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Date: Tue, 25 Feb 2020 11:37:56 +0100
From: Cornelia Huck <cohuck@redhat.com>
Subject: Re: [PATCH v4 06/36] s390/mm: add (non)secure page access
 exceptions handlers
Message-ID: <20200225113756.3f182952.cohuck@redhat.com>
In-Reply-To: <20200224114107.4646-7-borntraeger@de.ibm.com>
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To: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Janosch Frank <frankja@linux.vnet.ibm.com>, KVM <kvm@vger.kernel.org>, David Hildenbrand <david@redhat.com>, Thomas Huth <thuth@redhat.com>, Ulrich Weigand <Ulrich.Weigand@de.ibm.com>, Claudio Imbrenda <imbrenda@linux.ibm.com>, linux-s390 <linux-s390@vger.kernel.org>, Michael Mueller <mimu@linux.ibm.com>, Vasily Gorbik <gor@linux.ibm.com>, Janosch Frank <frankja@linux.ibm.com>

On Mon, 24 Feb 2020 06:40:37 -0500
Christian Borntraeger <borntraeger@de.ibm.com> wrote:

> From: Vasily Gorbik <gor@linux.ibm.com>
> 
> Add exceptions handlers performing transparent transition of non-secure
> pages to secure (import) upon guest access and secure pages to
> non-secure (export) upon hypervisor access.
> 
> Acked-by: David Hildenbrand <david@redhat.com>
> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
> [frankja@linux.ibm.com: adding checks for failures]
> Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
> [imbrenda@linux.ibm.com:  adding a check for gmap fault]
> Signed-off-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
> Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
> [borntraeger@de.ibm.com: patch merging, splitting, fixing]
> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
> ---
>  arch/s390/kernel/pgm_check.S |  4 +-
>  arch/s390/mm/fault.c         | 78 ++++++++++++++++++++++++++++++++++++
>  2 files changed, 80 insertions(+), 2 deletions(-)

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