The patch has been tested and passed on fam10 board. I added an acked-by line to it, but I didn't review it. I didn't trace what happened in these patches and don't know what they mean. I just tested it. If it is appropriate,
Acked-by: Zheng Bao firstname.lastname@example.org
Since it was a simple patch and it fixed the problem, I'll take it :)
The IORESOURCE_BRIDGE flag helps the allocator know which resources belong to bridges.