netdev - Re: [PATCH net] Revert "net: dev: introduce support for sch BYPASS for lockless qdisc"

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Message-Id: <20200218.123835.1572321406516816915.davem@davemloft.net>
Date:   Tue, 18 Feb 2020 12:38:35 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     pabeni@...hat.com
Cc:     netdev@...r.kernel.org, kuba@...nel.org, a.fatoum@...gutronix.de
Subject: Re: [PATCH net] Revert "net: dev: introduce support for sch BYPASS
 for lockless qdisc"

From: Paolo Abeni <pabeni@...hat.com>
Date: Tue, 18 Feb 2020 18:15:44 +0100

> This reverts commit ba27b4cdaaa66561aaedb2101876e563738d36fe
> 
> Ahmed reported ouf-of-order issues bisected to commit ba27b4cdaaa6
> ("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@...gutronix.de>
> Fixes: ba27b4cdaaa6 ("net: dev: introduce support for sch BYPASS for lockless qdisc")
> Signed-off-by: Paolo Abeni <pabeni@...hat.com>

Applied and queued up for -stable, thanks.