linux-kernel - Re: [PATCH -v3 1/4] pci, usb: Make usb handoff func all take base remapping

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Message-ID: <20110111135655.GA6901@kroah.com>
Date:	Tue, 11 Jan 2011 05:56:55 -0800
From:	Greg KH <greg@...ah.com>
To:	Yinghai Lu <yinghai@...nel.org>
Cc:	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	linux-usb@...r.kernel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH -v3 1/4] pci, usb: Make usb handoff func all take base
 remapping

On Tue, Jan 11, 2011 at 01:21:58AM -0800, Yinghai Lu wrote:
> On Mon, Jan 10, 2011 at 11:37 PM, Benjamin Herrenschmidt
> <benh@...nel.crashing.org> wrote:
> > On Mon, 2011-01-10 at 22:34 -0800, Yinghai Lu wrote:
> >>
> >> system_state does not work.
> >> it only have BOOTING and RUNNING ...
> >> RUNNING is set in init/main.c::init_post().
> >> so early_quirk and pci_quirk all with BOOTING stage...
> >
> > Or we can make msleep() itself safe...
> 
> still think the function pointer is more clean and safe.

I do not.
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