Apply preempt_rt patch-4.9-rt1.patch.xz

[zynq/linux.git] / include / linux / uaccess.h

diff --git a/include/linux/uaccess.h b/include/linux/uaccess.h
index f30c187ed785366231e318a7beab151e0bba64b6..83bf0f798426a3c4b43660226c40a6dd00652203 100644 (file)
--- a/include/linux/uaccess.h
+++ b/include/linux/uaccess.h
@@ -24,6 +24,7 @@ static __always_inline void pagefault_disabled_dec(void)
  */
 static inline void pagefault_disable(void)
 {
+       migrate_disable();
        pagefault_disabled_inc();
        /*
         * make sure to have issued the store before a pagefault
@@ -40,6 +41,7 @@ static inline void pagefault_enable(void)
         */
        barrier();
        pagefault_disabled_dec();
+       migrate_enable();
 }
 
 /*