linux-kernel - Re: [PATCH v14 057/138] mm/swap: Add folio

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Message-ID: <ec410527-6dda-5ea0-de3a-d66767748f45@suse.cz>
Date:   Wed, 11 Aug 2021 16:43:51 +0200
From:   Vlastimil Babka <vbabka@...e.cz>
To:     "Matthew Wilcox (Oracle)" <willy@...radead.org>,
        linux-kernel@...r.kernel.org
Cc:     linux-mm@...ck.org, linux-fsdevel@...r.kernel.org,
        Christoph Hellwig <hch@....de>
Subject: Re: [PATCH v14 057/138] mm/swap: Add folio_activate()

On 7/15/21 5:35 AM, Matthew Wilcox (Oracle) wrote:
> This replaces activate_page() and eliminates lots of calls to
> compound_head().  Saves net 118 bytes of kernel text.  There are still
> some redundant calls to page_folio() here which will be removed when
> pagevec_lru_move_fn() is converted to use folios.
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>
> Reviewed-by: Christoph Hellwig <hch@....de>

Acked-by: Vlastimil Babka <vbabka@...e.cz>