Re: [PATCH] x86: check boundary in count/setup_resource called by get_current_resources

Yinghai Lu
2007-11-01T18:06:18Z

Andrew Morton wrote:
> On Thu, 01 Nov 2007 01:20:29 -0700 Yinghai Lu <Yinghai.Lu@Sun.COM> wrote:
>
>> [PATCH] x86: check boundary in count/setup_resource called by get_current_resources
>>
>> need to check info->res_num less than PCI_BUS_NUM_RESOURCES, so
>> info->bus->resource[info->res_num] = res will not beyond of bus resource array
>> when acpi resutrn too many resource entries.
>>
>
> Isn't this a bit of a problem? It sounds like PCI_BUS_NUM_RESOURCES is to
> small for that system? If so, some sort of dynamic allocation might be
> needed.

sound reasonable...
i have one local patch for amd64 that will get resources from pci conf. and it will use all 8 slots for bus 0.
and transparent bus under it only can copy 5 of them.

YH