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From: David Miller <davem@davemloft.net>
To: jchapman@katalix.com
Cc: tklein@de.ibm.com, themann@de.ibm.com, stefan.roscher@de.ibm.com,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	raisch@de.ibm.com, linuxppc-dev@ozlabs.org, akepner@sgi.com,
	meder@de.ibm.com, ossthema@de.ibm.com,
	shemminger@linux-foundation.org
Subject: Re: RFC: issues concerning the next NAPI interface
Date: Mon, 27 Aug 2007 14:56:00 -0700 (PDT)	[thread overview]
Message-ID: <20070827.145600.102570576.davem@davemloft.net> (raw)
In-Reply-To: <46D34517.4010505@katalix.com>

From: James Chapman <jchapman@katalix.com>
Date: Mon, 27 Aug 2007 22:41:43 +0100

> I don't recall saying anything in previous posts about this. Are you 
> confusing my posts with Jan-Bernd's?

Yes, my bad.

> Jan-Bernd has been talking about using hrtimers to _reschedule_
> NAPI. My posts are suggesting an alternative mechanism that keeps
> NAPI active (with interrupts disabled) for a jiffy or two after it
> would otherwise have gone idle in order to avoid too many interrupts
> when the packet rate is such that NAPI thrashes between poll-on and
> poll-off.

So in this scheme what runs ->poll() to process incoming packets?
The hrtimer?

  reply	other threads:[~2007-08-27 21:56 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-08-24 13:59 RFC: issues concerning the next NAPI interface Jan-Bernd Themann
2007-08-24 15:37 ` akepner
2007-08-24 15:47   ` Jan-Bernd Themann
2007-08-24 15:52     ` Stephen Hemminger
2007-08-24 16:50       ` David Stevens
2007-08-24 21:44         ` David Miller
2007-08-24 21:51           ` Linas Vepstas
2007-08-24 16:51       ` Linas Vepstas
2007-08-24 17:07         ` Rick Jones
2007-08-24 17:45         ` Shirley Ma
2007-08-24 17:16       ` James Chapman
2007-08-24 18:11         ` Jan-Bernd Themann
2007-08-24 21:47         ` David Miller
2007-08-24 22:06           ` akepner
2007-08-26 19:36           ` James Chapman
2007-08-27  1:58             ` David Miller
2007-08-27  9:47               ` Jan-Bernd Themann
2007-08-27 20:37                 ` David Miller
2007-08-28 11:19                   ` Jan-Bernd Themann
2007-08-28 20:21                     ` David Miller
2007-08-29  7:10                       ` Jan-Bernd Themann
2007-08-29  8:15                         ` James Chapman
2007-08-29  8:43                           ` Jan-Bernd Themann
2007-08-29  8:29                         ` David Miller
2007-08-29  8:31                           ` Jan-Bernd Themann
2007-08-27 15:51               ` James Chapman
2007-08-27 16:02                 ` Jan-Bernd Themann
2007-08-27 17:05                   ` James Chapman
2007-08-27 21:02                 ` David Miller
2007-08-27 21:41                   ` James Chapman
2007-08-27 21:56                     ` David Miller [this message]
2007-08-28  9:22                       ` James Chapman
2007-08-28 11:48                         ` Jan-Bernd Themann
2007-08-28 12:16                           ` Evgeniy Polyakov
2007-08-28 14:55                           ` James Chapman
2007-08-28 11:21                   ` Jan-Bernd Themann
2007-08-28 20:25                     ` David Miller
2007-08-28 20:27                     ` David Miller
2007-08-24 16:45 ` Linas Vepstas
2007-08-24 21:43   ` David Miller
2007-08-24 21:32 ` David Miller
2007-08-24 21:37 ` David Miller
     [not found] <8VHRR-45R-17@gated-at.bofh.it>
     [not found] ` <8VKwj-8ke-27@gated-at.bofh.it>
2007-08-24 19:04   ` Bodo Eggert
2007-08-24 20:42     ` Linas Vepstas
2007-08-24 21:11       ` Jan-Bernd Themann
2007-08-24 21:35         ` Linas Vepstas

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