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Re: [Qemu-devel] [PATCH v1 for-2.12 7/9] s390x/tcg: implement extract-CP
From: |
Cornelia Huck |
Subject: |
Re: [Qemu-devel] [PATCH v1 for-2.12 7/9] s390x/tcg: implement extract-CPU-time facility |
Date: |
Tue, 5 Dec 2017 16:14:24 +0100 |
On Mon, 4 Dec 2017 15:01:48 +0100
David Hildenbrand <address@hidden> wrote:
> It only provies the EXTRACT CPU TIME instruction. We can reuse the stpt
s/provies/provides/
> helper, which calculates the CPU timer value.
>
> As the instruction is not priviledged, but we don't have a CPU timer
s/priviledged/privileged/
> value in case of linux user, we simply fake the CPU timer to be 0.
There's probably nothing else we could do.
>
> Signed-off-by: David Hildenbrand <address@hidden>
> ---
> target/s390x/cpu_models.c | 1 +
> target/s390x/insn-data.def | 2 ++
> target/s390x/translate.c | 36 ++++++++++++++++++++++++++++++++++++
> 3 files changed, 39 insertions(+)
- [Qemu-devel] [PATCH v1 for-2.12 5/9] s390x/tcg: Implement STORE CHANNEL PATH STATUS, (continued)
[Qemu-devel] [PATCH v1 for-2.12 6/9] s390x/tcg: Implement SIGA instruction, David Hildenbrand, 2017/12/04
[Qemu-devel] [PATCH v1 for-2.12 7/9] s390x/tcg: implement extract-CPU-time facility, David Hildenbrand, 2017/12/04
- Re: [Qemu-devel] [PATCH v1 for-2.12 7/9] s390x/tcg: implement extract-CPU-time facility,
Cornelia Huck <=
[Qemu-devel] [PATCH v1 for-2.12 8/9] s390x/tcg: we already implement the Set-Program-Parameter facility, David Hildenbrand, 2017/12/04
[Qemu-devel] [PATCH v1 for-2.12 9/9] s390x: change the QEMU cpu model to a stripped down z12, David Hildenbrand, 2017/12/04
[Qemu-devel] [PATCH v1 for-2.12 01/10] s390x/tcg: ASI/ASGI are atomic with interlocked-acccess facility 1, David Hildenbrand, 2017/12/04