Re: [PATCH v2] thunderbolt: Add support for de-authorizing devices

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On Wed, Jan 13, 2021 at 02:56:14PM +0200, Yehezkel Bernat wrote:
> On Wed, Jan 13, 2021 at 12:07 PM Mika Westerberg
> <mika.westerberg@xxxxxxxxxxxxxxx> wrote:
> >
> > In some cases it is useful to be able de-authorize devices. For example
> > if user logs out the userspace can have a policy that disconnects PCIe
> > devices until logged in again. This is only possible for software based
> > connection manager as it directly controls the tunnels.
> >
> > For this reason make the authorized attribute accept writing 0 which
> > makes the software connection manager to tear down the corresponding
> > PCIe tunnel. Userspace can check if this is supported by reading a new
> > domain attribute deauthorization, that holds 1 in that case.
> >
> > While there correct tb_domain_approve_switch() kernel-doc and
> > description of authorized attribute to mention that it is only about
> > PCIe tunnels.
> >
> > Cc: Christian Kellner <christian@xxxxxxxxxx>
> > Signed-off-by: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>
> > ---
> 
> Acked-by: Yehezkel Bernat <YehezkelShB@xxxxxxxxx>

Thanks!

Applied to thunderbolt.git/next.



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