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QUIC: a bandaid for calculating ack_delay with non-monotonic time.
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@ -2265,6 +2265,7 @@ ngx_quic_ack_delay(ngx_connection_t *c, struct timeval *received,
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ngx_gettimeofday(&tv);
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ack_delay = (tv.tv_sec - received->tv_sec) * 1000000
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+ tv.tv_usec - received->tv_usec;
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ack_delay = ngx_max(ack_delay, 0);
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ack_delay >>= c->quic->ctp.ack_delay_exponent;
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}
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