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SubjectRE: [RFC PATCH 07/13] vsock: handle buffer_size sockopts in the core
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> From: Stefano Garzarella <sgarzare@redhat.com>
> Sent: Friday, September 27, 2019 4:27 AM
> To: netdev@vger.kernel.org
>
> virtio_transport and vmci_transport handle the buffer_size
> sockopts in a very similar way.
>
> In order to support multiple transports, this patch moves this
> handling in the core to allow the user to change the options
> also if the socket is not yet assigned to any transport.
>
> This patch also adds the '.notify_buffer_size' callback in the
> 'struct virtio_transport' in order to inform the transport,
> when the buffer_size is changed by the user. It is also useful
> to limit the 'buffer_size' requested (e.g. virtio transports).
>
> Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
> ---
> drivers/vhost/vsock.c | 7 +-
> include/linux/virtio_vsock.h | 15 +----
> include/net/af_vsock.h | 14 ++--
> net/vmw_vsock/af_vsock.c | 43 ++++++++++---
> net/vmw_vsock/hyperv_transport.c | 36 -----------
> net/vmw_vsock/virtio_transport.c | 8 +--
> net/vmw_vsock/virtio_transport_common.c | 78 ++++------------------
> net/vmw_vsock/vmci_transport.c | 86 +++----------------------
> net/vmw_vsock/vmci_transport.h | 3 -
> 9 files changed, 64 insertions(+), 226 deletions(-)
>

The hv_sock part (hyperv_transport.c) looks good to me.

Acked-by: Dexuan Cui <decui@microsoft.com>

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