Re: [PATCH v6 2/6] zpool: clean out dead code

From: Sergey Senozhatsky
Date: Mon Nov 21 2022 - 20:46:41 EST


On (22/11/18 16:15), Nhat Pham wrote:
> There is a lot of provision for flexibility that isn't actually needed
> or used. Zswap (the only zpool user) always passes zpool_ops with an
> .evict method set. The backends who reclaim only do so for zswap, so
> they can also directly call zpool_ops without indirection or checks.
>
> Finally, there is no need to check the retries parameters and bail
> with -EINVAL in the reclaim function, when that's called just a few
> lines below with a hard-coded 8. There is no need to duplicate the
> evictable and sleep_mapped attrs from the driver in zpool_ops.
>
> Signed-off-by: Johannes Weiner <hannes@xxxxxxxxxxx>
> Signed-off-by: Nhat Pham <nphamcs@xxxxxxxxx>

Reviewed-by: Sergey Senozhatsky <senozhatsky@xxxxxxxxxxxx>