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?
next prev parent 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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