Re: [PATCH 1/5, resend] PCI: adjust quirk handler sectionannotations

From: Jan Beulich
Date: Wed May 09 2012 - 12:02:09 EST

>>> On 09.05.12 at 17:54, Bjorn Helgaas <bhelgaas@xxxxxxxxxx> wrote:
> On Wed, May 9, 2012 at 1:43 AM, Jan Beulich <JBeulich@xxxxxxxx> wrote:
>> This is in preparation to adjust modpost to check section mismatches
>> on most of the .pci_fixup* sections:
>> .pci_fixup_final is only used from .init.text, and hence can (along
>> with the respective handler functions) reside in .init.*.
> pci_apply_final_quirks() is currently __init, so this probably
> wouldn't break anything. But the fact that it's all __init means
> that pci_fixup_final quirks are only run for devices present at boot,
> and they don't apply to hot-added devices. That seems like a bug to
> me.
>> Several other .pci_fixup_* sections are needed only during boot and
>> suspend/resume, and can therefore be moved into .init.* if
> My inclination is that all PCI fixups should work the same for
> hot-added devices as for those present at boot, which would suggest
> that we should always use __devinit, not __init. If I'm missing
> something, please educate me :)

That's certainly possible - I simply based the patch on what is there


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