From: Ben Greear <greearb@candelatech.com>
To: "David S. Miller" <davem@redhat.com>
Cc: Andi Kleen <ak@suse.de>, linux-kernel@vger.kernel.org
Subject: Re: Fire Engine??
Date: Wed, 26 Nov 2003 15:41:52 -0800 [thread overview]
Message-ID: <3FC53A40.8010904@candelatech.com> (raw)
In-Reply-To: <20031126151352.160b4734.davem@redhat.com>
David S. Miller wrote:
> On Wed, 26 Nov 2003 23:56:41 +0100
> Andi Kleen <ak@suse.de> wrote:
>
>
>>On Wed, 26 Nov 2003 14:36:20 -0800
>>"David S. Miller" <davem@redhat.com> wrote:
>>
>>
>>>I don't think this is acceptable. It's important that all
>>>of the timestamps are as accurate as they were before.
>>
>>I disagree on that. The window is small and slowing down 99.99999% of all
>>users who never care about this for this extremely obscure
>>misdesigned API does not make much sense to me.
>
>
> We can't change behavior like this. Every time we've tried to
> do it, we've been burnt. Remember nonlocal-bind?
I'll try to write up a patch that uses the TSC and lazy conversion
to timeval as soon as I get the rx-all and rx-fcs code happily
into the kernel....
Assuming TSC is very fast and the conversion is accurate enough, I think
this can give good results....
Ben
--
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc http://www.candelatech.com
next prev parent reply other threads:[~2003-11-26 23:42 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <BAY1-DAV15JU71pROHD000040e2@hotmail.com.suse.lists.linux.kernel>
[not found] ` <20031125183035.1c17185a.davem@redhat.com.suse.lists.linux.kernel>
2003-11-26 9:53 ` Fire Engine?? Andi Kleen
2003-11-26 11:35 ` John Bradford
2003-11-26 18:50 ` Mike Fedyk
2003-11-26 19:19 ` Diego Calleja García
2003-11-26 19:59 ` Mike Fedyk
2003-11-27 3:54 ` Bill Huey
2003-11-26 15:00 ` Trond Myklebust
2003-11-26 23:01 ` Andi Kleen
2003-11-26 23:23 ` Trond Myklebust
2003-11-26 23:38 ` Andi Kleen
2003-11-26 19:30 ` David S. Miller
2003-11-26 19:58 ` Paul Menage
2003-11-26 20:03 ` David S. Miller
2003-11-26 22:29 ` Andi Kleen
2003-11-26 22:36 ` David S. Miller
2003-11-26 22:56 ` Andi Kleen
2003-11-26 23:13 ` David S. Miller
2003-11-26 23:29 ` Andi Kleen
2003-11-26 23:41 ` Ben Greear [this message]
2003-11-27 0:01 ` Fast timestamps David S. Miller
2003-11-27 0:30 ` Mitchell Blank Jr
2003-11-27 1:57 ` Ben Greear
2003-11-26 20:01 ` Fire Engine?? Jamie Lokier
2003-11-26 20:04 ` David S. Miller
2003-11-26 21:54 ` Pekka Pietikainen
2003-11-26 20:22 ` Theodore Ts'o
2003-11-26 21:02 ` David S. Miller
2003-11-26 21:24 ` Jamie Lokier
2003-11-26 21:38 ` David S. Miller
2003-11-26 23:43 ` Jamie Lokier
2003-11-26 21:34 ` Arjan van de Ven
2003-11-26 22:58 ` Andi Kleen
2003-11-27 12:16 ` Ingo Oeser
2003-11-26 22:39 ` Andi Kleen
2003-11-26 22:46 ` David S. Miller
2003-11-26 0:15 Mr. BOFH
2003-11-26 2:30 ` David S. Miller
2003-11-26 5:41 ` Valdis.Kletnieks
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