On Fri, Apr 12, 2013 at 12:31:53AM -0700, Jonathan Nieder wrote: > Hi Greg, > > Please consider > > 9a0f938bde74 drm/i915: Use the correct size of the GTT for placing > the per-process entries, 2012-08-24 > > for application to the 3.4.y tree. > > Without this patch, Geoff Crompton's iMac hits a BUG during bootup. > The problem is reproducible on > > * Debian's 3.2.y-based kernel with drm backported from 3.4.37 > * a Debian kernel close to 3.4.4 > * a Debian kernel close to 3.5.5 > * vanilla 3.4.4 > > He is not able to reproduce the problem on > > * Debian's older 3.2.y-based kernels without the 3.4.y drm backport > * a Debian kernel close to 3.6.4; various newer kernels > * vanilla 3.4.4 + this patch > > The patch was applied upstream during the 3.6-rc4 cycle, so newer > kernels don't need it. > > http://bugs.debian.org/703468 has details, including a screenshot of > the boot failure ("unable to handling kernel paging request at > ffffc9000b7ff000" in i915_gem_init_ppgtt). Now applied, thanks. greg k-h -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html