linux-kernel - [PATCH v12 06/69] radix tree test suite: add lockdep_is

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Message-ID: <20220720021727.17018-7-Liam.Howlett@oracle.com>
Date:   Wed, 20 Jul 2022 02:17:41 +0000
From:   Liam Howlett <liam.howlett@...cle.com>
To:     "maple-tree@...ts.infradead.org" <maple-tree@...ts.infradead.org>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Hugh Dickins <hughd@...gle.com>
CC:     Yu Zhao <yuzhao@...gle.com>
Subject: [PATCH v12 06/69] radix tree test suite: add lockdep_is_held to
 header

From: "Liam R. Howlett" <Liam.Howlett@...cle.com>

maple tree uses lockdep_is_held, so define it as external in the header.

Link: https://lkml.kernel.org/r/20220504010716.661115-8-Liam.Howlett@oracle.com
Link: https://lkml.kernel.org/r/20220621204632.3370049-7-Liam.Howlett@oracle.com
Signed-off-by: Liam R. Howlett <Liam.Howlett@...cle.com>
Cc: Catalin Marinas <catalin.marinas@....com>
Cc: David Howells <dhowells@...hat.com>
Cc: "Matthew Wilcox (Oracle)" <willy@...radead.org>
Cc: SeongJae Park <sj@...nel.org>
Cc: Vlastimil Babka <vbabka@...e.cz>
Cc: Will Deacon <will@...nel.org>
Cc: Davidlohr Bueso <dave@...olabs.net>
Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
---
 tools/testing/radix-tree/linux/lockdep.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/testing/radix-tree/linux/lockdep.h b/tools/testing/radix-tree/linux/lockdep.h
index 016cff473cfc..62473ab57f99 100644
--- a/tools/testing/radix-tree/linux/lockdep.h
+++ b/tools/testing/radix-tree/linux/lockdep.h
@@ -11,4 +11,6 @@ static inline void lockdep_set_class(spinlock_t *lock,
 					struct lock_class_key *key)
 {
 }
+
+extern int lockdep_is_held(const void *);
 #endif /* _LINUX_LOCKDEP_H */
-- 
2.35.1