
> "flask=late" boot parameter.
> 
> Original patch by Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>; modified
> to also change the default value of flask_enforcing so that the policy
> is not still in permissive mode.  This also removes the (no longer
> documented) command line argument directly changing that variable since
> it has been superseded by the flask= parameter.
> 
> Signed-off-by: Daniel De Graaf <dgdegra@xxxxxxxxxxxxx>

Reviewed and applied.

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