On Tue, Feb 09, 2021 at 07:02:10PM -0600, George McCollister wrote: > For a switch to offload insertion of HSR/PRP tags, frames must not be > sent to the CPU facing switch port with a tag. Generate supervision frames > (eth type ETH_P_PRP) without HSR v1 (ETH_P_HSR)/PRP tag and rely on > create_tagged_frame which inserts it later. This will allow skipping the > tag insertion for all outgoing frames in the future which is required for > HSR v1/PRP tag insertions to be offloaded. > > HSR v0 supervision frames always contain tag information so insertion of > the tag can't be offloaded. IEC 62439-3 Ed.2.0 (HSR v1) specifically > notes that this was changed since v0 to allow offloading. > > Signed-off-by: George McCollister <george.mccollis...@gmail.com> > ---
Reviewed-by: Vladimir Oltean <olte...@gmail.com> Tested-by: Vladimir Oltean <olte...@gmail.com>
