find_gluebi_nolock
g = find_gluebi_nolock(vi->ubi_num, vi->vol_id);
gluebi = find_gluebi_nolock(vi->ubi_num, vi->vol_id);
gluebi = find_gluebi_nolock(vi->ubi_num, vi->vol_id);
gluebi = find_gluebi_nolock(vi->ubi_num, vi->vol_id);