From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Greg KH <greg@kroah.com>
Cc: Yinghai Lu <yinghai@kernel.org>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Jesse Barnes <jbarnes@virtuousgeek.org>,
Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
"H. Peter Anvin" <hpa@zytor.com>,
"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
linux-usb@vger.kernel.org,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH -v3 1/4] pci, usb: Make usb handoff func all take base remapping
Date: Tue, 11 Jan 2011 12:39:35 -0500 [thread overview]
Message-ID: <20110111173934.GD14017@dumpdata.com> (raw)
In-Reply-To: <20110111135655.GA6901@kroah.com>
On Tue, Jan 11, 2011 at 05:56:55AM -0800, Greg KH wrote:
> 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@kernel.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.
You could use the pvops interface. Similar to how it patches
the SMP locking code if it finds to be running under UP.
But that might be way to complex for this issue.
next prev parent reply other threads:[~2011-01-11 17:48 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-09 19:58 [PATCH 0/3] x86, usb, pci: Disable usb legacy support early Yinghai Lu
2011-01-10 8:43 ` [PATCH -v2 0/4] " Yinghai Lu
2011-01-11 0:49 ` [PATCH -v3 " Yinghai Lu
2011-01-11 0:55 ` [PATCH -v3 1/4] pci, usb: Make usb handoff func all take base remapping Yinghai Lu
2011-01-11 1:07 ` Greg KH
2011-01-11 1:20 ` Yinghai Lu
2011-01-11 3:37 ` Greg KH
2011-01-11 5:21 ` Benjamin Herrenschmidt
2011-01-11 6:34 ` Yinghai Lu
2011-01-11 7:37 ` Benjamin Herrenschmidt
2011-01-11 9:21 ` Yinghai Lu
2011-01-11 13:56 ` Greg KH
2011-01-11 17:39 ` Konrad Rzeszutek Wilk [this message]
2011-01-12 1:06 ` [RFC PATCH] x86: Add safe_udelay() and safe_msleep() Yinghai Lu
2011-01-12 2:32 ` Benjamin Herrenschmidt
2011-01-12 5:07 ` Greg KH
2011-01-13 22:21 ` Yinghai Lu
2011-01-13 22:44 ` Greg KH
2011-01-13 22:52 ` Thomas Gleixner
2011-01-13 23:02 ` Greg KH
2011-01-13 23:04 ` Yinghai Lu
2011-01-13 23:31 ` Thomas Gleixner
2011-01-14 22:42 ` Yinghai Lu
2011-01-13 23:48 ` Greg KH
2011-01-14 0:31 ` Yinghai Lu
2011-01-14 0:40 ` Benjamin Herrenschmidt
2011-01-14 1:00 ` Yinghai Lu
2011-01-14 14:46 ` Christoph Lameter
2011-01-14 0:44 ` Greg KH
2011-01-14 1:12 ` Yinghai Lu
2011-01-14 14:50 ` Christoph Lameter
2011-01-14 21:22 ` [PATCH] x86: set percpu cpu0 lpj to default Yinghai Lu
2011-01-14 21:28 ` Christoph Lameter
2011-01-15 13:09 ` Tejun Heo
2011-01-16 2:32 ` Yinghai Lu
2011-01-14 22:16 ` Greg KH
2011-01-14 22:29 ` Yinghai Lu
2011-01-11 5:18 ` [PATCH -v3 1/4] pci, usb: Make usb handoff func all take base remapping Benjamin Herrenschmidt
2011-01-11 0:55 ` [PATCH 2/4] x86: early_quirk check all dev/func in domain 0 Yinghai Lu
2011-01-11 1:09 ` Greg KH
2011-01-11 1:46 ` Yinghai Lu
2011-01-11 3:38 ` Greg KH
2011-01-11 3:39 ` Greg KH
2011-01-11 0:55 ` [PATCH 3/4] x86, pci: add dummy pci device for early stage Yinghai Lu
2011-01-11 0:55 ` [PATCH -v3 4/4] x86: usb handoff in early_quirk Yinghai Lu
2011-01-11 1:08 ` Greg KH
2011-01-11 1:41 ` Yinghai Lu
2011-01-11 1:07 ` [PATCH -v3 0/4] x86, usb, pci: Disable usb legacy support early Greg KH
2011-01-11 1:25 ` Yinghai Lu
2011-01-11 3:35 ` Greg KH
[not found] ` <4D2AC584.6010004@kernel.org>
2011-01-10 8:43 ` [PATCH -v2 1/4] pci, usb: Seperate usb handoff func to another file Yinghai Lu
2011-01-10 8:44 ` [PATCH 2/4] x86: early_quirk check all dev/func in domain 0 Yinghai Lu
2011-01-10 8:44 ` [PATCH 3/4] x86, pci: add dummy pci device for early stage Yinghai Lu
2011-01-10 8:44 ` [PATCH v2 4/4] x86: usb handoff in early_quirk Yinghai Lu
2011-01-10 15:57 ` [PATCH 0/3] x86, usb, pci: Disable usb legacy support early Greg KH
2011-01-10 18:27 ` Jesse Barnes
2011-01-10 20:10 ` Yinghai Lu
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