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-rw-r--r--fs/ocfs2/sysfile.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/fs/ocfs2/sysfile.c b/fs/ocfs2/sysfile.c
index ab713eb..40e5370 100644
--- a/fs/ocfs2/sysfile.c
+++ b/fs/ocfs2/sysfile.c
@@ -50,6 +50,10 @@ static inline int is_in_system_inode_array(struct ocfs2_super *osb,
int type,
u32 slot);
+#ifdef CONFIG_DEBUG_LOCK_ALLOC
+static struct lock_class_key ocfs2_sysfile_cluster_lock_key[NUM_SYSTEM_INODES];
+#endif
+
static inline int is_global_system_inode(int type)
{
return type >= OCFS2_FIRST_ONLINE_SYSTEM_INODE &&
@@ -118,6 +122,21 @@ static struct inode * _ocfs2_get_system_file_inode(struct ocfs2_super *osb,
inode = NULL;
goto bail;
}
+#ifdef CONFIG_DEBUG_LOCK_ALLOC
+ if (type == LOCAL_USER_QUOTA_SYSTEM_INODE ||
+ type == LOCAL_GROUP_QUOTA_SYSTEM_INODE ||
+ type == JOURNAL_SYSTEM_INODE) {
+ /* Ignore inode lock on these inodes as the lock does not
+ * really belong to any process and lockdep cannot handle
+ * that */
+ OCFS2_I(inode)->ip_inode_lockres.l_lockdep_map.key = NULL;
+ } else {
+ lockdep_init_map(&OCFS2_I(inode)->ip_inode_lockres.
+ l_lockdep_map,
+ ocfs2_system_inodes[type].si_name,
+ &ocfs2_sysfile_cluster_lock_key[type], 0);
+ }
+#endif
bail:
return inode;
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