From ea08eeccae9297f7aabd2ef7f0c2517ac4549acc Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:18:26 +0000
Subject: [PATCH] write in 30M

---
 kernel/net/dccp/output.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/net/dccp/output.c b/kernel/net/dccp/output.c
index 50e6d56..d679032 100644
--- a/kernel/net/dccp/output.c
+++ b/kernel/net/dccp/output.c
@@ -185,7 +185,7 @@
 
 	/* And store cached results */
 	icsk->icsk_pmtu_cookie = pmtu;
-	dp->dccps_mss_cache = cur_mps;
+	WRITE_ONCE(dp->dccps_mss_cache, cur_mps);
 
 	return cur_mps;
 }

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