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comparison src/event/ngx_event_quic.c @ 8053:4e3a71621c9a quic

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QUIC: do not arm loss detection timer for succeeding packets.
author Sergey Kandaurov <pluknet@nginx.com>
date Wed, 19 Aug 2020 13:24:47 +0300
parents 52c88f41d24c
children 355e079c5eee
comparison
equal deleted inserted replaced
8052:52c88f41d24c 8053:4e3a71621c9a
3779 3779
3780 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { 3780 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) {
3781 3781
3782 ctx = &qc->send_ctx[i]; 3782 ctx = &qc->send_ctx[i];
3783 3783
3784 if (ctx->largest_ack == (uint64_t) -1) {
3785 continue;
3786 }
3787
3784 while (!ngx_queue_empty(&ctx->sent)) { 3788 while (!ngx_queue_empty(&ctx->sent)) {
3785 3789
3786 q = ngx_queue_head(&ctx->sent); 3790 q = ngx_queue_head(&ctx->sent);
3787 start = ngx_queue_data(q, ngx_quic_frame_t, queue); 3791 start = ngx_queue_data(q, ngx_quic_frame_t, queue);
3792
3793 if (start->pnum > ctx->largest_ack) {
3794 break;
3795 }
3788 3796
3789 wait = start->last + thr - now; 3797 wait = start->last + thr - now;
3790 3798
3791 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, 3799 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0,
3792 "quic detect_lost pnum:%ui thr:%M wait:%i level:%d", 3800 "quic detect_lost pnum:%ui thr:%M wait:%i level:%d",
3796 3804
3797 if (min_wait == 0 || wait < min_wait) { 3805 if (min_wait == 0 || wait < min_wait) {
3798 min_wait = wait; 3806 min_wait = wait;
3799 } 3807 }
3800 3808
3801 if ((start->pnum > ctx->largest_ack) 3809 if (ctx->largest_ack - start->pnum < NGX_QUIC_PKT_THR) {
3802 || ctx->largest_ack == (uint64_t) -1
3803 || ((ctx->largest_ack - start->pnum) < NGX_QUIC_PKT_THR))
3804 {
3805 break; 3810 break;
3806 } 3811 }
3807 } 3812 }
3808 3813
3809 if (ngx_quic_resend_frames(c, ctx, start) != NGX_OK) { 3814 if (ngx_quic_resend_frames(c, ctx, start) != NGX_OK) {