It might be less wrong, but it still segfaults during init:

[263175.207] (II) Loading 
/home/knut/git/X11-t/usr/lib/xorg/modules/extensions/libdri2.so
[263175.207] (II) Module dri2: vendor="X.Org Foundation"
[263175.207]    compiled for 1.12.99, module version = 1.2.0
[263175.207]    ABI class: X.Org Server Extension, version 6.0
[263175.207] (==) Depth 24 pixmap format is 32 bpp
[263175.207] (II) intel(0): [DRI2] Setup complete
[263175.208] (II) intel(0): [DRI2]   DRI driver: i915
[263175.208] (II) intel(0): Allocated new frame buffer 1280x1024 stride 8192, 
tiled
[263175.208] (II) UXA(0): Driver registered support for the following 
operations:
[263175.208] (II)         solid
[263175.208] (II)         copy
[263175.208] (II)         composite (RENDER acceleration)
[263175.208] (II)         put_image
[263175.208] (II)         get_image
[263175.208] (==) intel(0): Backing store disabled
[263175.208] (==) intel(0): Silken mouse enabled
[263175.208] (II) intel(0): Initializing HW Cursor
[263175.208] (II) intel(0): RandR 1.2 enabled, ignore the following RandR 
disabled message.
[263175.209] (==) intel(0): DPMS enabled
[263175.209] (==) intel(0): Intel XvMC decoder disabled
[263175.209] (II) intel(0): Set up textured video
[263175.209] (II) intel(0): Set up overlay video
[263175.209] (II) intel(0): direct rendering: DRI2 Enabled
[263175.209] (==) intel(0): hotplug detection: "enabled"
[263175.209]
[263175.209] Backtrace:
[263175.209] 0: /home/knut/git/X11-t/usr/bin/Xorg (xorg_backtrace+0x38) 
[0x81dc184]
[263175.209] 1: /home/knut/git/X11-t/usr/bin/Xorg (0x8048000+0x1986c3) 
[0x81e06c3]
[263175.209] 2: (vdso) (__kernel_rt_sigreturn+0x0) [0xb771c40c]
[263175.209] 3: /home/knut/git/X11-t/usr/bin/Xorg (xf86RotateDestroy+0x34) 
[0x8106ae0]
[263175.209] 4: /home/knut/git/X11-t/usr/bin/Xorg (xf86CrtcRotate+0x117) 
[0x8106f0d]
[263175.210] 5: /home/knut/git/X11-t/usr/lib/xorg/modules/drivers/intel_drv.so 
(0xb6e63000+0xcda7) [0xb6e6fda7]
[263175.210] 6: /home/knut/git/X11-t/usr/lib/xorg/modules/drivers/intel_drv.so 
(0xb6e63000+0xd136) [0xb6e70136]
[263175.210] 7: /home/knut/git/X11-t/usr/bin/Xorg 
(xf86CrtcSetModeTransform+0x1c3) [0x80f63e0]
[263175.210] 8: /home/knut/git/X11-t/usr/bin/Xorg (xf86SetDesiredModes+0x252) 
[0x80fb2ea]
[263175.210] 9: /home/knut/git/X11-t/usr/lib/xorg/modules/drivers/intel_drv.so 
(0xb6e63000+0x11ad3) [0xb6e74ad3]
[263175.210] 10: /home/knut/git/X11-t/usr/lib/xorg/modules/drivers/intel_drv.so 
(0xb6e63000+0x1195a) [0xb6e7495a]
[263175.210] 11: /home/knut/git/X11-t/usr/bin/Xorg (AddScreen+0x248) [0x807aec0]
[263175.210] 12: /home/knut/git/X11-t/usr/bin/Xorg (InitOutput+0xf83) 
[0x80c4382]
[263175.210] 13: /home/knut/git/X11-t/usr/bin/Xorg (0x8048000+0x1e05b) 
[0x806605b]
[263175.210] 14: /lib/libc.so.6 (__libc_start_main+0xf3) [0xb70e0003]
[263175.210] 15: /home/knut/git/X11-t/usr/bin/Xorg (0x8048000+0x1dd81) 
[0x8065d81]
[263175.210]
[263175.210] Segmentation fault at address 0x68
[263175.211]
Fatal server error:
[263175.211] Caught signal 11 (Segmentation fault). Server aborting

cu,
 Knut


Am 08.04.2012 00:32, schrieb Jeremy Huddleston:
Can you try this?  It seems like this might be more correct (or simply less 
wrong...):

diff --git a/hw/xfree86/modes/xf86Rotate.c b/hw/xfree86/modes/xf86Rotate.c
index f9602fa..1b989bd 100644
--- a/hw/xfree86/modes/xf86Rotate.c
+++ b/hw/xfree86/modes/xf86Rotate.c
@@ -290,10 +290,10 @@ xf86RotateDestroy(xf86CrtcPtr crtc)
      /*
       * Clean up damage structures when no crtcs are rotated
       */
-    if (screenDrawable&&  xf86_config->rotation_damage) {
+    if (xf86_config->rotation_damage) {
          /* Free damage structure */
-        if (xf86_config->rotation_damage_registered) {
-            DamageUnregister(&pScreen->root->drawable,
+        if (screenDrawable&&  xf86_config->rotation_damage_registered) {
+            DamageUnregister(screenDrawable,
                               xf86_config->rotation_damage);
              xf86_config->rotation_damage_registered = FALSE;
              DisableLimitedSchedulingLatency();




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