The right log with 2.6.37-rc3+: Dec 15 16:13:03 teawater-workpc kernel: [ 14.569871] [drm] Initialized drm 1.1.0 20060810 Dec 15 16:13:03 teawater-workpc kernel: [ 14.882768] i915 0000:00:02.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16 Dec 15 16:13:03 teawater-workpc kernel: [ 14.882775] i915 0000:00:02.0: setting latency timer to 64 Dec 15 16:13:03 teawater-workpc kernel: [ 14.894778] mtrr: type mismatch for d0000000,10000000 old: write-back new: write-combining Dec 15 16:13:03 teawater-workpc kernel: [ 14.894781] [drm] MTRR allocation failed. Graphics performance may suffer. Dec 15 16:13:03 teawater-workpc kernel: [ 14.895367] i915 0000:00:02.0: irq 43 for MSI/MSI-X Dec 15 16:13:03 teawater-workpc kernel: [ 14.895610] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=io+mem:owns=io+mem Dec 15 16:13:03 teawater-workpc kernel: [ 14.895927] [drm] initialized overlay support Dec 15 16:13:03 teawater-workpc kernel: [ 14.981492] Console: switching to colour frame buffer device 210x65 Dec 15 16:13:03 teawater-workpc kernel: [ 14.986676] fb0: inteldrmfb frame buffer device Dec 15 16:13:03 teawater-workpc kernel: [ 14.986678] drm: registered panic notifier Dec 15 16:13:03 teawater-workpc kernel: [ 14.986761] [drm] Initialized i915 1.6.0 20080730 for 0000:00:02.0 on minor 0
The black log with 2.6.37-rc5+: Dec 15 16:10:51 teawater-workpc kernel: [ 12.418419] [drm] Initialized drm 1.1.0 20060810 Dec 15 16:10:51 teawater-workpc kernel: [ 12.945240] i915 0000:00:02.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16 Dec 15 16:10:51 teawater-workpc kernel: [ 12.945246] i915 0000:00:02.0: setting latency timer to 64 Dec 15 16:10:51 teawater-workpc kernel: [ 12.957555] mtrr: type mismatch for d0000000,10000000 old: write-back new: write-combining Dec 15 16:10:51 teawater-workpc kernel: [ 12.957559] [drm] MTRR allocation failed. Graphics performance may suffer. Dec 15 16:10:51 teawater-workpc kernel: [ 12.958502] i915 0000:00:02.0: irq 42 for MSI/MSI-X Dec 15 16:10:51 teawater-workpc kernel: [ 12.958806] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=io+mem:owns=io+mem Dec 15 16:10:51 teawater-workpc kernel: [ 12.959124] [drm] initialized overlay support Dec 15 16:10:51 teawater-workpc kernel: [ 13.980020] No connectors reported connected with modes Dec 15 16:10:51 teawater-workpc kernel: [ 13.980025] [drm] Cannot find any crtc or sizes - going 1024x768 Dec 15 16:10:51 teawater-workpc kernel: [ 13.986063] Console: switching to colour frame buffer device 128x48 Dec 15 16:10:51 teawater-workpc kernel: [ 13.988296] fb0: inteldrmfb frame buffer device Dec 15 16:10:51 teawater-workpc kernel: [ 13.988298] drm: registered panic notifier Dec 15 16:10:51 teawater-workpc kernel: [ 13.988425] [drm] Initialized i915 1.6.0 20080730 for 0000:00:02.0 on minor 0 Thanks, Hui _______________________________________________ stable mailing list stable@linux.kernel.org http://linux.kernel.org/mailman/listinfo/stable