[PATCH 3/4] erofs: reference `struct erofs_device_info` for erofs_map_dev

[Chao Yu]

On 2024/12/12 21:35, Gao Xiang wrote:
> Record `m_sb` and `m_dif` to replace `m_fscache`, `m_daxdev`, `m_fp`
> and `m_dax_part_off` in order to simplify the codebase.
> 
> Note that `m_bdev` is still left since it can be assigned from
> `sb->s_bdev` directly.
> 
> Signed-off-by: Gao Xiang <hsiangkao at linux.alibaba.com>

Reviewed-by: Chao Yu <chao at kernel.org>

Thanks,