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Re: [PATCH RFCv3 2/9] s390x/diag: no need to check for PGM_PRIVILEGED in
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From: |
Cornelia Huck |
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Subject: |
Re: [PATCH RFCv3 2/9] s390x/diag: no need to check for PGM_PRIVILEGED in diag308 |
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Date: |
Mon, 27 Jul 2020 11:14:31 +0200 |
On Fri, 24 Jul 2020 16:37:43 +0200
David Hildenbrand <david@redhat.com> wrote:
> Whenever we reach this point via KVM or TCG, we already verified that we
> are running in the supervisor state.
>
> TCG checks this via IF_PRIV, KVM checks this directly in the diag
> instruction handler, before exiting to userspace.
>
> Acked-by: Janosch Frank <frankja@linux.ibm.com>
> Signed-off-by: David Hildenbrand <david@redhat.com>
> ---
> target/s390x/diag.c | 5 -----
> 1 file changed, 5 deletions(-)
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
- [PATCH RFCv3 0/9] s390x: initial support for virtio-mem, David Hildenbrand, 2020/07/24
- [PATCH RFCv3 2/9] s390x/diag: no need to check for PGM_PRIVILEGED in diag308, David Hildenbrand, 2020/07/24
- Re: [PATCH RFCv3 2/9] s390x/diag: no need to check for PGM_PRIVILEGED in diag308,
Cornelia Huck <=
- [PATCH RFCv3 1/9] s390x: move setting of maximum ram size to machine init, David Hildenbrand, 2020/07/24
- [PATCH RFCv3 4/9] s390x: prepare for more diag500 hypercalls, David Hildenbrand, 2020/07/24
- [PATCH RFCv3 5/9] s390x: rename s390-virtio-hcall* to s390-hypercall*, David Hildenbrand, 2020/07/24
- [PATCH RFCv3 7/9] s390x: prepare device memory address space, David Hildenbrand, 2020/07/24
- [PATCH RFCv3 6/9] s390x/diag: subcode to query device memory region, David Hildenbrand, 2020/07/24