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-rw-r--r--arch/powerpc/include/asm/pgtable-ppc32.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/pgtable-ppc32.h b/arch/powerpc/include/asm/pgtable-ppc32.h
index 28fe9d4bae3..c9ff9d75990 100644
--- a/arch/powerpc/include/asm/pgtable-ppc32.h
+++ b/arch/powerpc/include/asm/pgtable-ppc32.h
@@ -71,7 +71,11 @@ extern int icache_44x_need_flush;
* until mem_init() at which point this becomes the top of the vmalloc
* and ioremap space
*/
+#ifdef CONFIG_NOT_COHERENT_CACHE
+#define IOREMAP_TOP ((KVIRT_TOP - CONFIG_CONSISTENT_SIZE) & PAGE_MASK)
+#else
#define IOREMAP_TOP KVIRT_TOP
+#endif
/*
* Just any arbitrary offset to the start of the vmalloc VM area: the