On Wed, 16 Nov 2011 21:56:37 +0100 (CET), "Nicolas Kalkhof" <nkalk...@web.de> wrote:
> Not quite. On my i7 2620M (Lenovo T420) the gpu frequently hangs when > decoding videos (vaapi) and running OpenGL apps/games at the same > time. Disabling iommu makes my system relatively stable even with rc6 > enabled. I haven't played with the semaphores however. So, if we disabled rc6 when iommu is enabled (dmar_disable = 0), we should be in good shape then. -- keith.pack...@intel.com
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