From: David Miller <davem@davemloft.net>
To: peter@hurleysoftware.com
Cc: eric.dumazet@gmail.com, edumazet@google.com,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
gregkh@linuxfoundation.org, dmaengine@vger.kernel.org,
john.ogness@linutronix.de, bigeasy@linutronix.de,
akpm@linux-foundation.org
Subject: Re: Softirq priority inversion from "softirq: reduce latencies"
Date: Sat, 27 Feb 2016 23:46:57 -0500 (EST) [thread overview]
Message-ID: <20160227.234657.984787532933890615.davem@davemloft.net> (raw)
In-Reply-To: <56D25713.8050307@hurleysoftware.com>
From: Peter Hurley <peter@hurleysoftware.com>
Date: Sat, 27 Feb 2016 18:10:27 -0800
> That tasklet should run before any process.
You never have this guarantee, even before Eric's patch.
Under load tasklets run from ksoftirqd just like any other
softirq.
Please fix your driver and stop blaming Eric's change.
Thank you.
next prev parent reply other threads:[~2016-02-28 4:47 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-27 18:19 Softirq priority inversion from "softirq: reduce latencies" Peter Hurley
2016-02-27 20:13 ` Eric Dumazet
2016-02-27 20:29 ` Peter Hurley
2016-02-27 23:04 ` David Miller
2016-02-27 23:33 ` Peter Hurley
2016-02-28 1:59 ` Eric Dumazet
2016-02-28 2:10 ` Peter Hurley
2016-02-28 2:17 ` Eric Dumazet
2016-02-28 4:46 ` David Miller [this message]
2016-02-28 5:55 ` Mike Galbraith
2016-02-28 17:01 ` Francois Romieu
2016-02-29 4:58 ` Mike Galbraith
2016-02-29 15:03 ` Peter Hurley
2016-02-29 15:19 ` Eric Dumazet
2016-02-29 15:54 ` Peter Hurley
2016-02-29 16:21 ` Eric Dumazet
2016-02-29 18:05 ` Peter Hurley
2016-02-29 18:24 ` Eric Dumazet
2016-02-29 18:53 ` Peter Hurley
2016-02-29 19:14 ` Thomas Gleixner
2016-02-29 20:24 ` David Miller
2016-02-29 23:04 ` Peter Hurley
2016-02-29 15:27 ` Eric Dumazet
2016-02-29 19:13 ` Peter Hurley
2016-02-29 19:43 ` Eric Dumazet
2016-02-29 15:40 ` Mike Galbraith
2016-02-29 15:58 ` Peter Hurley
2016-02-29 16:24 ` Eric Dumazet
2016-02-29 17:16 ` David Miller
2016-03-07 15:31 ` Sebastian Andrzej Siewior
2016-03-07 17:06 ` Mike Galbraith
2016-03-07 15:48 ` Sebastian Andrzej Siewior
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