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Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1qLOmi-003yCx-99; Mon, 17 Jul 2023 14:01:08 +0000 Date: Mon, 17 Jul 2023 15:01:08 +0100 From: Matthew Wilcox To: Peng Zhang Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, sidhartha.kumar@oracle.com, akpm@linux-foundation.org, wangkefeng.wang@huawei.com, sunnanyong@huawei.com Subject: Re: [PATCH 4/6] mm/page_io: use a folio in swap_writepage_bdev_async() Message-ID: References: <20230717132602.2202147-1-zhangpeng362@huawei.com> <20230717132602.2202147-5-zhangpeng362@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230717132602.2202147-5-zhangpeng362@huawei.com> X-Rspamd-Queue-Id: 48D3118005D X-Rspam-User: X-Rspamd-Server: rspam04 X-Stat-Signature: ayran1joew9ujof8ky17nka4kmybyro3 X-HE-Tag: 1689602469-656338 X-HE-Meta: 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 zSN+ruQe sfih0HUUzfr6hiq0IK2x2EBDQgcSH742Yn7KXlHhBUzfo27ZUNdL0aJEcXXBOnZhYUC+PmXKzeZfXPp3xqZoE/96dTpdF8S4nkpGq/zNw0ea9kgF0YtH+IV5Ex8C9Dd8G0nsA2JaFeaT1qLCZMqwFgsJOe8p8VriSL4LPPf63gxQRPeWwKjBEoTy5/229VGRJF9Ul6dez5rGohcx5z93amZ9ysrTZSydayvl7tgHwkm5e1GzUog5hh7+KpD5/XnDInsuSN5/r2AXKfO1KDLZFvcWzWSWJNeQ1elo1 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Mon, Jul 17, 2023 at 09:26:00PM +0800, Peng Zhang wrote: > From: ZhangPeng > > Saves one implicit call to compound_head(). > > Signed-off-by: ZhangPeng Reviewed-by: Matthew Wilcox (Oracle)