linux-kernel - Re: [RFC] mm: use folio_expected_ref_count() helper for reference counting

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Message-ID: <aEc0MNj9JNXbLHmw@casper.infradead.org>
Date: Mon, 9 Jun 2025 20:21:20 +0100
From: Matthew Wilcox <willy@...radead.org>
To: Shivank Garg <shivankg@....com>
Cc: mhiramat@...nel.org, oleg@...hat.com, peterz@...radead.org,
	mingo@...hat.com, acme@...nel.org, namhyung@...nel.org,
	mark.rutland@....com, alexander.shishkin@...ux.intel.com,
	jolsa@...nel.org, irogers@...gle.com, adrian.hunter@...el.com,
	kan.liang@...ux.intel.com, david@...hat.com,
	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	linux-trace-kernel@...r.kernel.org,
	linux-perf-users@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [RFC] mm: use folio_expected_ref_count() helper for reference
 counting

On Mon, Jun 09, 2025 at 05:08:07PM +0000, Shivank Garg wrote:
> Replace open-coded folio reference count calculations with the
> folio_expected_ref_count() helper to improve code maintainability
> and reduce duplication.

If it needs this much additional commentary, perhaps it's not actually
clearer?