linux-kernel - Re: [PATCH 1/4] s390/pci: stash version in the zpci

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Date:   Mon, 21 Sep 2020 17:49:51 +0200
From:   Cornelia Huck <cohuck@...hat.com>
To:     Matthew Rosato <mjrosato@...ux.ibm.com>
Cc:     alex.williamson@...hat.com, schnelle@...ux.ibm.com,
        pmorel@...ux.ibm.com, borntraeger@...ibm.com, hca@...ux.ibm.com,
        gor@...ux.ibm.com, gerald.schaefer@...ux.ibm.com,
        linux-s390@...r.kernel.org, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/4] s390/pci: stash version in the zpci_dev

On Mon, 21 Sep 2020 11:44:20 -0400
Matthew Rosato <mjrosato@...ux.ibm.com> wrote:

> On 9/21/20 11:01 AM, Cornelia Huck wrote:
> > On Sat, 19 Sep 2020 11:28:35 -0400
> > Matthew Rosato <mjrosato@...ux.ibm.com> wrote:
> >   
> >> In preparation for passing the info on to vfio-pci devices, stash the
> >> supported PCI version for the target device in the zpci_dev.  
> > 
> > Hm, what kind of version is that? The version of the zPCI interface?
> > 
> > Inquiring minds want to know :)
> >   
> 
> Ha :) It's related to PCI-SIG spec versions and which one the zPCI 
> facility supports for this device.

Thanks for the info :)

> 
> >>
> >> Signed-off-by: Matthew Rosato <mjrosato@...ux.ibm.com>
> >> ---
> >>   arch/s390/include/asm/pci.h | 1 +
> >>   arch/s390/pci/pci_clp.c     | 1 +
> >>   2 files changed, 2 insertions(+)  
> >   
> 

FWIW,

Acked-by: Cornelia Huck <cohuck@...hat.com>