linux-kernel - [PATCH] workqueue: Remove unused assert_rcu_or_wq_mutex_or_pool

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20251110012608.764-1-zhangjiao2@cmss.chinamobile.com>
Date: Mon, 10 Nov 2025 09:26:07 +0800
From: zhangjiao2 <zhangjiao2@...s.chinamobile.com>
To: tj@...nel.org
Cc: linux-kernel@...r.kernel.org,
	jiangshanlai@...il.com,
	lkml@...il.com,
	zhang jiao <zhangjiao2@...s.chinamobile.com>
Subject: [PATCH] workqueue:  Remove unused assert_rcu_or_wq_mutex_or_pool_mutex

From: zhang jiao <zhangjiao2@...s.chinamobile.com>

assert_rcu_or_wq_mutex_or_pool_mutex is never referenced in the code.
Just remove it.

Signed-off-by: zhang jiao <zhangjiao2@...s.chinamobile.com>
---
 kernel/workqueue.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index c6b79b3675c3..a86889d8218b 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -539,12 +539,6 @@ static void show_one_worker_pool(struct worker_pool *pool);
 			 !lockdep_is_held(&wq_pool_mutex),		\
 			 "RCU or wq_pool_mutex should be held")
 
-#define assert_rcu_or_wq_mutex_or_pool_mutex(wq)			\
-	RCU_LOCKDEP_WARN(!rcu_read_lock_any_held() &&			\
-			 !lockdep_is_held(&wq->mutex) &&		\
-			 !lockdep_is_held(&wq_pool_mutex),		\
-			 "RCU, wq->mutex or wq_pool_mutex should be held")
-
 #define for_each_bh_worker_pool(pool, cpu)				\
 	for ((pool) = &per_cpu(bh_worker_pools, cpu)[0];		\
 	     (pool) < &per_cpu(bh_worker_pools, cpu)[NR_STD_WORKER_POOLS]; \
-- 
2.33.0