X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=include%2Fasm-um%2Fpgtable.h;h=ac64eb9558684cac34a15ae6f68832dd70485105;hb=168d04b3b4de7723eb73b3cffc9cb75224e0f393;hp=616d02b57ea90bc5fe58b5bf961babc8125b8c68;hpb=012e060c95e547eceea4a12c6f58592473bf4011;p=~andy%2Flinux

diff --git a/include/asm-um/pgtable.h b/include/asm-um/pgtable.h
index 616d02b57ea..ac64eb95586 100644
--- a/include/asm-um/pgtable.h
+++ b/include/asm-um/pgtable.h
@@ -138,7 +138,7 @@ extern unsigned long pg0[1024];
 
 #define pte_clear(mm,addr,xp) pte_set_val(*(xp), (phys_t) 0, __pgprot(_PAGE_NEWPAGE))
 
-#define pmd_none(x)	(!(pmd_val(x) & ~_PAGE_NEWPAGE))
+#define pmd_none(x)	(!((unsigned long)pmd_val(x) & ~_PAGE_NEWPAGE))
 #define	pmd_bad(x)	((pmd_val(x) & (~PAGE_MASK & ~_PAGE_USER)) != _KERNPG_TABLE)
 #define pmd_present(x)	(pmd_val(x) & _PAGE_PRESENT)
 #define pmd_clear(xp)	do { pmd_val(*(xp)) = _PAGE_NEWPAGE; } while (0)