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-rw-r--r--arch/x86/mm/kaiser.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/mm/kaiser.c b/arch/x86/mm/kaiser.c
index 8c95caecd330..b6c645ec4906 100644
--- a/arch/x86/mm/kaiser.c
+++ b/arch/x86/mm/kaiser.c
@@ -189,6 +189,8 @@ static int kaiser_add_user_map(const void *__start_addr, unsigned long size,
* requires that not to be #defined to 0): so mask it off here.
*/
flags &= ~_PAGE_GLOBAL;
+ if (!(__supported_pte_mask & _PAGE_NX))
+ flags &= ~_PAGE_NX;
if (flags & _PAGE_USER)
BUG_ON(address < FIXADDR_START || end_addr >= FIXADDR_TOP);