On Thu, Jun 03, 2010 at 09:10:06AM +0800, Zhang Rui wrote: > This is a BIOS bug to me. The code runs in this way: > > if (not Win7) > good BIOS code > else > buggy BIOS code > > This is a regression because ACPI declares it's win7 compatible in > 2.6.31. I'm afraid we can do nothing in Linux kernel to fix/workaround > it. IMO, we should ping Asus to fix it in their new BIOS release. So if you install Windows 7 on these machines, backlight control doesn't work? -- Matthew Garrett | mjg59@xxxxxxxxxxxxx -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html