Re: [qemu-s390x] [PATCH v2 00/18] s390x: flic rework, tcg flic support and STSI

[Cornelia Huck]

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)