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Re: [PATCH for 7.2-rc3 v1 0/2] virtio fixes
From: |
Michael S. Tsirkin |
Subject: |
Re: [PATCH for 7.2-rc3 v1 0/2] virtio fixes |
Date: |
Wed, 23 Nov 2022 11:08:56 -0500 |
On Wed, Nov 23, 2022 at 04:03:49PM +0000, Alex Bennée wrote:
>
> "Michael S. Tsirkin" <mst@redhat.com> writes:
>
> > On Wed, Nov 23, 2022 at 03:21:32PM +0000, Alex Bennée wrote:
> >> Hi,
> >>
> >> This hopefully fixes the problems with VirtIO migration caused by the
> >> previous refactoring of virtio_device_started(). That introduced a
> >> different order of checking which didn't give the VM state primacy but
> >> wasn't noticed as we don't properly exercise VirtIO device migration
> >> and caused issues when dev->started wasn't checked in the core code.
> >> The introduction of virtio_device_should_start() split the overloaded
> >> function up but the broken order still remained. The series finally
> >> fixes that by restoring the original semantics but with the cleaned up
> >> functions.
> >>
> >> I've added more documentation to the various structures involved as
> >> well as the functions. There is still some inconsistencies in the
> >> VirtIO code between different devices but I think that can be looked
> >> at over the 8.0 cycle.
> >
> >
> > Thanks a lot! Did you try this with gitlab CI? A patch similar to your
> > 2/2 broke it previously ...
>
> Looking into it now - so far hasn't broken locally but I guess there is
> something different about the CI.
yes - pls push to gitlab, create pipeline e.g. with QEMU_CI set to 2
Or with QEMU_CI set to 1 and then run fedora container and then clang-system
manually.
> >
> >> Alex Bennée (2):
> >> include/hw: attempt to document VirtIO feature variables
> >> include/hw: VM state takes precedence in virtio_device_should_start
> >>
> >> include/hw/virtio/vhost.h | 25 +++++++++++++++++++---
> >> include/hw/virtio/virtio.h | 43 ++++++++++++++++++++++++++++++++------
> >> 2 files changed, 59 insertions(+), 9 deletions(-)
> >>
> >> --
> >> 2.34.1
>
>
> --
> Alex Bennée
- [PATCH for 7.2-rc3 v1 0/2] virtio fixes, Alex Bennée, 2022/11/23
- [PATCH v1 1/2] include/hw: attempt to document VirtIO feature variables, Alex Bennée, 2022/11/23
- [PATCH v1 2/2] include/hw: VM state takes precedence in virtio_device_should_start, Alex Bennée, 2022/11/23
- Re: [PATCH for 7.2-rc3 v1 0/2] virtio fixes, Michael S. Tsirkin, 2022/11/23
- Re: [PATCH for 7.2-rc3 v1 0/2] virtio fixes, Alex Bennée, 2022/11/23
- Re: [PATCH for 7.2-rc3 v1 0/2] virtio fixes,
Michael S. Tsirkin <=
- Re: [PATCH for 7.2-rc3 v1 0/2] virtio fixes, Alex Bennée, 2022/11/24
- Re: [PATCH for 7.2-rc3 v1 0/2] virtio fixes, Michael S. Tsirkin, 2022/11/24
- Re: [PATCH for 7.2-rc3 v1 0/2] virtio fixes, Alex Bennée, 2022/11/24
- Re: [PATCH for 7.2-rc3 v1 0/2] virtio fixes, Alex Bennée, 2022/11/24
- Re: [PATCH for 7.2-rc3 v1 0/2] virtio fixes, Michael S. Tsirkin, 2022/11/25
- Re: [PATCH for 7.2-rc3 v1 0/2] virtio fixes, Alex Bennée, 2022/11/25
- Re: [PATCH for 7.2-rc3 v1 0/2] virtio fixes, Alex Bennée, 2022/11/25