linux-kernel - Re: [RFC PATCH 5/9] mm: zswap: remove zswap_same_filled_pages

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Message-ID: <CAJD7tka4iKD0=MOkj7iBCXvG6Jmq6WQgvRNV3mY+YRWPnYWmAg@mail.gmail.com>
Date: Thu, 28 Mar 2024 13:06:13 -0700
From: Yosry Ahmed <yosryahmed@...gle.com>
To: Johannes Weiner <hannes@...xchg.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>, Nhat Pham <nphamcs@...il.com>, 
	Chengming Zhou <chengming.zhou@...ux.dev>, linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH 5/9] mm: zswap: remove zswap_same_filled_pages_enabled

On Thu, Mar 28, 2024 at 12:11 PM Johannes Weiner <hannes@...xchg.org> wrote:
>
> On Mon, Mar 25, 2024 at 11:50:13PM +0000, Yosry Ahmed wrote:
> > There is no logical reason to refuse storing same-filled pages more
> > efficiently and opt for compression. Remove the userspace knob.
> >
> > Signed-off-by: Yosry Ahmed <yosryahmed@...gle.com>
>
> Acked-by: Johannes Weiner <hannes@...xchg.org>
>
> I also think the non_same_filled_pages_enabled option should go
> away. Both of these tunables are pretty bizarre.

Happy to remove both in the next version :)

Thanks!