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/core/sock_map.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/kernel/net/core/sock_map.c b/kernel/net/core/sock_map.c
index cbf4184..f375ef1 100644
--- a/kernel/net/core/sock_map.c
+++ b/kernel/net/core/sock_map.c
@@ -122,7 +122,6 @@
__acquires(&sk->sk_lock.slock)
{
lock_sock(sk);
- preempt_disable();
rcu_read_lock();
}
@@ -130,7 +129,6 @@
__releases(&sk->sk_lock.slock)
{
rcu_read_unlock();
- preempt_enable();
release_sock(sk);
}
@@ -358,11 +356,13 @@
sk = xchg(psk, NULL);
if (sk) {
+ sock_hold(sk);
lock_sock(sk);
rcu_read_lock();
sock_map_unref(sk, psk);
rcu_read_unlock();
release_sock(sk);
+ sock_put(sk);
}
}
--
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