Re: [PATCH] zram: move backing_dev under macro CONFIG_ZRAM_WRITEBACK

[Minchan Kim]

On Mon, Jan 20, 2020 at 11:41:55AM +0800, Yue Hu wrote:
> From: Yue Hu <huyue2@xxxxxxxxxx>
> 
> backing_dev is never used when not enable CONFIG_ZRAM_WRITEBACK and
> it's introduced from writeback feature. So it's needless also affect
> readability in that case.
> 
> Signed-off-by: Yue Hu <huyue2@xxxxxxxxxx>
Acked-by: Minchan Kim <minchan@xxxxxxxxxx>