From: Matthew Wilcox <willy@infradead.org>
To: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] mm: kill [add|del]_page_to_lru_list()
Date: Fri, 9 Jun 2023 18:18:39 +0100 [thread overview]
Message-ID: <ZINe7xJPI3s6HJG4@casper.infradead.org> (raw)
In-Reply-To: <20230609013901.79250-1-wangkefeng.wang@huawei.com>
On Fri, Jun 09, 2023 at 09:39:01AM +0800, Kefeng Wang wrote:
> Directly call lruvec_del_folio(), and drop unused page interfaces.
Convert isolate_migratepages_block() to actually use folios and
then we can kill the interfaces.
> +++ b/mm/compaction.c
> @@ -1145,7 +1145,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn,
> low_pfn += compound_nr(page) - 1;
>
> /* Successfully isolated */
> - del_page_from_lru_list(page, lruvec);
> + lruvec_del_folio(lruvec, page_folio(page));
This kind of thing is not encouraged. It's just churn and gets in
the way of actual conversions.
next prev parent reply other threads:[~2023-06-09 17:18 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-09 1:39 Kefeng Wang
2023-06-09 17:14 ` Yu Zhao
2023-06-09 17:18 ` Matthew Wilcox [this message]
2023-06-12 1:08 ` Kefeng Wang
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