Hi Bjorn, All,
Thank you so much for your helpful review and inputs.
On Mon, Jun 15, 2020 at 6:17 PM Rajat Jain wrote:
>
> This is needed to allow the userspace to determine when an untrusted
> device has been added, and thus allowing it to bind the driver manually
> to it, if it so wishes. This
On Thu, Jun 18, 2020 at 10:23:38AM -0700, Rajat Jain wrote:
> Thanks Greg and Andy for your continued inputs, and thanks Ashok for chiming
> in.
>
> On Thu, Jun 18, 2020 at 9:23 AM Raj, Ashok wrote:
> >
> > Hi Greg,
> >
> >
> > On Thu, Jun 18, 2020 at 06:02:12PM +0200, Greg Kroah-Hartman wrote:
Thanks Greg and Andy for your continued inputs, and thanks Ashok for chiming in.
On Thu, Jun 18, 2020 at 9:23 AM Raj, Ashok wrote:
>
> Hi Greg,
>
>
> On Thu, Jun 18, 2020 at 06:02:12PM +0200, Greg Kroah-Hartman wrote:
> > On Thu, Jun 18, 2020 at 08:03:49AM -0700, Rajat Jain wrote:
> > > Hello,
>
Hi Greg,
On Thu, Jun 18, 2020 at 06:02:12PM +0200, Greg Kroah-Hartman wrote:
> On Thu, Jun 18, 2020 at 08:03:49AM -0700, Rajat Jain wrote:
> > Hello,
> >
> > On Thu, Jun 18, 2020 at 2:14 AM Andy Shevchenko
> > wrote:
> > >
> > > On Thu, Jun 18, 2020 at 11:36 AM Greg Kroah-Hartman
> > > wrote:
On Thu, Jun 18, 2020 at 08:03:49AM -0700, Rajat Jain wrote:
> Hello,
>
> On Thu, Jun 18, 2020 at 2:14 AM Andy Shevchenko
> wrote:
> >
> > On Thu, Jun 18, 2020 at 11:36 AM Greg Kroah-Hartman
> > wrote:
> > >
> > > On Thu, Jun 18, 2020 at 11:12:56AM +0300, Andy Shevchenko wrote:
> > > > On Wed, Ju
On Thu, Jun 18, 2020 at 6:04 PM Rajat Jain wrote:
> On Thu, Jun 18, 2020 at 2:14 AM Andy Shevchenko
> wrote:
...
> To clarify, the attribute exposed by the firmware today is
> "ExternalFacingPort" and "external-facing" respectively:
>
> 617654aae50e ("PCI / ACPI: Identify untrusted PCI devices"
Hello,
On Thu, Jun 18, 2020 at 2:14 AM Andy Shevchenko
wrote:
>
> On Thu, Jun 18, 2020 at 11:36 AM Greg Kroah-Hartman
> wrote:
> >
> > On Thu, Jun 18, 2020 at 11:12:56AM +0300, Andy Shevchenko wrote:
> > > On Wed, Jun 17, 2020 at 10:56 PM Rajat Jain wrote:
> > > > On Wed, Jun 17, 2020 at 12:31
On Thu, Jun 18, 2020 at 12:14:41PM +0300, Andy Shevchenko wrote:
> On Thu, Jun 18, 2020 at 11:36 AM Greg Kroah-Hartman
> wrote:
> >
> > On Thu, Jun 18, 2020 at 11:12:56AM +0300, Andy Shevchenko wrote:
> > > On Wed, Jun 17, 2020 at 10:56 PM Rajat Jain wrote:
> > > > On Wed, Jun 17, 2020 at 12:31 A
On Thu, Jun 18, 2020 at 11:36 AM Greg Kroah-Hartman
wrote:
>
> On Thu, Jun 18, 2020 at 11:12:56AM +0300, Andy Shevchenko wrote:
> > On Wed, Jun 17, 2020 at 10:56 PM Rajat Jain wrote:
> > > On Wed, Jun 17, 2020 at 12:31 AM Christoph Hellwig
> > > wrote:
> >
> > ...
> >
> > > (and likely call it
On Thu, Jun 18, 2020 at 11:12:56AM +0300, Andy Shevchenko wrote:
> On Wed, Jun 17, 2020 at 10:56 PM Rajat Jain wrote:
> > On Wed, Jun 17, 2020 at 12:31 AM Christoph Hellwig
> > wrote:
>
> ...
>
> > (and likely call it "external" instead of "untrusted".
>
> Which is not okay. 'External' to wha
On Wed, Jun 17, 2020 at 10:56 PM Rajat Jain wrote:
> On Wed, Jun 17, 2020 at 12:31 AM Christoph Hellwig wrote:
...
> (and likely call it "external" instead of "untrusted".
Which is not okay. 'External' to what? 'untrusted' has been carefully
chosen by the meaning of it.
What external does mean
On Wed, Jun 17, 2020 at 12:53:03PM -0700, Rajat Jain wrote:
> Hi Greg, Christoph,
>
> On Wed, Jun 17, 2020 at 12:31 AM Christoph Hellwig wrote:
> >
> > On Tue, Jun 16, 2020 at 12:27:35PM -0700, Rajat Jain wrote:
> > > Need clarification. The flag "untrusted" is currently a part of
> > > pci_dev s
Hi Greg, Christoph,
On Wed, Jun 17, 2020 at 12:31 AM Christoph Hellwig wrote:
>
> On Tue, Jun 16, 2020 at 12:27:35PM -0700, Rajat Jain wrote:
> > Need clarification. The flag "untrusted" is currently a part of
> > pci_dev struct, and is populated within the PCI subsystem.
>
> Yes, and that is the
On Tue, Jun 16, 2020 at 12:27:35PM -0700, Rajat Jain wrote:
> Need clarification. The flag "untrusted" is currently a part of
> pci_dev struct, and is populated within the PCI subsystem.
Yes, and that is the problem.
>
> 1) Is your suggestion to move this flag as well as the attribute to
> devic
On Tue, Jun 16, 2020 at 12:32 AM Christoph Hellwig wrote:
>
> On Mon, Jun 15, 2020 at 06:17:42PM -0700, Rajat Jain via iommu wrote:
> > This is needed to allow the userspace to determine when an untrusted
> > device has been added, and thus allowing it to bind the driver manually
> > to it, if it
On Mon, Jun 15, 2020 at 06:17:42PM -0700, Rajat Jain via iommu wrote:
> This is needed to allow the userspace to determine when an untrusted
> device has been added, and thus allowing it to bind the driver manually
> to it, if it so wishes. This is being done as part of the approach
> discussed at
On Mon, Jun 15, 2020 at 06:17:42PM -0700, Rajat Jain wrote:
> This is needed to allow the userspace to determine when an untrusted
> device has been added, and thus allowing it to bind the driver manually
> to it, if it so wishes. This is being done as part of the approach
> discussed at https://lk
This is needed to allow the userspace to determine when an untrusted
device has been added, and thus allowing it to bind the driver manually
to it, if it so wishes. This is being done as part of the approach
discussed at https://lkml.org/lkml/2020/6/9/1331
Signed-off-by: Rajat Jain
---
drivers/p
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