[ovs-dev] [PATCH v2] netdev-linux: Prepend the std packet in the TSO packet

Flavio Leitner fbl at sysclose.org
Thu Feb 6 20:53:21 UTC 2020


On Thu, Feb 06, 2020 at 12:26:38PM -0800, Ben Pfaff wrote:
> On Mon, Feb 03, 2020 at 06:45:50PM -0300, Flavio Leitner wrote:
> > Usually TSO packets are close to 50k, 60k bytes long, so to
> > to copy less bytes when receiving a packet from the kernel
> > change the approach. Instead of extending the MTU sized
> > packet received and append with remaining TSO data from
> > the TSO buffer, allocate a TSO packet with enough headroom
> > to prepend the std packet data.
> > 
> > Fixes: 29cf9c1b3b9c ("userspace: Add TCP Segmentation Offload support")
> > Suggested-by: Ben Pfaff <blp at ovn.org>
> > Signed-off-by: Flavio Leitner <fbl at sysclose.org>
> 
> Thanks, applied to master.
> 
> Do you want this one backported to 2.13?

Yes, please.
Thanks!

-- 
fbl


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