--- mach64_lock.orig	2006-10-07 11:45:36.000000000 +0300
+++ mach64_lock.c	2006-10-07 11:47:00.000000000 +0300
@@ -82,6 +82,9 @@
 		    | MACH64_UPLOAD_MISC
 		    | MACH64_UPLOAD_CLIPRECTS);
 
+   /* EXA render acceleration uses the texture engine, so restore it */
+   mmesa->dirty |= (MACH64_UPLOAD_TEXTURE);
+
    if ( sarea->ctx_owner != mmesa->hHWContext ) {
       sarea->ctx_owner = mmesa->hHWContext;
       mmesa->dirty = MACH64_UPLOAD_ALL;