From: Nhat Pham <nphamcs@gmail.com>
To: Johannes Weiner <hannes@cmpxchg.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Yosry Ahmed <yosryahmed@google.com>,
Chengming Zhou <zhouchengming@bytedance.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/3] mm: remove zpool
Date: Fri, 5 Sep 2025 10:52:18 -0700 [thread overview]
Message-ID: <CAKEwX=M8ccnsOUc4_ZcFrg-8MSwDDF250=LCFKctvTrL5vJZ6g@mail.gmail.com> (raw)
In-Reply-To: <20250829162212.208258-1-hannes@cmpxchg.org>
On Fri, Aug 29, 2025 at 9:22 AM Johannes Weiner <hannes@cmpxchg.org> wrote:
>
> zpool is an indirection layer for zswap to switch between multiple
> allocator backends at runtime. Since 6.15, zsmalloc is the only
> allocator left in-tree, so there is no point in keeping zpool around.
>
Taking a step back, even if we do have needs for multiple allocators
for different setups, having it runtime-selectable makes no sense.
If you just need one particular allocator per-set up, then it's better
select it at build/boot time. And we have ways to do it, without
adding 700+ LoCs boilerplate.
So:
Acked-by: Nhat Pham <nphamcs@gmail.com>
next prev parent reply other threads:[~2025-09-05 17:52 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-29 16:15 Johannes Weiner
2025-08-29 16:15 ` [PATCH 1/3] mm: zswap: interact directly with zsmalloc Johannes Weiner
2025-09-05 18:53 ` Yosry Ahmed
2025-09-09 15:01 ` Johannes Weiner
2025-09-09 20:10 ` Yosry Ahmed
2025-09-10 13:42 ` Johannes Weiner
2025-09-11 14:30 ` Yosry Ahmed
2025-09-15 15:36 ` Johannes Weiner
2025-09-15 19:33 ` Yosry Ahmed
2025-08-29 16:15 ` [PATCH 2/3] mm: remove unused zpool layer Johannes Weiner
2025-08-29 19:07 ` SeongJae Park
2025-09-09 15:13 ` Johannes Weiner
2025-09-10 3:14 ` SeongJae Park
2025-09-05 18:58 ` Yosry Ahmed
2025-09-09 15:16 ` Johannes Weiner
2025-09-09 20:08 ` Yosry Ahmed
2025-09-09 20:09 ` Yosry Ahmed
2025-09-10 13:46 ` Johannes Weiner
2025-08-29 16:15 ` [PATCH 3/3] mm: zpdesc: minor naming and comment corrections Johannes Weiner
2025-09-05 19:05 ` Yosry Ahmed
2025-09-09 15:11 ` Johannes Weiner
2025-09-09 20:08 ` Yosry Ahmed
2025-09-04 9:33 ` [PATCH 0/3] mm: remove zpool Vitaly Wool
2025-09-04 10:13 ` Vlastimil Babka
2025-09-04 11:26 ` David Hildenbrand
2025-09-05 5:36 ` Vitaly Wool
2025-09-04 14:11 ` Vitaly Wool
2025-09-05 7:03 ` Vlastimil Babka
2025-09-05 18:02 ` Nhat Pham
2025-09-05 22:42 ` Vitaly Wool
2025-09-05 19:57 ` Yosry Ahmed
2025-09-06 5:25 ` Sergey Senozhatsky
2025-09-08 12:18 ` Sergey Senozhatsky
2025-09-09 20:12 ` Yosry Ahmed
2025-09-13 13:55 ` Vitaly Wool
2025-09-15 19:37 ` Yosry Ahmed
2025-09-16 11:16 ` Vitaly Wool
2025-09-16 3:29 ` Sergey Senozhatsky
2025-09-04 23:47 ` Andrew Morton
2025-09-05 5:42 ` Vitaly Wool
2025-09-05 18:30 ` Andrew Morton
2025-09-05 22:20 ` Vitaly Wool
2025-09-04 9:51 ` Vitaly Wool
2025-09-05 17:52 ` Nhat Pham [this message]
2025-09-05 19:45 ` Yosry Ahmed
2025-09-05 21:35 ` Nhat Pham
2025-09-09 15:03 ` Johannes Weiner
2025-09-09 20:11 ` Yosry Ahmed
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