Thread (3 messages) 3 messages, 2 authors, 2015-02-17

Re: 3.14.23-rt20 - softirq: resurrect softirq threads

From: Mike Galbraith <hidden>
Date: 2015-02-17 14:00:26
Also in: lkml

On Tue, 2015-02-17 at 14:05 +0100, Sebastian Andrzej Siewior wrote:
* Mike Galbraith | 2014-11-02 08:31:47 [+0100]:
quoted
(sirqs suck, this makes them suck less for some boxen/loads)

Subject: softirq: resurrect softirq threads
From: Mike Galbraith <redacted>
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 <redacted>
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.
You can postpone this one forever, they don't want it.  I posted it for
folks who may want the option.

	-Mike
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