GRUB_CMDLINE_LINUX_DEFAULT=”quiet splash pcie_aspm=force acpi_osi=Linux i915.i915_enable_rc6=1″ This will light up a bunch of hotkeys and power management features. Update grub after making this change, via “sudo update-grub”. Reboot. Thanks to this page for the boot options. cpufreqd – install it. Debian Security Advisory 4564-1 Posted Nov 12, 2019 Authored by Debian | Site debian.org. Debian Linux Security Advisory 4564-1 - Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service, or information leak. tags | advisory, denial of service, kernel, vulnerability systems ... Re: INTEL :: kwin & OpenGL :: i915_program_error: Exceeded m Fri Mar 04, 2011 12:07 pm A colleague running debian squeeze gave me a copy of his intel_drv.so, and that cause xorg to fail to run in dual-screen mode; very strange as I didn't get a working desktop, but that's another story.