1 files changed, 9 insertions, 0 deletions

diff --git a/arch/um/include/os.h b/arch/um/include/os.h
index 583329d0a539..2e58e304b8be 100644
--- a/arch/um/include/os.h
+++ b/arch/um/include/os.h
@@ -6,6 +6,7 @@
 #ifndef __OS_H__
 #define __OS_H__
 
+#include "uml-config.h"
 #include "asm/types.h"
 #include "../os/include/file.h"
 
@@ -157,6 +158,14 @@ extern int os_lock_file(int fd, int excl);
 extern void os_early_checks(void);
 extern int can_do_skas(void);
 
+/* Make sure they are clear when running in TT mode. Required by
+ * SEGV_MAYBE_FIXABLE */
+#ifdef UML_CONFIG_MODE_SKAS
+#define clear_can_do_skas() do { ptrace_faultinfo = proc_mm = 0; } while (0)
+#else
+#define clear_can_do_skas() do {} while (0)
+#endif
+
 /* mem.c */
 extern int create_mem_file(unsigned long len);