linux-kernel - Re: [PATCH v2 26/26] PCI, x86, ACPI: Add ioapic hotplug support with acpi host bridge.

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Message-ID: <CAE9FiQVhmH_TGqEwxGPusKNn-6Q7QkS3UTitEriV3dX8sPbzFA@mail.gmail.com>
Date:	Fri, 8 Feb 2013 14:35:54 -0800
From:	Yinghai Lu <yinghai@...nel.org>
To:	Bjorn Helgaas <bhelgaas@...gle.com>
Cc:	Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...e.hu>,
	"H. Peter Anvin" <hpa@...or.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>, linux-pci@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 26/26] PCI, x86, ACPI: Add ioapic hotplug support with
 acpi host bridge.

On Fri, Feb 8, 2013 at 1:24 PM, Bjorn Helgaas <bhelgaas@...gle.com> wrote:
> On Fri, Feb 8, 2013 at 12:28 PM, Yinghai Lu <yinghai@...nel.org> wrote:
>> We need to have ioapic setup before normal pci drivers.
>> otherwise other pci driver can not setup irq.
>>
>> Make ioapic built-in, so can call add/remove during host-bridge add/remove
>> the same as the booting path.
>>
>> Also need to make it depends on X86_IO_APIC.
>
> There are a lot of different things happening in this patch.  I'd
> prefer if they were split out so we can see what's happening.  For
> example, the Kconfig changes could be their own patch.  The removal of
> the PCI device table is worthy of mention and its own patch (if
> possible), since it's a pretty major change to how the driver binds to
> devices.

ok, will try to split it small patches..

also I'd like to leave you and Rafael to decide if we need to move that file to
drivers/acpi/pci_ioapic.c or something else.

Thanks

Yinghai
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