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queue stream window updates directly from stream.Read

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By queueing receive window updates directly from stream.Read, it is no
longer necessary to ask every stream for window updates when sending a
packet.
This commit is contained in:
Marten Seemann 2017-12-19 13:46:52 +07:00
parent 74c00a8dd8
commit c270de3538
8 changed files with 187 additions and 42 deletions
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5
receive_stream.go
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@ -139,7 +139,10 @@ func (s *receiveStream) Read(p []byte) (int, error) {
if !s.resetRemotely {
s.flowController.AddBytesRead(protocol.ByteCount(m))
}
s.sender.scheduleSending() // so that a possible WINDOW_UPDATE is sent
// this call triggers the flow controller to increase the flow control window, if necessary
if offset := s.flowController.GetWindowUpdate(); offset != 0 {
s.sender.onHasWindowUpdate(s.streamID, offset)
}
if s.readPosInFrame >= int(frame.DataLen()) {
s.frameQueue.Pop()