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SubjectRe: One problem in reassign pci bus number?
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On Wed, Apr 25, 2012 at 2:47 AM, Wei Yang <weiyang.kernel@gmail.com> wrote:
>> busn_alloc patchset should address your concern.
>>
>> git://git.kernel.org/pub/scm/linux/kernel/git/yinghai/linux-yinghai.git
>> for-pci-busn-alloc
>>
> Yinghai
>
> You mean this patch 44b2347b fix the problem?
>
> In the comment, "do pass0 for all good bridge".
> Then there are totally two pass for a whole pci domain?

also other commits about strict checking to see if it is good.

>
> I tried "git grep busn_alloc", but not find anything.

the commit in the patchset.

PCI: Add busn_res into struct pci_bus.
PCI: Add busn_res operation functions
PCI: Release busn_res when removing bus
PCI: Insert busn_res in pci_create_root_bus()
PCI: Checking busn_res in pci_scan_root_bus()
PCI: Add default busn_resource
PCI: Add default busn_res for pci_scan_bus()
x86, PCI: Add busn_res into resources list for acpi path
x86, PCI: Put busn resource in pci_root_info for not using _CRS path
PCI, ia64: Register busn_res for root buses
PCI, sparc: Register busn_res for root buses
PCI, powerpc: Register busn_res for root buses
PCI, parisc: Register busn_res for root buses
resources: Add probe_resource()
resources: Replace registered resource in tree.
PCI: Add pci_bus_extend/shrink_top()
PCI: Probe safe range that we can use for unassigned bridge.
PCI: Add pci_bus_replace_busn_res()
PCI: Allocate bus range instead of use max blindly
PCI: Strict checking of valid range for bridge
PCI: Kill pci_fixup_parent_subordinate_busnr()
PCI: Seperate child bus scanning to two passes overall
pcmcia: Remove workaround for fixing pci parent bus subordinate
PCI: Double checking setting for bus register and bus struct.
PCI, pciehp: Remove not needed bus number range checking
PCI: More strict checking of valid range for bridge
PCI: Don't shrink too much for hotplug bridge


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