ext4_dentry_ops   718 fs/ext4/dir.c  const struct dentry_operations ext4_dentry_ops = {
ext4_dentry_ops  3122 fs/ext4/ext4.h extern const struct dentry_operations ext4_dentry_ops;
ext4_dentry_ops  4536 fs/ext4/super.c 		sb->s_d_op = &ext4_dentry_ops;