linux-kernel - [PATCH] locking/lockdep: Cleanup the repeated declaration

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Message-ID: <1629875224-32751-1-git-send-email-zhangshaokun@hisilicon.com>
Date:   Wed, 25 Aug 2021 15:07:04 +0800
From:   Shaokun Zhang <zhangshaokun@...ilicon.com>
To:     <linux-kernel@...r.kernel.org>
CC:     Shaokun Zhang <zhangshaokun@...ilicon.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...nel.org>
Subject: [PATCH] locking/lockdep: Cleanup the repeated declaration

'struct task_struct' has been decleared twice, so keep the top one and
cleanup the repeated one.

Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Ingo Molnar <mingo@...nel.org>
Signed-off-by: Shaokun Zhang <zhangshaokun@...ilicon.com>
---
 include/linux/debug_locks.h | 2 --
 1 file changed, 2 deletions(-)

diff --git a/include/linux/debug_locks.h b/include/linux/debug_locks.h
index 3f49e65169c6..dbb409d77d4f 100644
--- a/include/linux/debug_locks.h
+++ b/include/linux/debug_locks.h
@@ -47,8 +47,6 @@ extern int debug_locks_off(void);
 # define locking_selftest()	do { } while (0)
 #endif
 
-struct task_struct;
-
 #ifdef CONFIG_LOCKDEP
 extern void debug_show_all_locks(void);
 extern void debug_show_held_locks(struct task_struct *task);
-- 
2.7.4