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Open Source and information security mailing list archives
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Date: Fri, 6 May 2022 18:02:56 +0200
From: Christian Borntraeger <borntraeger@...ux.ibm.com>
To: Matthew Rosato <mjrosato@...ux.ibm.com>, linux-s390@...r.kernel.org
Cc: alex.williamson@...hat.com, cohuck@...hat.com,
schnelle@...ux.ibm.com, farman@...ux.ibm.com, pmorel@...ux.ibm.com,
hca@...ux.ibm.com, gor@...ux.ibm.com,
gerald.schaefer@...ux.ibm.com, agordeev@...ux.ibm.com,
svens@...ux.ibm.com, frankja@...ux.ibm.com, david@...hat.com,
imbrenda@...ux.ibm.com, vneethv@...ux.ibm.com,
oberpar@...ux.ibm.com, freude@...ux.ibm.com, thuth@...hat.com,
pasic@...ux.ibm.com, pbonzini@...hat.com, corbet@....net,
jgg@...dia.com, kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-doc@...r.kernel.org
Subject: Re: [PATCH v6 17/21] vfio-pci/zdev: add function handle to clp base
capability
Am 26.04.22 um 22:08 schrieb Matthew Rosato:
> The function handle is a system-wide unique identifier for a zPCI
> device. With zPCI instruction interpretation, the host will no
> longer be executing the zPCI instructions on behalf of the guest.
> As a result, the guest needs to use the real function handle in
> order for firmware to associate the instruction with the proper
> PCI function. Let's provide that handle to the guest.
>
> Reviewed-by: Pierre Morel <pmorel@...ux.ibm.com>
> Signed-off-by: Matthew Rosato <mjrosato@...ux.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@...ibm.com>
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