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Received: from willy by casper.infradead.org with local (Exim 4.97.1 #2 (Red Hat Linux)) id 1sATrs-00000002eoU-1d5e; Fri, 24 May 2024 12:17:52 +0000 Date: Fri, 24 May 2024 13:17:52 +0100 From: Matthew Wilcox To: Xu Yang Cc: brauner@kernel.org, djwong@kernel.org, akpm@linux-foundation.org, linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, jun.li@nxp.com Subject: Re: [PATCH v5 1/2] filemap: add helper mapping_max_folio_size() Message-ID: References: <20240521114939.2541461-1-xu.yang_2@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240521114939.2541461-1-xu.yang_2@nxp.com> X-Rspam-User: X-Stat-Signature: picco37kxjtp1pi3q8ycz9n4fe17kd19 X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 836311A0014 X-HE-Tag: 1716553076-685132 X-HE-Meta: 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 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, May 21, 2024 at 07:49:38PM +0800, Xu Yang wrote: > Add mapping_max_folio_size() to get the maximum folio size for this > pagecache mapping. > > Fixes: 5d8edfb900d5 ("iomap: Copy larger chunks from userspace") > Cc: stable@vger.kernel.org > Reviewed-by: Darrick J. Wong > Signed-off-by: Xu Yang Reviewed-by: Matthew Wilcox (Oracle)