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Re: [qemu-s390x] [PATCH v2 00/18] s390x: flic rework, tcg flic support a
From: |
Cornelia Huck |
Subject: |
Re: [qemu-s390x] [PATCH v2 00/18] s390x: flic rework, tcg flic support and STSI |
Date: |
Thu, 25 Jan 2018 13:47:40 +0100 |
On Thu, 25 Jan 2018 13:42:41 +0100
Cornelia Huck <address@hidden> wrote:
> On Wed, 17 Jan 2018 18:40:29 +0100
> David Hildenbrand <address@hidden> wrote:
>
> > This patch series implements floating interrupt support for TCG and fixes
> > STSI so we can remove warnings related to s390x SMP and MTTCG.
> >
> > KVM code has to be touched in order to factor out the injection routines
> > into the flic ("s390x/flic: factor out injection of floating interrupts").
> > Basic testing didn't reveal any problems so far.
> >
> > With this series I am now able to run fedora 26/27 and Ubuntu 17.10+ with
> > 16 VCPUs (MTTCG) on a 8CPU host, doing a make -j16 in the guest. I got
> > nasty stalls in the guest beforehand.
> >
> > Now also included: More flic related caching to avoid recurring
> > conversions.
>
> Hm...
>
> (qemu) device_add virtio-net-ccw,id=xxx
> (qemu) **
> ERROR:/home/cohuck/git/qemu/target/s390x/excp_helper.c:342:do_mchk_interrupt:
> assertion failed: (env->cregs[14] & CR0_SERVICE_SC)
> Aborted (core dumped)
Works much better if you check for CR14_CHANNEL_REPORT_SC instead :)
- [qemu-s390x] [PATCH v2 11/18] s390x/flic: optimize CPU wakeup for TCG, (continued)
- [qemu-s390x] [PATCH v2 11/18] s390x/flic: optimize CPU wakeup for TCG, David Hildenbrand, 2018/01/17
- [qemu-s390x] [PATCH v2 14/18] s390x/tcg: remove SMP warning, David Hildenbrand, 2018/01/17
- [qemu-s390x] [PATCH v2 13/18] s390x/tcg: STSI overhaul, David Hildenbrand, 2018/01/17
- [qemu-s390x] [PATCH v2 15/18] configure: s390x supports mttcg now, David Hildenbrand, 2018/01/17
- [qemu-s390x] [PATCH v2 16/18] s390x/tcg: cache the qemu flic in a central function, David Hildenbrand, 2018/01/17
- [qemu-s390x] [PATCH v2 18/18] s390x/flic: cache the common flic class in a central function, David Hildenbrand, 2018/01/17
- [qemu-s390x] [PATCH v2 17/18] s390x/kvm: cache the kvm flic in a central function, David Hildenbrand, 2018/01/17
- Re: [qemu-s390x] [PATCH v2 00/18] s390x: flic rework, tcg flic support and STSI, Cornelia Huck, 2018/01/25
- Re: [qemu-s390x] [PATCH v2 00/18] s390x: flic rework, tcg flic support and STSI, Cornelia Huck, 2018/01/25
- Re: [qemu-s390x] [PATCH v2 00/18] s390x: flic rework, tcg flic support and STSI,
Cornelia Huck <=