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/sunrpc/svcauth_unix.c | 17 +++++++++++++----
1 files changed, 13 insertions(+), 4 deletions(-)
diff --git a/kernel/net/sunrpc/svcauth_unix.c b/kernel/net/sunrpc/svcauth_unix.c
index 97c0bdd..60754a2 100644
--- a/kernel/net/sunrpc/svcauth_unix.c
+++ b/kernel/net/sunrpc/svcauth_unix.c
@@ -424,14 +424,23 @@
return hash_long(from_kuid(&init_user_ns, uid), GID_HASHBITS);
}
+static void unix_gid_free(struct rcu_head *rcu)
+{
+ struct unix_gid *ug = container_of(rcu, struct unix_gid, rcu);
+ struct cache_head *item = &ug->h;
+
+ if (test_bit(CACHE_VALID, &item->flags) &&
+ !test_bit(CACHE_NEGATIVE, &item->flags))
+ put_group_info(ug->gi);
+ kfree(ug);
+}
+
static void unix_gid_put(struct kref *kref)
{
struct cache_head *item = container_of(kref, struct cache_head, ref);
struct unix_gid *ug = container_of(item, struct unix_gid, h);
- if (test_bit(CACHE_VALID, &item->flags) &&
- !test_bit(CACHE_NEGATIVE, &item->flags))
- put_group_info(ug->gi);
- kfree_rcu(ug, rcu);
+
+ call_rcu(&ug->rcu, unix_gid_free);
}
static int unix_gid_match(struct cache_head *corig, struct cache_head *cnew)
--
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