Re: [Xen-devel] [PATCH] Mini-OS: netfront: Fix rx ring starvation in network_rx

[Martin Lucina <martin@xxxxxxxxxx>]

samuel.thibault@xxxxxxxxxxxx said:
> > From: Martin Lucina <martin@xxxxxxxxxx>
> > Date: Thu, 4 Dec 2014 14:33:53 +0100
> > Subject: [PATCH] Mini-OS: netfront: Fix rx ring starvation in network_rx
> > 
> > In network_rx() we must push the same amount of requests back onto the
> > ring in the second loop that we consumed in the first loop. Otherwise
> > the ring will eventually starve itself of free request slots and no
> > packets will be delivered.
> > 
> > Further, we make the HAVE_LIBC codepath clearer to follow by removing
> > the "some" variable from the for loop initialisation and conditions.
> > 
> > Signed-off-by: Martin Lucina <martin@xxxxxxxxxx>
> 
> Acked-by: Samuel Thibault <samuel.thibault@xxxxxxxxxxxx>

Thanks. I will merge a suitable version of this patch into our downstream
tree.

Is there anything else I need to do to ensure this change lands in xen.git?

Martin

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