From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Suzuki K. Poulose" Subject: Re: [PATCH 02/14] arm64: Handle section maps for swapper/idmap Date: Wed, 02 Sep 2015 10:42:58 +0100 Message-ID: <55E6C4A2.7080307@arm.com> References: <1439465645-22584-1-git-send-email-suzuki.poulose@arm.com> <1439465645-22584-3-git-send-email-suzuki.poulose@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Cc: KVM devel mailing list , Marc Zyngier , Catalin Marinas , Will Deacon , "linux-kernel@vger.kernel.org" , "kvmarm@lists.cs.columbia.edu" , "linux-arm-kernel@lists.infradead.org" To: Ard Biesheuvel Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu List-Id: kvm.vger.kernel.org On 02/09/15 10:38, Ard Biesheuvel wrote: > On 13 August 2015 at 13:33, Suzuki K. Poulose wrote: >> From: "Suzuki K. Poulose" >> >> We use section maps with 4K page size to create the >> swapper/idmaps. So far we have used !64K or 4K checks >> to handle the case where we use the section maps. This >> patch adds a symbol to make it clear those cases. >> > > That sentence does not make sense. I agree. How about : "This patch adds a new symbol, 'ARM64_SWAPPER_USES_SECTION_MAPS', to handle cases where we use section maps, instead of using the page size symbols." Suzuki