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authorSergey Kandaurov <pluknet@nginx.com>2020-10-01 12:10:37 +0100
committerSergey Kandaurov <pluknet@nginx.com>2020-10-01 12:10:37 +0100
commitee4a6024cc0097d8ab29af8441172846de6b0f64 (patch)
treee2d1e3456569fa39b50fcfcdb6c793ed6cc0db2c /src
parent7bd3868715b57f339ea5d61372bbca449509102f (diff)
downloadnginx-ee4a6024cc0097d8ab29af8441172846de6b0f64.tar.gz
nginx-ee4a6024cc0097d8ab29af8441172846de6b0f64.zip
QUIC: a bandaid for calculating ack_delay with non-monotonic time.
Diffstat (limited to 'src')
-rw-r--r--src/event/ngx_event_quic.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/event/ngx_event_quic.c b/src/event/ngx_event_quic.c
index f223f5d7f..ed7922909 100644
--- a/src/event/ngx_event_quic.c
+++ b/src/event/ngx_event_quic.c
@@ -2265,6 +2265,7 @@ ngx_quic_ack_delay(ngx_connection_t *c, struct timeval *received,
ngx_gettimeofday(&tv);
ack_delay = (tv.tv_sec - received->tv_sec) * 1000000
+ tv.tv_usec - received->tv_usec;
+ ack_delay = ngx_max(ack_delay, 0);
ack_delay >>= c->quic->ctp.ack_delay_exponent;
}