signal: define the SA_EXPOSE_TAGBITS bit in sa_flags

[linux-block.git] / include / linux / signal_types.h

diff --git a/include/linux/signal_types.h b/include/linux/signal_types.h
index f8a90ae9c6ec45ea65166bfb56fa2e96c20d9bef..68e06c75c5b22ac9d8d5e5c5c45792b60f5d4958 100644 (file)
--- a/include/linux/signal_types.h
+++ b/include/linux/signal_types.h
@@ -68,4 +68,16 @@ struct ksignal {
        int sig;
 };
 
+#ifndef __ARCH_UAPI_SA_FLAGS
+#ifdef SA_RESTORER
+#define __ARCH_UAPI_SA_FLAGS   SA_RESTORER
+#else
+#define __ARCH_UAPI_SA_FLAGS   0
+#endif
+#endif
+
+#define UAPI_SA_FLAGS                                                          \
+       (SA_NOCLDSTOP | SA_NOCLDWAIT | SA_SIGINFO | SA_ONSTACK | SA_RESTART |  \
+        SA_NODEFER | SA_RESETHAND | SA_EXPOSE_TAGBITS | __ARCH_UAPI_SA_FLAGS)
+
 #endif /* _LINUX_SIGNAL_TYPES_H */