netdev - [PATCH v2 net-next 1/4] Revert "rtnetlink: add guard for RTNL"

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Message-ID: <20241002151240.49813-2-kuniyu@amazon.com>
Date: Wed, 2 Oct 2024 08:12:37 -0700
From: Kuniyuki Iwashima <kuniyu@...zon.com>
To: "David S. Miller" <davem@...emloft.net>, Eric Dumazet
	<edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni
	<pabeni@...hat.com>
CC: Kuniyuki Iwashima <kuniyu@...zon.com>, Kuniyuki Iwashima
	<kuni1840@...il.com>, <netdev@...r.kernel.org>
Subject: [PATCH v2 net-next 1/4] Revert "rtnetlink: add guard for RTNL"

This reverts commit 464eb03c4a7cfb32cb3324249193cf6bb5b35152.

Once we have a per-netns RTNL, we won't use guard(rtnl).

Also, there's no users for now.

  $ grep -rnI "guard(rtnl" || true
  $

Suggested-by: Eric Dumazet <edumazet@...gle.com>
Link: https://lore.kernel.org/netdev/CANn89i+KoYzUH+VPLdGmLABYf5y4TW0hrM4UAeQQJ9AREty0iw@mail.gmail.com/
Signed-off-by: Kuniyuki Iwashima <kuniyu@...zon.com>
---
 include/linux/rtnetlink.h | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/include/linux/rtnetlink.h b/include/linux/rtnetlink.h
index a7da7dfc06a2..cdfc897f1e3c 100644
--- a/include/linux/rtnetlink.h
+++ b/include/linux/rtnetlink.h
@@ -7,7 +7,6 @@
 #include <linux/netdevice.h>
 #include <linux/wait.h>
 #include <linux/refcount.h>
-#include <linux/cleanup.h>
 #include <uapi/linux/rtnetlink.h>
 
 extern int rtnetlink_send(struct sk_buff *skb, struct net *net, u32 pid, u32 group, int echo);
@@ -47,8 +46,6 @@ extern int rtnl_is_locked(void);
 extern int rtnl_lock_killable(void);
 extern bool refcount_dec_and_rtnl_lock(refcount_t *r);
 
-DEFINE_LOCK_GUARD_0(rtnl, rtnl_lock(), rtnl_unlock())
-
 extern wait_queue_head_t netdev_unregistering_wq;
 extern atomic_t dev_unreg_count;
 extern struct rw_semaphore pernet_ops_rwsem;
-- 
2.30.2