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Wed, 14 Aug 2019 14:51:48 +0000 From: Steve Capper To: Mark Rutland Subject: Re: [PATCH 0/2] arm64: memory: VA_START fixups Thread-Topic: [PATCH 0/2] arm64: memory: VA_START fixups Thread-Index: AQHVUqRJruBcqjxsZUy5qqOF9F6Qeqb6uk0A Date: Wed, 14 Aug 2019 14:51:47 +0000 Message-ID: <20190814145145.GC3646@capper-ampere.manchester.arm.com> References: <20190814132848.24295-1-mark.rutland@arm.com> In-Reply-To: <20190814132848.24295-1-mark.rutland@arm.com> Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: user-agent: Mutt/1.10.1 (2018-07-13) x-originating-ip: [217.140.106.32] x-clientproxiedby: LO2P265CA0216.GBRP265.PROD.OUTLOOK.COM (2603:10a6:600:9e::36) To DB8PR08MB4105.eurprd08.prod.outlook.com (2603:10a6:10:b0::12) Authentication-Results-Original: spf=none (sender IP is ) smtp.mailfrom=Steve.Capper@arm.com; x-ms-exchange-messagesentrepresentingtype: 1 x-ms-publictraffictype: Email X-MS-Office365-Filtering-Correlation-Id: 93300ac4-dace-40f0-0aa0-08d720c6f3f1 X-MS-Office365-Filtering-HT: Tenant X-Microsoft-Antispam-Untrusted: BCL:0; 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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Catalin Marinas , nd , "will@kernel.org" , "linux-arm-kernel@lists.infradead.org" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Aug 14, 2019 at 02:28:46PM +0100, Mark Rutland wrote: > Hi all, Hi Mark, > > These patches address my concerns with the new VA_START semantic as I > spotted while reviewing Will's 52-bit VA cleanup. The first patch > corrects the newly broken usage of VA_START, and the second renames > VA_START to PAGE_END to make the new semantic clearer. > > Both patches are based on the arm64 for-next/52-bit-kva branch, and I've > given a 52-bit VA configuration a build+boot test (on HW without 52-bit > VA support). > A big thank you for this! I have applied this series and tested it with CONFIG_DEBUG_VIRTUAL, CONFIG_DEBUG_VM and KASAN SW TAGS. I've tested this with 52-bit and have given the kernel page table dumper a go too. FWIW: Tested-by: Steve Capper Cheers, -- Steve _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel