cgroup: convert for_each_subsys_which() to do-while style
for_each_subsys_which() allows iterating subsystems specified in a subsystem bitmask; unfortunately, it requires the mask to be an unsigned long l-value which can be inconvenient and makes it awkward to use a smaller type for subsystem masks. This patch converts for_each_subsy_which() to do-while style which allows it to drop the l-value requirement. The new iterator is named do_each_subsys_mask() / while_each_subsys_mask(). Signed-off-by: NTejun Heo <tj@kernel.org> Cc: Aleksa Sarai <cyphar@cyphar.com> Acked-by: NJohannes Weiner <hannes@cmpxchg.org>
Showing
想要评论请 注册 或 登录