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Diffstat (limited to 'include/uapi/linux/pidfd.h')
-rw-r--r--include/uapi/linux/pidfd.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/uapi/linux/pidfd.h b/include/uapi/linux/pidfd.h
index 5406fbc13074..72ec000a97cd 100644
--- a/include/uapi/linux/pidfd.h
+++ b/include/uapi/linux/pidfd.h
@@ -7,6 +7,12 @@
#include <linux/fcntl.h>
/* Flags for pidfd_open(). */
-#define PIDFD_NONBLOCK O_NONBLOCK
+#define PIDFD_NONBLOCK O_NONBLOCK
+#define PIDFD_THREAD O_EXCL
+
+/* Flags for pidfd_send_signal(). */
+#define PIDFD_SIGNAL_THREAD (1UL << 0)
+#define PIDFD_SIGNAL_THREAD_GROUP (1UL << 1)
+#define PIDFD_SIGNAL_PROCESS_GROUP (1UL << 2)
#endif /* _UAPI_LINUX_PIDFD_H */