From: Yinghai Lu <yinghai@kernel.org>
To: Jesse Barnes <jbarnes@virtuousgeek.org>
Cc: Greg KH <greg@kroah.com>, 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>,
Sarah Sharp <sarah.a.sharp@linux.intel.com>
Subject: Re: [PATCH 0/3] x86, usb, pci: Disable usb legacy support early
Date: Mon, 10 Jan 2011 12:10:48 -0800 [thread overview]
Message-ID: <4D2B67C8.6010302@kernel.org> (raw)
In-Reply-To: <20110110102759.3780cfe6@jbarnes-desktop>
On 01/10/2011 10:27 AM, Jesse Barnes wrote:
> On Mon, 10 Jan 2011 07:57:24 -0800
> Greg KH <greg@kroah.com> wrote:
>
>> On Sun, Jan 09, 2011 at 11:58:58AM -0800, Yinghai Lu wrote:
>>> move quirks for usb handoff early for x86.
>>>
>>> So we can get stable result when trying to calibrate apic timer with pm-timer.
>>
>> Is this a real problem today? What is the symptom of the issue? Where
>> was it reported as a problem?
>
> Yes, please give us a rationale for all this mess. I really don't like
> the sleep wrappers or the "early" PCI device; would it be easier to
> extract some of the core disabling MMIO from the quirks and re-use it
> for a totally separate set of early quirk functions? Like Ben
> suggested, making it totally arch specific would be a good option,
> though presumably most arches don't need this
sure, will have new version to address that.
> (again if you explained
> why/when this was needed maybe we could come up with a better
> solution, or just ignore the problem if you're trying to fix a
> pre-production board again with all sorts of broken stuff).
>
not on pre-production board.
v3 should be clean enough. will send out later.
Thanks
Yinghai
prev parent reply other threads:[~2011-01-10 20:11 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
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 [this message]
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