Re: [Qemu-devel] [PATCH v3 for-2.6 0/5] block: Fix assertion failure at mirror exit

["Michael S. Tsirkin" <mst@redhat.com>]

On Fri, Apr 22, 2016 at 09:53:51PM +0800, Fam Zheng wrote:
> v3: 04: Add check in aio_pending. [Kevin]
> 
> I tested this series survives the "snapshot + commit" loop reproducer with both
> bonnie++ and RHEL installation in the guest.
> 
> This supersedes the "virtio: Register host notifier handler as external" patch
> from yesterday.
> 
> The bug was initially reported by Matthew Schumacher as LaunchPad Bug 1570134,
> and nicely bisected by Max Reitz. See patch 2 for the analysis.

Patches 1-3:
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>

> Fam Zheng (5):
>   iohandler: Introduce iohandler_get_aio_context
>   event-notifier: Add "is_external" parameter
>   virtio: Mark host notifiers as external
>   aio-posix: Skip external nodes in aio_dispatch
>   mirror: Workaround for unexpected iohandler events during completion
> 
>  aio-posix.c                   |  8 ++++++--
>  block/mirror.c                |  9 +++++++++
>  hw/usb/ccid-card-emulated.c   |  2 +-
>  hw/virtio/virtio.c            |  8 ++++----
>  include/qemu/event_notifier.h |  4 +++-
>  include/qemu/main-loop.h      |  1 +
>  iohandler.c                   |  6 ++++++
>  stubs/Makefile.objs           |  1 +
>  stubs/iohandler.c             |  8 ++++++++
>  stubs/set-fd-handler.c        | 10 ++++++++++
>  target-i386/hyperv.c          |  6 +++---
>  util/event_notifier-posix.c   |  4 +++-
>  util/event_notifier-win32.c   |  1 +
>  13 files changed, 56 insertions(+), 12 deletions(-)
>  create mode 100644 stubs/iohandler.c
> 
> -- 
> 2.8.0