Hi! > > commit 7c0ea45be4f114d85ee35caeead8e1660699c46f > > > > ACPI: Ignore _BQC object when registering backlight device > > > > when did this go in? Pretty recently, right? > > Yes: > > [torvalds@woody linux]$ git describe 7c0ea45be4f114d85ee35caeead8e1660699c46f > v2.6.25-rc5-89-g7c0ea45 > > so it happened after -rc5. > > > And that means that ACPI backlight driver is now used on machines where > > it was not used before...? > > Somebody more into ACPI needs to judge how likely this is to be an issue.. Ok, 7c0... is innocent. Reverting not only the mdelay, but also rest of drivers/acpi/ec.c patch fixed the "rc6-breaks-backlight-in-X-over-lid-close", good. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- 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