[ARM] Fix nommu build
Fix warnings and errors in arch/arm/mm for nommu build.
Remove commented out function prototype in pgtable-nommu.h
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h
index bb2bc9a..a44e309 100644
--- a/arch/arm/mm/mm.h
+++ b/arch/arm/mm/mm.h
@@ -1,4 +1,7 @@
/* the upper-most page table pointer */
+
+#ifdef CONFIG_MMU
+
extern pmd_t *top_pmd;
#define TOP_PTE(x) pte_offset_kernel(top_pmd, x)
@@ -13,6 +16,8 @@
return pmd_off(pgd_offset_k(virt), virt);
}
+#endif
+
struct map_desc;
struct meminfo;
struct pglist_data;