Hi Linus, On Thu, Jan 3, 2013 at 10:32 PM, Linus Torvalds <torva...@linux-foundation.org> wrote: > On Thu, Jan 3, 2013 at 1:09 PM, Alexey Zaytsev <alexey.zayt...@gmail.com> > wrote: >> >> i915 got broken on my machine (Lenovo ThinkPad SL500) by this -rc. The screen >> goes blank after loading the module. I've bisected the problem to >> b0a2658acb5bf9ca86b4aab011b7106de3af0add "drm/i915: don't disable >> disconnected outputs". > > Hmm. Daniel - should I just revert it, or do you have a patch to > possibly fix the divide-by-zero error in g4x_compute_wm0() (which may > involve not getting that deep in the call chain to begin with or > whatever)? Maybe that fixes the blank screen too without a revert..
I have reported the issue [1] which resulted the b0a2658 patch. My laptop boots fine with 3.8-rc2+ but if I revert b0a2658 I have NULL pointer crash as in bug report. Alexey: to aim Daniel to figure out what is going on can you boot the kernel with drm.debug=0x0e cmd line parameter? [1] https://bugs.freedesktop.org/show_bug.cgi?id=58396 -- Péter -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/