Re: [Qemu-devel] [PATCH] net/hub: remove can_receive handler

[Stefan Hajnoczi]

On Thu, Apr 18, 2013 at 03:31:55PM +0400, Sergey Fedorov wrote:
> Network hub should always receive incoming packets. Then forward them to
> the appropriate port queue and let the qemu_send_packet() do the right
> things. If the destination queue cannot receive the packet it will be
> appended to the queue. When the receiver call
> qemu_flush_queued_packets() later the queue will be really flushed and
> no packets will be stalled in the sender network queue.
> 
> Signed-off-by: Sergey Fedorov <address@hidden>
> ---
>  net/hub.c |   20 --------------------
>  1 file changed, 20 deletions(-)

What is the point of this change?  There is no semantic difference for
well-behaved net clients.

Does it fix a bug, if so, please include details?

Stefan