修改4g拨号为QMI,需要在系统里后台执行quectel-CM

hc

2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5

 kernel/net/dccp/output.c
..
..
@@ -185,7 +185,7 @@
185
185
 
186
186
 	/* And store cached results */
187
187
 	icsk->icsk_pmtu_cookie = pmtu;
188
-	dp->dccps_mss_cache = cur_mps;
188
+	WRITE_ONCE(dp->dccps_mss_cache, cur_mps);
189
189
 
190
190
 	return cur_mps;
191
191
 }