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--- linux-2.4.21/drivers/char/agp/agpgart_be.c.orig 2003-06-13 16:51:32.000000000 +0200
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+++ linux-2.4.21/drivers/char/agp/agpgart_be.c 2003-08-26 03:20:43.000000000 +0200
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@@ -71,7 +71,7 @@
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{
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#if defined(__i386__) || defined(__x86_64__)
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asm volatile ("wbinvd":::"memory");
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-#elif defined(__alpha__) || defined(__ia64__) || defined(__sparc__)
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+#elif defined(__alpha__) || defined(__ia64__) || defined(__sparc__) || defined(__powerpc__)
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/* ??? I wonder if we'll really need to flush caches, or if the
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core logic can manage to keep the system coherent. The ARM
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speaks only of using `cflush' to get things in memory in
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