x86: add _PAGE_IOMAP pte flag for IO mappings

[linux-2.6-omap-h63xx.git] / arch / x86 / mm / init_64.c

diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 3e10054c57319c25626bd1f43bf830c11453b255..dec5c775e92b14208b3010c0744950c5b912ac0c 100644 (file)
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -89,7 +89,7 @@ early_param("gbpages", parse_direct_gbpages_on);
 
 int after_bootmem;
 
-unsigned long __supported_pte_mask __read_mostly = ~0UL;
+pteval_t __supported_pte_mask __read_mostly = ~_PAGE_IOMAP;
 EXPORT_SYMBOL_GPL(__supported_pte_mask);
 
 static int do_not_nx __cpuinitdata;