[PATCH V2 01/13] block: declare blkcg_[init|exit]_queue in private header

[Christoph Hellwig]

On Sat, Jan 22, 2022 at 07:10:42PM +0800, Ming Lei wrote:
> Both two functions are used by block core code only, so move the
> declaration into private header of block layer.

Hmm.  Given how much of blk-cgroup.h is private I wonder if moving most
of it to block/blk-cgroup.h and just keeping a small public header might
be a better idea.