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

Ben Pfaff blp at ovn.org
Thu Feb 6 21:00:11 UTC 2020


On Thu, Feb 06, 2020 at 05:53:21PM -0300, Flavio Leitner wrote:
> 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!

Done.


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