pidfd: implement PIDFD_THREAD flag for pidfd_open()

[linux-2.6-block.git] / include / uapi / linux / pidfd.h

diff --git a/include/uapi/linux/pidfd.h b/include/uapi/linux/pidfd.h
index 5406fbc1307489e2083a5c9136cf00c3844506ca..2e6461459877ba47dd155ad91460bacfa27ffcbe 100644 (file)
--- a/include/uapi/linux/pidfd.h
+++ b/include/uapi/linux/pidfd.h
@@ -7,6 +7,7 @@
 #include <linux/fcntl.h>
 
 /* Flags for pidfd_open().  */
-#define PIDFD_NONBLOCK O_NONBLOCK
+#define PIDFD_NONBLOCK O_NONBLOCK
+#define PIDFD_THREAD   O_EXCL
 
 #endif /* _UAPI_LINUX_PIDFD_H */