netdev - Re: [PATCH net-next 0/6] net: sched: sch: introduce extack support

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Message-Id: <20171206.154009.1362727654214640336.davem@davemloft.net>
Date:   Wed, 06 Dec 2017 15:40:09 -0500 (EST)
From:   David Miller <davem@...emloft.net>
To:     aring@...atatu.com
Cc:     jhs@...atatu.com, xiyou.wangcong@...il.com, jiri@...nulli.us,
        netdev@...r.kernel.org, kernel@...atatu.com, dsahern@...il.com
Subject: Re: [PATCH net-next 0/6] net: sched: sch: introduce extack support

From: Alexander Aring <aring@...atatu.com>
Date: Wed,  6 Dec 2017 11:08:39 -0500

> this patch series basically add support for extack in common qdisc handling.
> Additional it adds extack pointer to common qdisc callback handling this
> offers per qdisc implementation to setting the extack message for each
> failure over netlink.
> 
> The extack message will be set deeper in qdisc functions but going not
> deeper as net core api. For qdisc module callback handling, the extack
> will not be set. This will be part of per qdisc extack handling.
> 
> I also want to prepare patches to handle extack per qdisc module...
> so there will come a lot of more patches, just cut them down to make
> it reviewable.
> 
> There are some above 80-chars width warnings, which I ignore because
> it looks more ugly otherwise.
> 
> This patch-series based on patches by David Ahren which gave me some
> hints how to deal with extack support.
> 
> Cc: David Ahern <dsahern@...il.com>

Only add the plumbing when you have actual extack messages you are
adding as an example use case.

Thank you.