[PATCH] erofs: move erofs_{allocpage,release_pages}() under CONFIG_EROFS_FS_ZIP

[Gao Xiang]

On 2023/5/19 19:33, Yue Hu wrote:
> From: Yue Hu <huyue2 at coolpad.com>
> 
> These two functions are only used for compression side now. Also,
> eliminate unused pagevec.h inclusion.
> 
> Signed-off-by: Yue Hu <huyue2 at coolpad.com>

That seems unnecessary since utils.c shouldn't be included with
some inner Kconfig.

BTW, I'm now cleanup such stuffs for folios as well.

Thanks,
Gao Xiang