On Fri, 2014-05-23 at 11:33 +0200, Bjørn Mork wrote:
> Jim Baxter <jim_bax...@mentor.com> writes:
> 
> >> I'll create and test a patch for the cdc_ncm host driver unless someone
> >> else wants to do that. I haven't really played with the gadget driver
> >> before, so I'd prefer if someone knowing it (Jim maybe?) could take care
> >> of it.  If not, then I can always make an attempt using dummy_hcd to
> >> test it.
> > I can create a patch for the host driver, I will issue the gadget patch
> > first to resolve any issues, the fix would be similar.
> 
> Well, I couldn't help myself.  I just had to test it.  The attached
> patch works for me, briefly tested with an Ericsson H5321gw NCM device.
> I have no ideas about the performance impact as that modem is limited to
> 21 Mbps HSDPA.

Ideally, the skb_in should not be freed/reallocated, but recycled,
especially if using 32KB.

But thats a minor detail, this patch is already a huge win for a 21Mbps
device.

Acked-by: Eric Dumazet <eduma...@google.com>


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