linux-kernel - Re: [PATCH] mm/rmap: Correct obsolete comment of page_get_anon

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Message-ID: <20210204123807.GE308988@casper.infradead.org>
Date:   Thu, 4 Feb 2021 12:38:07 +0000
From:   Matthew Wilcox <willy@...radead.org>
To:     Miaohe Lin <linmiaohe@...wei.com>
Cc:     akpm@...ux-foundation.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm/rmap: Correct obsolete comment of page_get_anon_vma()

On Wed, Feb 03, 2021 at 04:32:15AM -0500, Miaohe Lin wrote:
>   * Since there is no serialization what so ever against page_remove_rmap()
> - * the best this function can do is return a locked anon_vma that might
> - * have been relevant to this page.
> + * the best this function can do is return a refcount increased anon_vma
> + * that might have been relevant to this page.

Just s/a locked/an/
there's no need to mention again that the refcount
is increased.