2018-09-14 15:30:14

by zhong jiang

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Subject: [PATCH] ocfs2: Fix a GCC compiled warning.

Fix the following compile warning:

fs/ocfs2/dlmglue.c:99:30: warning: ‘lockdep_keys’ defined but not used [-Wunused-variable]
static struct lock_class_key lockdep_keys[OCFS2_NUM_LOCK_TYPES];

Signed-off-by: zhong jiang <[email protected]>
---
fs/ocfs2/dlmglue.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index 040ddb6..7c83582 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -96,7 +96,9 @@ struct ocfs2_unblock_ctl {
};

/* Lockdep class keys */
+#ifdef CONFIG_DEBUG_LOCK_ALLOC
static struct lock_class_key lockdep_keys[OCFS2_NUM_LOCK_TYPES];
+#endif

static int ocfs2_check_meta_downconvert(struct ocfs2_lock_res *lockres,
int new_level);
--
1.7.12.4