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Re: [Qemu-devel] [PATCH 1/9] virtio-dataplane: pass assign=true to virti
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From: |
Cornelia Huck |
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Subject: |
Re: [Qemu-devel] [PATCH 1/9] virtio-dataplane: pass assign=true to virtio_queue_aio_set_host_notifier_handler |
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Date: |
Wed, 30 Mar 2016 15:44:10 +0200 |
On Wed, 30 Mar 2016 14:48:00 +0200
Paolo Bonzini <address@hidden> wrote:
> There is no need to run the handler one last time; the device is being
> reset and it is okay to drop requests that are pending in the virtqueue.
> By omitting this call, we dodge a possible cause of races between the
> dataplane thread on one side and the main/vCPU threads on the other.
>
> Signed-off-by: Paolo Bonzini <address@hidden>
> ---
> hw/block/dataplane/virtio-blk.c | 2 +-
> hw/scsi/virtio-scsi-dataplane.c | 6 +++---
> 2 files changed, 4 insertions(+), 4 deletions(-)
Reviewed-by: Cornelia Huck <address@hidden>
- [Qemu-devel] [PATCH resend 0/9] virtio: aio handler API, Paolo Bonzini, 2016/03/30
- [Qemu-devel] [PATCH 4/9] virtio-scsi: fix disabled mode, Paolo Bonzini, 2016/03/30
- [Qemu-devel] [PATCH 5/9] virtio: add aio handler, Paolo Bonzini, 2016/03/30
- [Qemu-devel] [PATCH 2/9] virtio: make virtio_queue_notify_vq static, Paolo Bonzini, 2016/03/30
- [Qemu-devel] [PATCH 6/9] virtio-blk: use aio handler for data plane, Paolo Bonzini, 2016/03/30