From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM

---
 kernel/net/sched/em_meta.c |   17 +++++++----------
 1 files changed, 7 insertions(+), 10 deletions(-)

diff --git a/kernel/net/sched/em_meta.c b/kernel/net/sched/em_meta.c
index e36fa92..4625496 100644
--- a/kernel/net/sched/em_meta.c
+++ b/kernel/net/sched/em_meta.c
@@ -1,10 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * net/sched/em_meta.c	Metadata ematch
- *
- *		This program is free software; you can redistribute it and/or
- *		modify it under the terms of the GNU General Public License
- *		as published by the Free Software Foundation; either version
- *		2 of the License, or (at your option) any later version.
  *
  * Authors:	Thomas Graf <tgraf@suug.ch>
  *
@@ -450,7 +446,7 @@
 		*err = -1;
 		return;
 	}
-	dst->value = sk->sk_wmem_queued;
+	dst->value = READ_ONCE(sk->sk_wmem_queued);
 }
 
 META_COLLECTOR(int_sk_fwd_alloc)
@@ -525,7 +521,7 @@
 		*err = -1;
 		return;
 	}
-	dst->value = sk->sk_ack_backlog;
+	dst->value = READ_ONCE(sk->sk_ack_backlog);
 }
 
 META_COLLECTOR(int_sk_max_ack_bl)
@@ -536,7 +532,7 @@
 		*err = -1;
 		return;
 	}
-	dst->value = sk->sk_max_ack_backlog;
+	dst->value = READ_ONCE(sk->sk_max_ack_backlog);
 }
 
 META_COLLECTOR(int_sk_prio)
@@ -558,7 +554,7 @@
 		*err = -1;
 		return;
 	}
-	dst->value = sk->sk_rcvlowat;
+	dst->value = READ_ONCE(sk->sk_rcvlowat);
 }
 
 META_COLLECTOR(int_sk_rcvtimeo)
@@ -912,7 +908,8 @@
 	struct tcf_meta_hdr *hdr;
 	struct meta_match *meta = NULL;
 
-	err = nla_parse(tb, TCA_EM_META_MAX, data, len, meta_policy, NULL);
+	err = nla_parse_deprecated(tb, TCA_EM_META_MAX, data, len,
+				   meta_policy, NULL);
 	if (err < 0)
 		goto errout;
 

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