diff --git a/arch/sh/mm/cache-debugfs.c b/arch/sh/mm/cache-debugfs.c
index db6d950..c5b56d5 100644
--- a/arch/sh/mm/cache-debugfs.c
+++ b/arch/sh/mm/cache-debugfs.c
@@ -127,13 +127,13 @@
 {
 	struct dentry *dcache_dentry, *icache_dentry;
 
-	dcache_dentry = debugfs_create_file("dcache", S_IRUSR, NULL,
+	dcache_dentry = debugfs_create_file("dcache", S_IRUSR, sh_debugfs_root,
 					    (unsigned int *)CACHE_TYPE_DCACHE,
 					    &cache_debugfs_fops);
 	if (IS_ERR(dcache_dentry))
 		return PTR_ERR(dcache_dentry);
 
-	icache_dentry = debugfs_create_file("icache", S_IRUSR, NULL,
+	icache_dentry = debugfs_create_file("icache", S_IRUSR, sh_debugfs_root,
 					    (unsigned int *)CACHE_TYPE_ICACHE,
 					    &cache_debugfs_fops);
 	if (IS_ERR(icache_dentry)) {