netdev - Re: [PATCH net-next] net: sched: use pinned timers

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Message-ID: <1420645549.5947.14.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Wed, 07 Jan 2015 07:45:49 -0800
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Cosmin GIRADU <cosmin.giradu@...-rds.ro>
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH net-next] net: sched: use pinned timers

On Wed, 2015-01-07 at 12:06 +0200, Cosmin GIRADU wrote:

> Hi Eric,
> 
>     I saw that this patch didn't make it's way into the stable branches.
> So I have two questions:
>         - Would it be safe to apply to linux-3.12.x stable?
>         - If yes, would there be any [noticeable] efects on a [pretty
> complex] HTB setup? (I know, test and I'll see,
>            but if theory sais I won't, then there would be no point to
> the test, would there?)
> 

It is safe to backport.

If you want to test an equivalent, without kernel patch, you simply can
do :

echo 0 >/proc/sys/kernel/timer_migration



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