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Shutemov" To: Matthew Wilcox Cc: linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 11/25] fs: Make page_mkwrite_check_truncate thp-aware Message-ID: <20200213154419.szxgd5tv2tjxmlz7@box> References: <20200212041845.25879-1-willy@infradead.org> <20200212041845.25879-12-willy@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200212041845.25879-12-willy@infradead.org> X-Bogosity: Ham, tests=bogofilter, spamicity=0.002279, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Tue, Feb 11, 2020 at 08:18:31PM -0800, Matthew Wilcox wrote: > From: "Matthew Wilcox (Oracle)" > > If the page is compound, check the appropriate indices and return the > appropriate sizes. Is it guarnteed that the page is never called on tail page? -- Kirill A. Shutemov