Comment 12 for bug 989191

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Stefan Müller (smu-blackbox) wrote :

@hseffler/jaffar:

Possibly you could try this kernel line:

quiet splash drm.vblankoffdelay=1 i915.semaphores=1 i915.powersave=1 i915.i915_enable_rc6=1 acpi_os_name='Microsoft Windows XP'

My machine runs quite stable now. I am using custom compiled kernel 3.6.7 (using default ubuntu settings for .config). The machine runs with laptop-mode enabled. Battery life time reported is about 7h but this seems to high. I would say the crash I reported before is due to a wrong report battery lifetime (don't know if this would be visible in the log?).