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From: Arjan van de Ven <arjanv@redhat.com>
To: Jamie Lokier <jamie@shareable.org>
Cc: Arjan van de Ven <arjanv@redhat.com>,
	Alan Cox <alan@lxorguk.ukuu.org.uk>,
	"Eric W. Biederman" <ebiederm@xmission.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: Can we kill f inb_p, outb_p and other random I/O on port 0x80, in 2.6?
Date: Mon, 22 Sep 2003 21:27:18 +0200	[thread overview]
Message-ID: <20030922212718.A13166@devserv.devel.redhat.com> (raw)
In-Reply-To: <20030922182808.GA28372@mail.jlokier.co.uk>; from jamie@shareable.org on Mon, Sep 22, 2003 at 07:28:08PM +0100

On Mon, Sep 22, 2003 at 07:28:08PM +0100, Jamie Lokier wrote:
> Arjan van de Ven wrote:
> > The first person to complain about the extra branch miss in udelay for
> > this will get laughed at by me ;)
> 
> udelay(1) is too slow on a 386 even without the branch miss.


ok we have ndelay() now as well in 2.6

  parent reply	other threads:[~2003-09-22 19:27 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-09-22  0:27 Can we kill f inb_p, outb_p and other random I/O on port 0x80, in 2.6? Eric W. Biederman
2003-09-22 11:22 ` Alan Cox
2003-09-22 16:26   ` Jamie Lokier
2003-09-22 16:33     ` Alan Cox
2003-09-22 17:11       ` Arjan van de Ven
2003-09-22 18:28         ` Jamie Lokier
2003-09-22 19:09           ` Eric W. Biederman
2003-09-22 19:27           ` Arjan van de Ven [this message]
2003-09-22 21:46             ` Jamie Lokier
2003-09-23 18:17           ` bill davidsen
2003-09-22 18:58         ` Eric W. Biederman
2003-09-22 19:19           ` Jamie Lokier
2003-09-23  0:09           ` Alan Cox
2003-09-23 18:20             ` bill davidsen
2003-09-22 19:00       ` Jamie Lokier
2003-09-22 20:05         ` Eric W. Biederman
2003-09-23 18:31           ` bill davidsen
2003-09-23  0:13         ` Alan Cox
     [not found] <20030922153651.16497.qmail@science.horizon.com>
2003-09-22 18:35 ` Eric W. Biederman
2003-09-22 21:54   ` Jamie Lokier
2003-09-23 18:41     ` bill davidsen
2003-09-24 17:43       ` Linus Torvalds
  -- strict thread matches above, loose matches on Subject: below --
2003-09-22 20:03 John Bradford
2003-09-22 21:37 ` Jamie Lokier
2003-09-22 21:42   ` Arjan van de Ven
2003-09-23  0:16   ` Alan Cox

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