From: Christoph Hellwig <hch@infradead.org>
To: Kuan-Wei Chiu <visitorckw@gmail.com>
Cc: xavier_qy@163.com, longman@redhat.com, lizefan.x@bytedance.com,
tj@kernel.org, hannes@cmpxchg.org, mkoutny@suse.com,
akpm@linux-foundation.org, jserv@ccns.ncku.edu.tw,
linux-kernel@vger.kernel.org, cgroups@vger.kernel.org
Subject: Re: [PATCH v2 0/6] Enhance union-find with KUnit tests and optimization improvements
Date: Wed, 9 Oct 2024 02:09:51 -0700 [thread overview]
Message-ID: <ZwZIXxQLyJUL_nOW@infradead.org> (raw)
In-Reply-To: <20241007152833.2282199-1-visitorckw@gmail.com>
On Mon, Oct 07, 2024 at 11:28:27PM +0800, Kuan-Wei Chiu wrote:
> This patch series adds KUnit tests for the union-find implementation
> and optimizes the path compression in the uf_find() function to achieve
> a lower tree height and improved efficiency. Additionally, it modifies
> uf_union() to return a boolean value indicating whether a merge
> occurred, enhancing the process of calculating the number of groups in
> the cgroup cpuset.
Given that this fairly special union find code is obly used in the
cpuset code, please move the code there rather adding more exports.
Even as-is it is bloating every kernel build even without cgroups
for no good reason.
next prev parent reply other threads:[~2024-10-09 9:09 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-07 15:28 [PATCH v2 0/6] Enhance union-find with KUnit tests and optimization improvements Kuan-Wei Chiu
2024-10-07 15:28 ` [PATCH v2 1/6] lib/union_find: Add EXPORT_SYMBOL() for uf_find() and uf_union() Kuan-Wei Chiu
2024-10-09 14:55 ` Waiman Long
2024-10-07 15:28 ` [PATCH v2 2/6] lib/union_find: Change uf_union() return type to bool Kuan-Wei Chiu
2024-10-07 15:28 ` [PATCH v2 3/6] lib: Add KUnit tests for union-find implementation Kuan-Wei Chiu
2024-10-07 15:28 ` [PATCH v2 4/6] lib/union_find: Optimize uf_find() with enhanced path compression Kuan-Wei Chiu
2024-10-07 15:28 ` [PATCH v2 5/6] cgroup/cpuset: Optimize domain counting using updated uf_union() Kuan-Wei Chiu
2024-10-08 14:02 ` Waiman Long
2024-10-08 16:45 ` Kuan-Wei Chiu
2024-10-08 20:00 ` Waiman Long
2024-10-07 15:28 ` [PATCH v2 6/6] MAINTAINERS: Add Kuan-Wei as co-maintainer for union-find Kuan-Wei Chiu
2024-10-07 16:19 ` [PATCH v2 0/6] Enhance union-find with KUnit tests and optimization improvements Tejun Heo
2024-10-08 6:19 ` Kuan-Wei Chiu
2024-10-17 7:10 ` Using union-find in BPF verifier (was: Enhance union-find with KUnit tests and optimization improvements) Shung-Hsi Yu
2024-10-17 8:08 ` Eduard Zingerman
2024-10-21 17:14 ` Alexei Starovoitov
2024-10-19 0:07 ` Kuan-Wei Chiu
2024-10-09 9:09 ` Christoph Hellwig [this message]
2024-10-09 11:15 ` [PATCH v2 0/6] Enhance union-find with KUnit tests and optimization improvements Kuan-Wei Chiu
2024-10-09 14:13 ` Kuan-Wei Chiu
2024-10-09 14:53 ` Waiman Long
2024-10-09 16:41 ` Tejun Heo
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