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Received: from willy by casper.infradead.org with local (Exim 4.98.2 #2 (Red Hat Linux)) id 1utfS1-0000000FK8B-0tIO; Wed, 03 Sep 2025 04:50:29 +0000 Date: Wed, 3 Sep 2025 05:50:28 +0100 From: Matthew Wilcox To: Kefeng Wang Cc: David Hildenbrand , Jinjiang Tu , fengwei.yin@intel.com, akpm@linux-foundation.org, linux-mm@kvack.org Subject: Re: [PATCH] filemap: optimize order0 folio in filemap_map_pages Message-ID: References: <20250819140653.3229136-1-tujinjiang@huawei.com> <98f0333d-1ae6-4a5b-b5cd-c8abddbfae5e@huawei.com> <1c51623c-818c-4135-a9b1-28d0b4edbc89@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1c51623c-818c-4135-a9b1-28d0b4edbc89@huawei.com> X-Rspam-User: X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: DC95FC0007 X-Stat-Signature: 5h3oxidmw7eidfwpa4gttayz3wexikck X-HE-Tag: 1756875032-448199 X-HE-Meta: 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 CdwXbFMu pR9l3Eiew01VqDGF8PTFVctvn7XV+AH5o8m7PXck/Elqgcr8DXtbpS5j63yo5hHeQY89HpjwrVes9RRGk0WZ6ga29vniKDhBVHmwrEqOP5lWg7FKhsoNZsVgCllx9wPahkhZxJ4phiLeuhvmdN59sthemJi5lMg79oanRiItlZgN3Exj3gIrYwBq2d5kKtcR/eRXcri0vD+Ecl76FTN2F+Yctv1ZNQfuHAFbv 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: List-Subscribe: List-Unsubscribe: On Tue, Sep 02, 2025 at 10:04:09PM +0800, Kefeng Wang wrote: > So, Andrew, could you help to pick this up? NAK. Send a version that does not move the folio_unlock().