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optimize window update generation, reducing profiler footprint by 8%

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This commit is contained in:
Lucas Clemente
2016-09-15 09:10:59 +02:00
parent 7bd4d0852c
commit 2592b9a97c
5 changed files with 38 additions and 50 deletions
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22
session.go
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@@ -659,25 +659,11 @@ func (s *Session) tryDecryptingQueuedPackets() {
}
func (s *Session) getWindowUpdateFrames() ([]*frames.WindowUpdateFrame, error) {
var res []*frames.WindowUpdateFrame
s.streamsMap.Iterate(func(str *stream) (bool, error) {
id := str.StreamID()
doUpdate, offset, err := s.flowControlManager.MaybeTriggerStreamWindowUpdate(id)
if err != nil {
return false, err
}
if doUpdate {
res = append(res, &frames.WindowUpdateFrame{StreamID: id, ByteOffset: offset})
}
return true, nil
})
doUpdate, offset := s.flowControlManager.MaybeTriggerConnectionWindowUpdate()
if doUpdate {
res = append(res, &frames.WindowUpdateFrame{StreamID: 0, ByteOffset: offset})
updates := s.flowControlManager.GetWindowUpdates()
res := make([]*frames.WindowUpdateFrame, len(updates))
for i, u := range updates {
res[i] = &frames.WindowUpdateFrame{StreamID: u.StreamID, ByteOffset: u.Offset}
}
return res, nil
}