Messages in this thread | | | From | Marc Kleine-Budde <> | Subject | Re: canfdtest on flexcan loopback | Date | Fri, 18 Sep 2020 14:35:59 +0200 |
| |
On 9/18/20 2:27 PM, Vladimir Oltean wrote: >> Is there a bug in v5.4.3? v5.4.66 is current latest v5.4.x
> commit 63d5320a0c9b9867628a3a5a12e7f11d4cc109c2 > Author: Paolo Abeni <pabeni@redhat.com> > Date: Tue Feb 18 18:15:44 2020 +0100 > > Revert "net: dev: introduce support for sch BYPASS for lockless qdisc" > > [ Upstream commit 379349e9bc3b42b8b2f8f7a03f64a97623fff323 ] > > This reverts commit ba27b4cdaaa66561aaedb2101876e563738d36fe > > Ahmed reported ouf-of-order issues bisected to commit ba27b4cdaaa6
yes, that's probably the the issue.
This concluded into using an old LTS kernel, is worse than using the latest kernel :)
> ("net: dev: introduce support for sch BYPASS for lockless qdisc"). > I can't find any working solution other than a plain revert. > > This will introduce some minor performance regressions for > pfifo_fast qdisc. I plan to address them in net-next with more > indirect call wrapper boilerplate for qdiscs. > > Reported-by: Ahmad Fatoum <a.fatoum@pengutronix.de> > Fixes: ba27b4cdaaa6 ("net: dev: introduce support for sch BYPASS for lockless qdisc") > Signed-off-by: Paolo Abeni <pabeni@redhat.com> > Signed-off-by: David S. Miller <davem@davemloft.net> > Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> > > net/core/dev.c | 22 ++-------------------- > 1 file changed, 2 insertions(+), 20 deletions(-)
Marc
-- Pengutronix e.K. | Marc Kleine-Budde | Embedded Linux | https://www.pengutronix.de | Vertretung West/Dortmund | Phone: +49-231-2826-924 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
[unhandled content-type:application/pgp-signature] | |