Re: [PATCH] zram: further limit recompression threshold

From: Brian Geffon
Date: Wed Jun 14 2023 - 10:17:04 EST


Thanks Sergey

On Wed, Jun 14, 2023 at 10:13 AM Sergey Senozhatsky
<senozhatsky@xxxxxxxxxxxx> wrote:
>
> Recompression threshold should be below huge-size-class
> watermark.

Acked-by: Brian Geffon <bgeffon@xxxxxxxxxx>

>
> Suggested-by: Brian Geffon <bgeffon@xxxxxxxxxx>
> Signed-off-by: Sergey Senozhatsky <senozhatsky@xxxxxxxxxxxx>
> ---
> drivers/block/zram/zram_drv.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
> index 1867f378b319..5676e6dd5b16 100644
> --- a/drivers/block/zram/zram_drv.c
> +++ b/drivers/block/zram/zram_drv.c
> @@ -1753,7 +1753,7 @@ static ssize_t recompress_store(struct device *dev,
> }
> }
>
> - if (threshold >= PAGE_SIZE)
> + if (threshold >= huge_class_size)
> return -EINVAL;
>
> down_read(&zram->init_lock);
> --
> 2.41.0.162.gfafddb0af9-goog
>