From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Yinghai Lu <yinghai@kernel.org>,
Greg KH <gregkh@linuxfoundation.org>,
Miles J Penner <miles.j.penner@intel.com>,
John Ronciak <john.ronciak@intel.com>,
Mika Westerberg <mika.westerberg@linux.intel.com>,
Tushar N Dave <tushar.n.dave@intel.com>,
"Kirill A. Shutemov" <kirill@shutemov.name>,
Bjorn Helgaas <bhelgaas@google.com>,
Jesse Barnes <jbarnes@virtuousgeek.org>,
Amos Kong <kongjianjun@gmail.com>,
"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 3/3] PCI Hotplug: workaround for Thunderbolt on Intel DZ77RE-75K motherboard
Date: Thu, 13 Dec 2012 23:06:42 +0100 [thread overview]
Message-ID: <1934147.CrrSRCENPm@vostro.rjw.lan> (raw)
In-Reply-To: <20121213204953.GA25085@otc-wbsnb-06>
On Thursday, December 13, 2012 10:49:53 PM Kirill A. Shutemov wrote:
> On Thu, Dec 13, 2012 at 12:30:04PM -0800, Linus Torvalds wrote:
> > On Thu, Dec 13, 2012 at 12:25 PM, Yinghai Lu <yinghai@kernel.org> wrote:
> > >
> > > Linus will not be happy with those kind of delay.
> >
> > Indeed. And the DMI check is bogus too, since the "there can be
> > delays" is apparently part of the pcie hotplug spec.
>
> It's ACPI PCI hotplug, not PCIe native hotplug. PCIe hotplug spec is not
> relevant.
>
> IIUC, in ACPI case devices should be ready to be enumerated, before you
> get notification. Rafael, is it correct?
Not necessarily. The ACPI nodes will be, the device themselves are still PCI
devices. :-)
Thanks,
Rafael
--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
next prev parent reply other threads:[~2012-12-13 22:01 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-13 19:25 [PATCH 0/3] Thunderbolt workarounds Kirill A. Shutemov
2012-12-13 15:31 ` [PATCH 1/3] PCI Hotplug: workaround for Thunderbolt on Acer Aspire S5 Kirill A. Shutemov
2012-12-13 18:44 ` Greg KH
2012-12-13 19:35 ` Kirill A. Shutemov
2012-12-14 0:22 ` Bjorn Helgaas
2012-12-14 10:46 ` Kirill A. Shutemov
2012-12-13 15:31 ` [PATCH 2/3] PCI Hotplug: convert acpiphp_hp_work to use delayed work Kirill A. Shutemov
2012-12-13 15:31 ` [PATCH 3/3] PCI Hotplug: workaround for Thunderbolt on Intel DZ77RE-75K motherboard Kirill A. Shutemov
2012-12-13 18:48 ` Greg KH
2012-12-13 20:08 ` Kirill A. Shutemov
2012-12-13 20:25 ` Yinghai Lu
2012-12-13 20:30 ` Linus Torvalds
2012-12-13 20:49 ` Kirill A. Shutemov
2012-12-13 20:54 ` Linus Torvalds
2012-12-13 22:06 ` Rafael J. Wysocki [this message]
2012-12-14 10:34 ` Kirill A. Shutemov
2012-12-27 0:50 ` [PATCH 0/3] Thunderbolt workarounds Bjorn Helgaas
2012-12-27 9:33 ` Mika Westerberg
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