linux-kernel - Re: [PATCH 3/3] swap: Convert deactivate_page() to deactivate

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Date:   Wed, 7 Dec 2022 16:18:31 +0000
From:   Matthew Wilcox <willy@...radead.org>
To:     "Vishal Moola (Oracle)" <vishal.moola@...il.com>
Cc:     linux-mm@...ck.org, damon@...ts.linux.dev,
        linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
        sj@...nel.org
Subject: Re: [PATCH 3/3] swap: Convert deactivate_page() to deactivate_folio()

On Tue, Dec 06, 2022 at 04:21:58PM -0800, Vishal Moola (Oracle) wrote:
>  /*
> - * deactivate_page - deactivate a page
> - * @page: page to deactivate
> + * deactivate_folio - deactivate a folio
> + * @folio: folio to deactivate
>   *
> - * deactivate_page() moves @page to the inactive list if @page was on the active
> - * list and was not an unevictable page.  This is done to accelerate the reclaim
> - * of @page.
> + * deactivate_folio() moves @folio to the inactive list if @folio was on the
> + * active list and was not an unevictable page. This is done to accelerate

... and was not unevictable.  This ...

> + * the reclaim of @folio.
>   */
> -void deactivate_page(struct page *page)
> +void deactivate_folio(struct folio *folio)
>  {
> -	struct folio *folio = page_folio(page);
> -
>  	if (folio_test_lru(folio) && !folio_test_unevictable(folio) &&
>  	    (folio_test_active(folio) || lru_gen_enabled())) {
>  		struct folio_batch *fbatch;
> -- 
> 2.38.1
> 
>