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[217.140.110.172]) by mx.google.com with ESMTP id m18si3236466ejq.1.2019.06.11.08.36.55 for ; Tue, 11 Jun 2019 08:36:55 -0700 (PDT) Received-SPF: pass (google.com: domain of will.deacon@arm.com designates 217.140.110.172 as permitted sender) client-ip=217.140.110.172; Authentication-Results: mx.google.com; spf=pass (google.com: domain of will.deacon@arm.com designates 217.140.110.172 as permitted sender) smtp.mailfrom=will.deacon@arm.com Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 9101E337; Tue, 11 Jun 2019 08:36:54 -0700 (PDT) Received: from fuggles.cambridge.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.121.207.14]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 1F2713F246; Tue, 11 Jun 2019 08:36:52 -0700 (PDT) Date: Tue, 11 Jun 2019 16:36:50 +0100 From: Will Deacon To: Steven Price Cc: linux-mm@kvack.org, Andy Lutomirski , Ard Biesheuvel , Arnd Bergmann , Borislav Petkov , Catalin Marinas , Dave Hansen , Ingo Molnar , James Morse , =?iso-8859-1?B?Suly9G1l?= Glisse , Peter Zijlstra , Thomas Gleixner , x86@kernel.org, "H. Peter Anvin" , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Mark Rutland , "Liang, Kan" , Andrew Morton Subject: Re: [PATCH v8 02/20] arm64: mm: Add p?d_large() definitions Message-ID: <20190611153650.GB4324@fuggles.cambridge.arm.com> References: <20190403141627.11664-1-steven.price@arm.com> <20190403141627.11664-3-steven.price@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190403141627.11664-3-steven.price@arm.com> User-Agent: Mutt/1.11.1+86 (6f28e57d73f2) () 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 Wed, Apr 03, 2019 at 03:16:09PM +0100, Steven Price wrote: > walk_page_range() is going to be allowed to walk page tables other than > those of user space. For this it needs to know when it has reached a > 'leaf' entry in the page tables. This information will be provided by the > p?d_large() functions/macros. I've have thought p?d_leaf() might match better with your description above, but I'm not going to quibble on naming. For this patch: Acked-by: Will Deacon Will