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Received: from shell.armlinux.org.uk ([fd8f:7570:feb6:1:5054:ff:fe00:4ec]:33152) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o86xT-0007fg-F0; Sun, 03 Jul 2022 22:16:47 +0100 Received: from linux by shell.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1o86xR-0001WG-As; Sun, 03 Jul 2022 22:16:45 +0100 Date: Sun, 3 Jul 2022 22:16:45 +0100 From: "Russell King (Oracle)" To: "Matthew Wilcox (Oracle)" Cc: Andrew Morton , Arnd Bergmann , Mike Rapoport , linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 15/14] arm: Rename PMD_ORDER to PMD_BITS Message-ID: References: <20220703141203.147893-1-rppt@kernel.org> <20220703211441.3981873-1-willy@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220703211441.3981873-1-willy@infradead.org> ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; 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dkim=pass header.d=armlinux.org.uk header.s=pandora-2019 header.b="OH7x1w/z"; spf=none (imf22.hostedemail.com: domain of "linux+linux-mm=kvack.org@armlinux.org.uk" has no SPF policy when checking 78.32.30.218) smtp.mailfrom="linux+linux-mm=kvack.org@armlinux.org.uk"; dmarc=pass (policy=none) header.from=armlinux.org.uk X-Stat-Signature: rqcgr6bo9ysd3okcsujf9x5317awx1xt X-Rspamd-Queue-Id: 6F12AC0014 X-HE-Tag: 1656883020-530802 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000903, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Sun, Jul 03, 2022 at 10:14:41PM +0100, Matthew Wilcox (Oracle) wrote: > This is the number of bits used by a PMD entry, not the order of a PMD. No, it's not the number of bits. A PMD entry doesn't fit in 2 or 3 bits. This is even more confusing. -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!