From: Ingo Molnar <mingo@elte.hu>
To: Lee Revell <rlrevell@joe-job.com>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
"K.R. Foley" <kr@cybsft.com>,
Felipe Alfaro Solana <lkml@felipe-alfaro.com>,
Daniel Schmitt <pnambic@unu.nu>,
Mark_H_Johnson@raytheon.com,
"P.O. Gaillard" <pierre-olivier.gaillard@fr.thalesgroup.com>
Subject: Re: [patch] voluntary-preempt-2.6.9-rc1-bk4-R0
Date: Fri, 3 Sep 2004 00:14:02 +0200 [thread overview]
Message-ID: <20040902221402.GA29434@elte.hu> (raw)
In-Reply-To: <1094162812.1347.54.camel@krustophenia.net>
* Lee Revell <rlrevell@joe-job.com> wrote:
> > i've given up on the netdev_backlog_granularity approach, and as a
> > replacement i've modified specific network drivers to return at a safe
> > point if softirq preemption is requested.
>
> Makes sense, netdev_max_backlog never made a difference on my system
> (via-rhine driver).
via-rhine does RX processing from the hardirq handler, this codepath is
harder to break up. The NAPI ->poll functions used by e100 and 8193too
are much easier to break up because RX throttling and re-trying is a
basic property of NAPI.
Ingo
next prev parent reply other threads:[~2004-09-02 22:24 UTC|newest]
Thread overview: 74+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-30 19:13 [patch] voluntary-preempt-2.6.9-rc1-bk4-Q5 Mark_H_Johnson
2004-08-30 19:21 ` Ingo Molnar
2004-09-01 12:31 ` [patch] voluntary-preempt-2.6.9-rc1-bk4-Q5 - netdev_max_back_log is too small P.O. Gaillard
2004-09-01 13:05 ` Ingo Molnar
2004-09-02 11:24 ` [patch] voluntary-preempt-2.6.9-rc1-bk4-Q6 - network is no longer smooth P.O. Gaillard
2004-09-02 11:28 ` Ingo Molnar
2004-09-02 15:26 ` P.O. Gaillard
2004-08-31 8:49 ` [patch] voluntary-preempt-2.6.9-rc1-bk4-Q5 Ingo Molnar
2004-09-02 6:33 ` Ingo Molnar
2004-09-02 6:55 ` [patch] voluntary-preempt-2.6.9-rc1-bk4-Q8 Ingo Molnar
2004-09-02 7:04 ` Lee Revell
2004-09-02 7:15 ` Ingo Molnar
2004-09-02 7:31 ` Lee Revell
2004-09-02 7:46 ` Ingo Molnar
2004-09-03 1:10 ` Rusty Russell
2004-09-03 1:10 ` Rusty Russell
2004-09-02 23:25 ` Lee Revell
2004-09-02 23:28 ` Ingo Molnar
2004-09-02 23:32 ` Lee Revell
2004-09-02 7:17 ` Ingo Molnar
2004-09-02 8:23 ` Ingo Molnar
2004-09-02 11:10 ` [patch] voluntary-preempt-2.6.9-rc1-bk4-Q9 Ingo Molnar
2004-09-02 12:14 ` Thomas Charbonnel
2004-09-02 13:16 ` Thomas Charbonnel
2004-09-02 13:23 ` Ingo Molnar
2004-09-02 14:38 ` Thomas Charbonnel
2004-09-02 21:57 ` [patch] voluntary-preempt-2.6.9-rc1-bk4-R0 Ingo Molnar
2004-09-02 22:06 ` Lee Revell
2004-09-02 22:14 ` Ingo Molnar [this message]
2004-09-02 22:15 ` Lee Revell
2004-09-03 0:24 ` Lee Revell
2004-09-03 3:17 ` Eric St-Laurent
2004-09-03 6:26 ` Lee Revell
2004-09-03 6:36 ` Ingo Molnar
2004-09-03 6:49 ` Lee Revell
2004-09-03 7:01 ` Ingo Molnar
2004-09-03 7:05 ` Ingo Molnar
2004-09-03 7:40 ` Lee Revell
2004-09-03 7:50 ` Free Ekanayaka
2004-09-03 8:05 ` Lee Revell
2004-09-03 9:05 ` Free Ekanayaka
2004-09-03 9:25 ` [patch] voluntary-preempt-2.6.9-rc1-bk4-R1 Ingo Molnar
2004-09-03 9:50 ` Luke Yelavich
2004-09-03 10:29 ` Ingo Molnar
2004-09-03 10:43 ` Luke Yelavich
2004-09-03 11:33 ` Thomas Charbonnel
2004-09-03 11:49 ` Ingo Molnar
2004-09-03 12:05 ` Thomas Charbonnel
2004-09-03 16:14 ` Thomas Charbonnel
2004-09-03 17:36 ` Thomas Charbonnel
2004-09-03 11:36 ` [patch] voluntary-preempt-2.6.9-rc1-bk4-R2 Ingo Molnar
2004-09-03 8:09 ` [patch] voluntary-preempt-2.6.9-rc1-bk4-R0 Luke Yelavich
2004-09-03 8:13 ` Lee Revell
2004-09-03 8:21 ` Luke Yelavich
2004-09-03 12:52 ` Luke Yelavich
2004-09-03 18:09 ` K.R. Foley
2004-09-03 11:04 ` K.R. Foley
2004-09-03 17:02 ` K.R. Foley
2004-09-03 20:40 ` Lee Revell
2004-09-03 17:10 ` K.R. Foley
2004-09-03 18:17 ` Ingo Molnar
2004-09-03 18:36 ` K.R. Foley
2004-09-03 19:30 ` [patch] voluntary-preempt-2.6.9-rc1-bk4-R3 Ingo Molnar
2004-09-03 19:49 ` K.R. Foley
2004-09-04 3:39 ` K.R. Foley
2004-09-04 3:43 ` K.R. Foley
2004-09-04 6:41 ` Ingo Molnar
2004-09-04 12:28 ` K.R. Foley
2004-09-04 8:57 ` Ingo Molnar
2004-09-04 10:16 ` Lee Revell
2004-09-04 14:35 ` K.R. Foley
2004-09-04 20:05 ` Ingo Molnar
2004-09-03 18:39 ` [patch] voluntary-preempt-2.6.9-rc1-bk4-R0 Ingo Molnar
2004-09-03 18:41 ` K.R. Foley
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