On Fri,  1 Apr 2016 15:19:51 +0200
Paolo Bonzini <[email protected]> wrote:

> From: "Michael S. Tsirkin" <[email protected]>
> 
> In addition to handling IO in vcpu thread and in io thread, dataplane
> introduces yet another mode: handling it by aio.
> 
> This reuses the same handler as previous modes, which triggers races as
> these were not designed to be reentrant.
> 
> Use a separate handler just for aio, and disable regular handlers when
> dataplane is active.
> 
> Signed-off-by: Michael S. Tsirkin <[email protected]>
> Signed-off-by: Paolo Bonzini <[email protected]>
> ---
>  hw/block/dataplane/virtio-blk.c | 13 +++++++++++++
>  hw/block/virtio-blk.c           | 27 +++++++++++++++++----------
>  include/hw/virtio/virtio-blk.h  |  2 ++
>  3 files changed, 32 insertions(+), 10 deletions(-)

Reviewed-by: Cornelia Huck <[email protected]>


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