linux-kernel - Re: [RFC 05/19] s390/zcrypt: base implementation of AP matrix device driver

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Message-ID: <20171120181549.354ed0c4.cohuck@redhat.com>
Date:   Mon, 20 Nov 2017 18:15:49 +0100
From:   Cornelia Huck <cohuck@...hat.com>
To:     Tony Krowiak <akrowiak@...ux.vnet.ibm.com>
Cc:     Pierre Morel <pmorel@...ux.vnet.ibm.com>,
        linux-s390@...r.kernel.org, linux-kernel@...r.kernel.org,
        kvm@...r.kernel.org, freude@...ibm.com, schwidefsky@...ibm.com,
        heiko.carstens@...ibm.com, borntraeger@...ibm.com,
        kwankhede@...dia.com, bjsdjshi@...ux.vnet.ibm.com,
        pbonzini@...hat.com, alex.williamson@...hat.com,
        alifm@...ux.vnet.ibm.com, mjrosato@...ux.vnet.ibm.com,
        qemu-s390x@...gnu.org, jjherne@...ux.vnet.ibm.com,
        thuth@...hat.com, pasic@...ux.vnet.ibm.com
Subject: Re: [RFC 05/19] s390/zcrypt: base implementation of AP matrix
 device driver

On Fri, 17 Nov 2017 16:13:45 -0500
Tony Krowiak <akrowiak@...ux.vnet.ibm.com> wrote:

> On 11/16/2017 11:47 AM, Cornelia Huck wrote:

> > [Also, is IOMMU_API only needed to satisfy dependencies?]  
> Yes, VFIO is dependent upon it.

Ah, my question was more whether we just need to make sure the api is
there, but do not need to implement anything.