From: Christoph Hellwig <hch@infradead.org>
To: sunliming@linux.dev
Cc: song@kernel.org, yukuai@fnnas.com, linux-raid@vger.kernel.org,
linux-kernel@vger.kernel.org, linan666@huaweicloud.com,
sunliming <sunliming@kylinos.cn>
Subject: Re: [PATCH v3 0/3] lib/raid6: Optimize raid6_select_algo to ensure
Date: Fri, 13 Feb 2026 00:15:05 -0800 [thread overview]
Message-ID: <aY7diX0apPxgxhjT@infradead.org> (raw)
In-Reply-To: <20260213031419.125069-1-sunliming@linux.dev>
This is actually a very bad idea.
The current indirect calls for the raid parity generation are very
expensive and need to be replaced by static calls. Doing runtime
switching defeats this.
I had started on doing the static calls a while ago, let me try to
finish that off.
prev parent reply other threads:[~2026-02-13 8:15 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-13 3:14 [PATCH v3 0/3] lib/raid6: Optimize raid6_select_algo to ensure sunliming
2026-02-13 3:14 ` [PATCH v3 1/3] lib/raid6: Divide the raid6 algorithm selection process into two parts sunliming
2026-02-13 3:14 ` [PATCH v3 2/3] lib/raid6: Optimizing the raid6_select_algo time through asynchronous processing sunliming
2026-02-13 3:14 ` [PATCH v3 3/3] lib/raid6: Delete the RAID6_PQ_BENCHMARK config sunliming
2026-02-13 8:15 ` Christoph Hellwig [this message]
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