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Wed, 11 Aug 2021 13:59:06 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap1.suse-dmz.suse.de with ESMTPSA id vIT5MqrXE2F6QwAAGKfGzw (envelope-from ); Wed, 11 Aug 2021 13:59:06 +0000 Subject: Re: [PATCH v14 052/138] mm: Add folio_raw_mapping() To: "Matthew Wilcox (Oracle)" , linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org, linux-fsdevel@vger.kernel.org References: <20210715033704.692967-1-willy@infradead.org> <20210715033704.692967-53-willy@infradead.org> From: Vlastimil Babka Message-ID: Date: Wed, 11 Aug 2021 15:59:06 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.12.0 MIME-Version: 1.0 In-Reply-To: <20210715033704.692967-53-willy@infradead.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Authentication-Results: imf27.hostedemail.com; dkim=pass header.d=suse.cz header.s=susede2_rsa header.b=AfhtDVLL; dkim=pass header.d=suse.cz header.s=susede2_ed25519 header.b=x1coYBAR; spf=pass (imf27.hostedemail.com: domain of vbabka@suse.cz designates 195.135.220.28 as permitted sender) smtp.mailfrom=vbabka@suse.cz; dmarc=none X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 15E387005EAD X-Stat-Signature: 8wndrsurhyjtwzn61ekc7dwyth364ubh X-HE-Tag: 1628690347-900879 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 7/15/21 5:35 AM, Matthew Wilcox (Oracle) wrote: > Convert __page_rmapping to folio_raw_mapping and move it to mm/internal.h. > It's only a couple of instructions (load and mask), so it's definitely > going to be cheaper to inline it than call it. Leave page_rmapping > out of line. Maybe mention the page_anon_vma() in changelog too? > Signed-off-by: Matthew Wilcox (Oracle) Acked-by: Vlastimil Babka