lib/tsocket: add a fast path to tsocket_writev_send/recv()

This is similar to the tsocket_sendto_send/recv() fast path.

metze

1 files changed, 10 insertions, 0 deletions

diff --git a/lib/tsocket/tsocket_writev.c b/lib/tsocket/tsocket_writev.c
index 27f28a60e46..8c5cd40385a 100644
--- a/lib/tsocket/tsocket_writev.c
+++ b/lib/tsocket/tsocket_writev.c
@@ -103,6 +103,16 @@ struct tevent_req *tsocket_writev_send(struct tsocket_context *sock,
 		goto post;
 	}
 
+	/*
+	 * this is a fast path, not waiting for the
+	 * socket to become explicit writeable gains
+	 * about 10%-20% performance in benchmark tests.
+	 */
+	tsocket_writev_handler(sock, req);
+	if (!tevent_req_is_in_progress(req)) {
+		goto post;
+	}
+
 	talloc_set_destructor(state, tsocket_writev_state_destructor);
 
 	ret = tsocket_set_writeable_handler(sock,