maskit commented on a change in pull request #7282:
URL: https://github.com/apache/trafficserver/pull/7282#discussion_r508933688
##########
File path: proxy/http2/Http2ClientSession.cc
##########
@@ -299,18 +299,38 @@ Http2ClientSession::set_half_close_local_flag(bool flag)
}
int64_t
-Http2ClientSession::xmit(const Http2TxFrame &frame)
+Http2ClientSession::xmit(const Http2TxFrame &frame, bool flush)
{
int64_t len = frame.write_to(this->write_buffer);
+ this->_pending_sending_data_size += len;
+
+ // Force flush for some cases
+ if (!flush) {
+ // Flush if we already use half of the buffer to avoid adding a new block
to the chain.
Review comment:
You're right. There's no guarantee, and "flush" may be not a good name
in that sense. Like the big frame case explained on next line, `write_buffer`
may have multiple blocks, but it's just an unfortunate case (it always has
been), so it doesn't affect the sending process.
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