[PATCH] splice: add a SPLICE_F_MORE flag

This lets userspace indicate whether more data will be coming in a
subsequent splice call.

Signed-off-by: Jens Axboe <axboe@suse.de>
diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h
index 3286500..70ae933 100644
--- a/include/linux/pipe_fs_i.h
+++ b/include/linux/pipe_fs_i.h
@@ -62,5 +62,6 @@
 #define SPLICE_F_NONBLOCK (0x02) /* don't block on the pipe splicing (but */
 				 /* we may still block on the fd we splice */
 				 /* from/to, of course */
+#define SPLICE_F_MORE	(0x04)	/* expect more data */
 
 #endif