Reduced throughput with mt7621 and DSA

[Kristian Evensen]

Hi,

On Tue, Dec 21, 2021 at 6:34 PM Kristian Evensen
<kristian.evensen at gmail.com> wrote:
> Since the only change between my sets of tests is the software,
> something has clearly improved in either the kernel or OpenWrt (as
> would be expected :)). Are there any particular commits/patches that
> would be worthwhile trying to backport to 21.02/5.4, or is the
> difference to master/5.10 so big that there is no point and the best
> is to wait for the next release? I guess one thing that hopefully
> shouldn't be too hard is be to combine 21.02 userspace with the 5.10
> kernel. That will be on the top of my todo-list for tomorrow.

Backporting 5.10 to 21.02 was straight forward and restored
performance to 19.07-levels. Since I anyway compile and run my own
images, backporting 5.10 works for me and performance issue is
resolved :)

Thanks for all the hard work.

Kristian