| From: zhong jiang <zhongjiang@huawei.com> |
| Subject: ocfs2: fix a GCC 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]; |
| |
| Link: http://lkml.kernel.org/r/1536938148-32110-1-git-send-email-zhongjiang@huawei.com |
| Signed-off-by: zhong jiang <zhongjiang@huawei.com> |
| Reviewed-by: Andrew Morton <akpm@linux-foundation.org> |
| Signed-off-by: Andrew Morton <akpm@linux-foundation.org> |
| --- |
| |
| |
| --- a/fs/ocfs2/dlmglue.c~ocfs2-fix-a-gcc-compiled-warning |
| +++ a/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); |
| _ |
