From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To: Mike Galbraith <umgwanakikbuti@gmail.com>
Cc: Steven Rostedt <rostedt@goodmis.org>,
LKML <linux-kernel@vger.kernel.org>,
linux-rt-users <linux-rt-users@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Carsten Emde <C.Emde@osadl.org>, John Kacur <jkacur@redhat.com>,
Clark Williams <williams@redhat.com>
Subject: Re: 3.14.23-rt20 - softirq: resurrect softirq threads
Date: Tue, 17 Feb 2015 14:05:54 +0100 [thread overview]
Message-ID: <20150217130553.GL26177@linutronix.de> (raw)
In-Reply-To: <1414913507.5380.117.camel@marge.simpson.net>
* 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@suse.de>
>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@suse.de>
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.
Sebastian
next prev parent reply other threads:[~2015-02-17 13:05 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-31 21:03 [ANNOUNCE] 3.14.23-rt20 Steven Rostedt
2014-11-02 7:30 ` Mike Galbraith
[not found] ` <CADLDEKvFvw7Aa98tVtM3z5JV8oocKqAdV4PqOMoZH2mXZ6x2jg@mail.gmail.com>
2014-11-05 14:04 ` Juerg Haefliger
2014-11-05 14:27 ` Steven Rostedt
2014-11-05 14:43 ` Juerg Haefliger
2014-11-05 15:00 ` Steven Rostedt
2014-11-05 15:35 ` Harry van Haaren
2014-11-05 15:44 ` Mike Galbraith
2014-11-05 16:07 ` Thomas Gleixner
2014-11-05 16:07 ` Thomas Gleixner
2014-11-05 22:29 ` Thomas Gleixner
2014-11-05 22:48 ` Steven Rostedt
2014-11-05 23:11 ` Thomas Gleixner
[not found] ` <1414910967.5380.81.camel@marge.simpson.net>
2014-11-02 7:30 ` 3.14.23-rt20 - sched/numa: Fix task_numa_free() lockdep splat Mike Galbraith
2014-11-02 7:31 ` 3.14.23-rt20 - wwmutex: fix __ww_mutex_lock_interruptible lockdep annotation Mike Galbraith
2014-11-02 7:31 ` 3.14.23-rt20 - mm,memcg: make refill_stock()/consume_stock() use get_cpu_light() Mike Galbraith
2014-11-02 7:31 ` 3.14.23-rt20 - fs,btrfs: fix rt deadlock on extent_buffer->lock Mike Galbraith
2015-02-17 11:56 ` Sebastian Andrzej Siewior
2015-02-17 12:23 ` Mike Galbraith
2015-02-18 10:47 ` Mike Galbraith
2014-11-02 7:31 ` 3.14.23-rt20 - aio: fix rcu garbage collection might_sleep() splat Mike Galbraith
2015-02-17 12:53 ` Sebastian Andrzej Siewior
2015-02-17 14:01 ` Mike Galbraith
2014-11-02 7:31 ` 3.14.23-rt20 - x86, UV: raw_spinlock conversion Mike Galbraith
2015-02-17 13:02 ` Sebastian Andrzej Siewior
2015-02-17 14:11 ` Mike Galbraith
2014-11-02 7:31 ` 3.14.23-rt20 - softirq: resurrect softirq threads Mike Galbraith
2015-02-17 13:05 ` Sebastian Andrzej Siewior [this message]
2015-02-17 14:00 ` Mike Galbraith
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