linux-kernel - Re: [PATCH] powerpc/pci: Improve device hotplug initialization

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Date:	Thu, 06 Jun 2013 15:44:14 +1000
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	Guenter Roeck <linux@...ck-us.net>
Cc:	Chen Yuanquan-B41889 <B41889@...escale.com>,
	Paul Mackerras <paulus@...ba.org>,
	linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
	Yuanquan Chen <Yuanquan.Chen@...escale.com>,
	Hiroo Matsumoto <matsumoto.hiroo@...fujitsu.com>
Subject: Re: [PATCH] powerpc/pci: Improve device hotplug initialization

On Wed, 2013-06-05 at 22:25 -0700, Guenter Roeck wrote:
> 
> 
> Can you point me to some of the breaking code ? I guess it must be in some of
> the pci_dma_dev_setup callbacks, but those I looked at only check devicetree
> data or simply set function pointers, both of which should not be affected by
> the call order.
> 
> How about pcibios_fixup_device, to be called after pcibios_fixup_bus ?

Mostly the pseries ones from a cursory glance. They could be improved to
be agnostic to the call order I suppose or simply done better but heh...

I like using pcibios_add though ... we just need to figure out how to
sort out that ordering if possible.

Cheers,
Ben.


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