diff options
| -rw-r--r-- | arch/x86/include/asm/uaccess.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/include/asm/uaccess.h b/arch/x86/include/asm/uaccess.h index 336c8aedb6a1..d74bf3a41706 100644 --- a/arch/x86/include/asm/uaccess.h +++ b/arch/x86/include/asm/uaccess.h @@ -462,6 +462,11 @@ struct __large_struct { unsigned long buf[100]; }; current_thread_info()->uaccess_err = 0; \ barrier(); +#define uaccess_try_nospec do { \ + int prev_err = current_thread_info()->uaccess_err; \ + current_thread_info()->uaccess_err = 0; \ + barrier_nospec(); + #define uaccess_catch(err) \ (err) |= current_thread_info()->uaccess_err; \ current_thread_info()->uaccess_err = prev_err; \ |