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From: Mika Westerberg <mika.westerberg@linux.intel.com>
To: Jesse Barnes <jbarnes@virtuousgeek.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Bjorn Helgaas <bhelgaas@google.com>,
	"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
	Yinghai Lu <yinghai@kernel.org>,
	john.ronciak@intel.com, miles.j.penner@intel.com,
	bruce.w.allan@intel.com,
	"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
	Heikki Krogerus <heikki.krogerus@linux.intel.com>,
	linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org,
	x86@kernel.org
Subject: Re: [PATCH 6/6] x86/PCI: quirk Thunderbolt PCI-to-PCI bridges
Date: Wed, 26 Jun 2013 15:17:57 +0300	[thread overview]
Message-ID: <20130626121757.GP9294@intel.com> (raw)
In-Reply-To: <20130625141556.2f9de7b1@jbarnes-desktop>

On Tue, Jun 25, 2013 at 02:15:56PM -0700, Jesse Barnes wrote:
> On Tue, 25 Jun 2013 19:22:10 +0300
> Mika Westerberg <mika.westerberg@linux.intel.com> wrote:
> 
> > +	if (!(pci_probe & PCI_NOASSIGN_ROMS)) {
> > +		pr_info("Thunderbolt host router detected disabling ROMs\n");
> > +		pci_probe |= PCI_NOASSIGN_ROMS;
> > +	}
> 
> I wonder if this should just be the default on x86?  Or do we allocate
> ROM space to address some other platform where we need it and the BIOS
> doesn't do it for the devices we care about?

Good question. In our case it definitely helps to have pci=norom the
default. Can't tell if it might break something that depends on the current
behaviour.

Bjorn, Greg, Rafael,

What do you think?

  reply	other threads:[~2013-06-26 12:14 UTC|newest]

Thread overview: 71+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-25 16:22 [PATCH 0/6] Thunderbolt workarounds take 2 Mika Westerberg
2013-06-25 16:22 ` [PATCH 1/6] PCI: acpiphp: do not check for SLOT_ENABLED in enable_device() Mika Westerberg
2013-06-26 23:28   ` Bjorn Helgaas
2013-06-27 13:25     ` Kirill A. Shutemov
2013-06-28  9:51     ` Kirill A. Shutemov
2013-06-28 17:00       ` Bjorn Helgaas
2013-06-28 18:54         ` Rafael J. Wysocki
2013-07-01  9:32           ` Mika Westerberg
2013-07-01 14:01             ` Rafael J. Wysocki
2013-07-01 18:36               ` Mika Westerberg
2013-07-02  1:29                 ` Rafael J. Wysocki
2013-07-02 16:40                   ` Bjorn Helgaas
2013-07-02 20:29                     ` Rafael J. Wysocki
2013-07-02 20:31                       ` Mika Westerberg
2013-07-02 20:49                         ` Rafael J. Wysocki
2013-06-25 16:22 ` [PATCH 2/6] PCI: acpiphp: enable_device(): rescan even if no new devices on slot Mika Westerberg
2013-06-26 23:37   ` Bjorn Helgaas
2013-06-27 13:02     ` Mika Westerberg
2013-06-27 16:32       ` Mika Westerberg
2013-06-27 16:50         ` Bjorn Helgaas
2013-06-27 16:54         ` Bjorn Helgaas
2013-06-27  1:20   ` Yinghai Lu
2013-06-27 13:04     ` Mika Westerberg
2013-06-25 16:22 ` [PATCH 3/6] PCI: introduce pci_trim_stale_devices() Mika Westerberg
2013-06-25 17:47   ` Andy Shevchenko
2013-06-25 17:56     ` Kirill A. Shutemov
2013-06-28 19:59   ` Rafael J. Wysocki
2013-06-25 16:22 ` [PATCH 4/6] PCI: acpiphp: check for new devices on enabled host Mika Westerberg
2013-06-25 18:04   ` Andy Shevchenko
2013-06-26  9:39     ` Kirill A. Shutemov
2013-06-27 19:05   ` Yinghai Lu
2013-06-28  9:33     ` Kirill A. Shutemov
2013-06-28 16:22       ` Yinghai Lu
2013-06-28 20:04         ` Rafael J. Wysocki
2013-06-25 16:22 ` [PATCH 5/6] PCI: acpiphp: look _RMV method a bit deeper in the hierarhcy Mika Westerberg
2013-06-25 18:15   ` Andy Shevchenko
2013-06-25 18:31     ` Mika Westerberg
2013-06-25 18:31       ` Andy Shevchenko
2013-06-25 18:51         ` Mika Westerberg
2013-06-25 19:30           ` Andy Shevchenko
2013-07-02 10:44   ` Kirill A. Shutemov
2013-07-02 17:09     ` Bjorn Helgaas
2013-07-02 17:45       ` Kirill A. Shutemov
2013-07-02 20:48         ` Rafael J. Wysocki
2013-07-02 20:40       ` Rafael J. Wysocki
2013-06-25 16:22 ` [PATCH 6/6] x86/PCI: quirk Thunderbolt PCI-to-PCI bridges Mika Westerberg
2013-06-25 21:15   ` Jesse Barnes
2013-06-26 12:17     ` Mika Westerberg [this message]
2013-06-26 15:04       ` Greg Kroah-Hartman
2013-06-26 20:59       ` Bjorn Helgaas
2013-06-26 22:15         ` Alex Williamson
2013-06-27 13:09           ` Mika Westerberg
2013-06-26 22:18   ` Bjorn Helgaas
2013-06-26 22:26     ` Yinghai Lu
2013-06-26 22:31       ` Yinghai Lu
2013-06-26 22:44         ` Rafael J. Wysocki
2013-06-26 22:38           ` Yinghai Lu
2013-06-26 22:55         ` Bjorn Helgaas
2013-06-26 23:56           ` Yinghai Lu
2013-06-27 16:00             ` Bjorn Helgaas
2013-06-27 17:27               ` Yinghai Lu
2013-06-27 13:58       ` Mika Westerberg
2013-06-27 13:54     ` Mika Westerberg
2013-06-27 16:27       ` Mika Westerberg
2013-06-27 17:18         ` Yinghai Lu
2013-06-25 23:24 ` [PATCH 0/6] Thunderbolt workarounds take 2 Rafael J. Wysocki
2013-06-26  7:25   ` Mika Westerberg
2013-06-26 12:45     ` Rafael J. Wysocki
2013-06-26 19:48       ` Bjorn Helgaas
2013-06-26 20:01         ` Rafael J. Wysocki
2013-06-26 19:55           ` Bjorn Helgaas

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