[dpdk-dev] [PATCH v3 0/3] Missing barriers and VIRTIO_F_ORDER_PLATFORM.

[Michael S. Tsirkin]

On Wed, Jan 09, 2019 at 05:50:12PM +0300, Ilya Maximets wrote:
> Version 3:
>   * Added 2 patches with fixes for current virtio driver.
>     Not directly connected with the new feature.

New version shouldn't be reply-to old one really :).
But the patches are good I think.

Acked-by: Michael S. Tsirkin <mst at redhat.com>



> Version 2:
>   * rebased on current master (packed rings).
> 
> RFC --> Version 1:
>   * Dropped vendor-specific hack to determine if we need real barriers.
>   * Added VIRTIO_F_ORDER_PLATFORM feature definition and checking.
> 
> Note: Patch to change the name of the feature from VIRTIO_F_IO_BARRIER
>       to VIRTIO_F_ORDER_PLATFORM is not merged yet:
>       https://www.mail-archive.com/virtio-dev@lists.oasis-open.org/msg04114.html
> 
> Ilya Maximets (3):
>   net/virtio: add missing barrier before reading the flags
>   net/virtio: update memory ordering comment for vq notify
>   net/virtio: add platform memory ordering feature support
> 
>  drivers/net/virtio/virtio_ethdev.c |  2 ++
>  drivers/net/virtio/virtio_ethdev.h |  3 +-
>  drivers/net/virtio/virtio_pci.h    |  7 ++++
>  drivers/net/virtio/virtio_rxtx.c   | 16 ++++-----
>  drivers/net/virtio/virtqueue.h     | 56 +++++++++++++++++++++++-------
>  5 files changed, 63 insertions(+), 21 deletions(-)
> 
> -- 
> 2.17.1