On Sun, 23 Jan 2011 18:23:34 +0100, Michael Karcher <kernel@xxxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote: > The opregion is a shared memory region between ACPI and the graphics > driver. As the ACPI mapping has been changed to cachable in commit > 6d5bbf00d251cc73223a71422d69e069dc2e0b8d, mapping the intel opregion > non-cachable now fails. As no bus-master hardware is involved in the > opregion, cachable map should do no harm. Satisfied myself that is indeed equivalent to use the newly introduced acpi_os_ioremap for this purpose and applied to -fixes. Thanks, -Chris -- Chris Wilson, Intel Open Source Technology Centre _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel