From 013c6113958018e284ba87a14252e616bbad689e Mon Sep 17 00:00:00 2001
From: zhangqingyang <zhangqingyang@corp.netease.com>
Date: Wed, 24 Sep 2025 17:55:11 +0800
Subject: [PATCH] =?UTF-8?q?=E5=BF=AB=E9=80=9F=E9=87=8D=E4=BC=A0=E7=9A=84?=
 =?UTF-8?q?=E6=AC=A1=E6=95=B0=E5=8D=95=E7=8B=AC=E8=AE=A1=E6=95=B0?=
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---
 ikcp.c | 4 +++-
 ikcp.h | 1 +
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/ikcp.c b/ikcp.c
index d030dbda..0a643597 100644
--- a/ikcp.c
+++ b/ikcp.c
@@ -1046,6 +1046,7 @@ void ikcp_flush(ikcpcb *kcp)
 		newseg->rto = kcp->rx_rto;
 		newseg->fastack = 0;
 		newseg->xmit = 0;
+		newseg->fast_xmit = 0;
 	}
 
 	// calculate resent
@@ -1077,10 +1078,11 @@ void ikcp_flush(ikcpcb *kcp)
 			lost = 1;
 		}
 		else if (segment->fastack >= resent) {
-			if ((int)segment->xmit <= kcp->fastlimit || 
+			if ((int)segment->fast_xmit < kcp->fastlimit || 
 				kcp->fastlimit <= 0) {
 				needsend = 1;
 				segment->xmit++;
+				segment->fast_xmit++;
 				segment->fastack = 0;
 				segment->resendts = current + segment->rto;
 				change++;
diff --git a/ikcp.h b/ikcp.h
index e525105c..be3dac8a 100644
--- a/ikcp.h
+++ b/ikcp.h
@@ -279,6 +279,7 @@ struct IKCPSEG
 	IUINT32 rto;
 	IUINT32 fastack;
 	IUINT32 xmit;
+	IUINT32 fast_xmit;
 	char data[1];
 };