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Received: from shell.armlinux.org.uk ([2001:4d48:ad52:3201:5054:ff:fe00:4ec]:41020) by pandora.armlinux.org.uk with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.90_1) (envelope-from ) id 1j3FCS-0001uE-Q8; Sun, 16 Feb 2020 08:22:49 +0000 Received: from linux by shell.armlinux.org.uk with local (Exim 4.92) (envelope-from ) id 1j3FCA-0005C0-Sx; Sun, 16 Feb 2020 08:22:30 +0000 Date: Sun, 16 Feb 2020 08:22:30 +0000 From: Russell King - ARM Linux admin To: Mike Rapoport Subject: Re: [PATCH v2 00/13] mm: remove __ARCH_HAS_5LEVEL_HACK Message-ID: <20200216082230.GV25745@shell.armlinux.org.uk> References: <20200216081843.28670-1-rppt@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200216081843.28670-1-rppt@kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) Cc: Rich Felker , linux-ia64@vger.kernel.org, Geert Uytterhoeven , linux-sh@vger.kernel.org, Benjamin Herrenschmidt , linux-mm@kvack.org, Paul Mackerras , linux-hexagon@vger.kernel.org, Will Deacon , kvmarm@lists.cs.columbia.edu, Jonas Bonn , linux-arch@vger.kernel.org, Brian Cain , Marc Zyngier , Ley Foon Tan , Mike Rapoport , Catalin Marinas , uclinux-h8-devel@lists.sourceforge.jp, Fenghua Yu , Arnd Bergmann , kvm-ppc@vger.kernel.org, Stefan Kristiansson , openrisc@lists.librecores.org, Stafford Horne , Guan Xuetao , linux-arm-kernel@lists.infradead.org, Christophe Leroy , Tony Luck , Yoshinori Sato , linux-kernel@vger.kernel.org, Michael Ellerman , nios2-dev@lists.rocketboards.org, Andrew Morton , linuxppc-dev@lists.ozlabs.org X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu On Sun, Feb 16, 2020 at 10:18:30AM +0200, Mike Rapoport wrote: > From: Mike Rapoport > > Hi, > > These patches convert several architectures to use page table folding and > remove __ARCH_HAS_5LEVEL_HACK along with include/asm-generic/5level-fixup.h. > > The changes are mostly about mechanical replacement of pgd accessors with p4d > ones and the addition of higher levels to page table traversals. > > All the patches were sent separately to the respective arch lists and > maintainers hence the "v2" prefix. You fail to explain why this change which adds 488 additional lines of code is desirable. -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTC broadband for 0.8mile line in suburbia: sync at 12.1Mbps down 622kbps up According to speedtest.net: 11.9Mbps down 500kbps up _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm