Re: 3.14.23-rt20 - softirq: resurrect softirq threads

From: Sebastian Andrzej Siewior
Date: Tue Feb 17 2015 - 08:06:01 EST

* Mike Galbraith | 2014-11-02 08:31:47 [+0100]:

>(sirqs suck, this makes them suck less for some boxen/loads)
>Subject: softirq: resurrect softirq threads
>From: Mike Galbraith <mgalbraith@xxxxxxx>
>Date: Mon Jan 6 08:42:11 CET 2014
>Some loads cannot tolerate the jitter induced by all softirqs being processed
>at the same priority. Let the user prioritize them again.
>Signed-off-by: Mike Galbraith <mgalbraith@xxxxxxx>

I'm going to postpone this. While it might make sense in general I'm
going to wait for tglx, Steven and others to see if this is what we want
or if there are some plans redoing the softirq handling.

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