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diff -up xf86-video-intel-2.11.0/src/drmmode_display.c.no-flip xf86-video-intel-2.11.0/src/drmmode_display.c
--- xf86-video-intel-2.11.0/src/drmmode_display.c.no-flip 2010-05-03 15:30:19.000000000 -0400
+++ xf86-video-intel-2.11.0/src/drmmode_display.c 2010-05-03 15:30:59.000000000 -0400
@@ -1504,10 +1504,15 @@ Bool drmmode_pre_init(ScrnInfoPtr scrn,
gp.value = &has_flipping;
(void)drmCommandWriteRead(intel->drmSubFD, DRM_I915_GETPARAM, &gp,
sizeof(gp));
+
+ xf86DrvMsg(scrn->scrnIndex, X_INFO,
+ "Pageflipping %s in kernel, %s disabled in X\n",
+ has_flipping ? "enabled" : "disabled",
+ has_flipping ? "but" : "and");
if (has_flipping) {
xf86DrvMsg(scrn->scrnIndex, X_INFO,
- "Kernel page flipping support detected, enabling\n");
- intel->use_pageflipping = TRUE;
+ "Don't panic: https://bugzilla.redhat.com/588421\n");
+ intel->use_pageflipping = FALSE;
drmmode->flip_count = 0;
drmmode->event_context.version = DRM_EVENT_CONTEXT_VERSION;
drmmode->event_context.vblank_handler = drmmode_vblank_handler;
diff -up xf86-video-intel-2.11.0/src/i830_dri.c.no-flip xf86-video-intel-2.11.0/src/i830_dri.c
--- xf86-video-intel-2.11.0/src/i830_dri.c.no-flip 2010-03-29 14:23:02.000000000 -0400
+++ xf86-video-intel-2.11.0/src/i830_dri.c 2010-05-03 15:30:19.000000000 -0400
@@ -1013,7 +1013,7 @@ Bool I830DRI2ScreenInit(ScreenPtr screen
info.CopyRegion = I830DRI2CopyRegion;
#if DRI2INFOREC_VERSION >= 4
- if (intel->use_pageflipping) {
+ if (intel->use_pageflipping || 1) {
info.version = 4;
info.ScheduleSwap = I830DRI2ScheduleSwap;
info.GetMSC = I830DRI2GetMSC;
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