linux-kernel - Re: [PATCH 2/5] buffer: Add kernel-doc for block_dirty

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Message-ID: <20240108133117.xtkbzeiqq6dtesm5@localhost>
Date: Mon, 8 Jan 2024 14:31:17 +0100
From: "Pankaj Raghav (Samsung)" <kernel@...kajraghav.com>
To: "Matthew Wilcox (Oracle)" <willy@...radead.org>
Cc: Jonathan Corbet <corbet@....net>, linux-doc@...r.kernel.org,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/5] buffer: Add kernel-doc for block_dirty_folio()

> + * If the folio has buffers, the uptodate buffers are set dirty, to
> + * preserve dirty-state coherency between the folio and the buffers.
> + * It the folio does not have buffers then when they are later attached

s/It the folio/If the folio
> + * they will all be set dirty.
Is it better to rephrase it slightly as follows:

If the folio does not have buffers, they will all be set dirty when they
are later attached.

> + *
> + * The buffers are dirtied before the folio is dirtied.  There's a small
> + * race window in which writeback may see the folio cleanness but not the
> + * buffer dirtiness.  That's fine.  If this code were to set the folio