Re: [RFC/PATCH] Add pci_walk_bus function to PCI core

[Arjan van de Ven]

On Wed, 2005-08-10 at 11:36 +1000, Paul Mackerras wrote:
> Greg,
> 
> Any comments on this patch?  Would you be amenable to it going in post
> 2.6.13?
> 
> The PCI error recovery infrastructure needs to be able to contact all
> the drivers affected by a PCI error event, which may mean traversing
> all the devices under a given PCI-PCI bridge.  This patch adds a
> function to the PCI core that traverses all the PCI devices on a PCI
> bus and under any PCI-PCI bridges on that bus (recursively), calling a
> given function for each device. 

is there a way to avoid the recursion somehow? Recursion is "not fun"
stack usage wise, esp if you have really deep hierarchies....


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