flex_groups
struct flex_groups * __rcu *s_flex_groups;
struct flex_groups *fg;
struct flex_groups *fg = sbi_array_rcu_deref(EXT4_SB(sb),
struct flex_groups *fg = sbi_array_rcu_deref(sbi,
struct flex_groups *fg;
struct flex_groups **flex_groups;
flex_groups = rcu_access_pointer(sbi->s_flex_groups);
if (flex_groups) {
kvfree(flex_groups[i]);
kvfree(flex_groups);
struct flex_groups **old_groups, **new_groups;
sizeof(struct flex_groups)),
sizeof(struct flex_groups *)));
struct flex_groups *fg;