1 files changed, 2 insertions, 0 deletions

diff --git a/arch/s390/include/asm/mmu.h b/arch/s390/include/asm/mmu.h
index f77695a82f64..a5e656260a70 100644
--- a/arch/s390/include/asm/mmu.h
+++ b/arch/s390/include/asm/mmu.h
@@ -16,6 +16,8 @@ typedef struct {
         unsigned long vdso_base;
         /* The mmu context has extended page tables. */
         unsigned int has_pgste:1;
+        /* The mmu context uses storage keys. */
+        unsigned int use_skey:1;
 } mm_context_t;
 
 #define INIT_MM_CONTEXT(name)                                                 \