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Thread-Topic: [v2 PATCH] RISC-V: Optimize tlb flush path. 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Wed, 21 Aug 2019 17:36:42 +0000 From: Atish Patra To: "hch@infradead.org" Subject: Re: [v2 PATCH] RISC-V: Optimize tlb flush path. Thread-Topic: [v2 PATCH] RISC-V: Optimize tlb flush path. Thread-Index: AQHVVvDfUBJCIAOoL0y7jXfLdcYugacFsGAAgAAvuoA= Date: Wed, 21 Aug 2019 17:36:41 +0000 Message-ID: References: <20190820004735.18518-1-atish.patra@wdc.com> <20190821144552.GB4925@infradead.org> In-Reply-To: <20190821144552.GB4925@infradead.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=Atish.Patra@wdc.com; x-originating-ip: [199.255.44.175] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 164c4931-1993-4450-0c7e-08d7265e2126 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0; PCL:0; RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600148)(711020)(4605104)(1401327)(4618075)(2017052603328)(7193020); SRVR:BYAPR04MB5575; x-ms-traffictypediagnostic: BYAPR04MB5575: x-microsoft-antispam-prvs: wdcipoutbound: EOP-TRUE x-ms-oob-tlc-oobclassifiers: OLM:8273; x-forefront-prvs: 0136C1DDA4 x-forefront-antispam-report: SFV:NSPM; SFS:(10019020)(4636009)(366004)(136003)(39860400002)(396003)(346002)(376002)(199004)(189003)(36756003)(476003)(66066001)(3846002)(25786009)(186003)(6486002)(6916009)(1730700003)(256004)(11346002)(6506007)(2616005)(2351001)(81156014)(86362001)(8676002)(446003)(53936002)(71200400001)(486006)(81166006)(478600001)(102836004)(4326008)(316002)(2906002)(26005)(71190400001)(66556008)(6512007)(305945005)(8936002)(4744005)(7736002)(6116002)(6246003)(99286004)(76176011)(14454004)(76116006)(66946007)(5640700003)(66446008)(64756008)(66476007)(54906003)(118296001)(6436002)(229853002)(2501003)(5660300002); DIR:OUT; SFP:1102; SCL:1; SRVR:BYAPR04MB5575; H:BYAPR04MB3990.namprd04.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: 8DzVnHzqhdzLs+q4oHnRFj+A9teR1HXgCmhHl1BivXOjCi0DI7FJctkuMXezbZiztzBfkK04lqTgh/TVv4Z0kQ7UzqyRVxGW5DZBKET9JPMkJdxkNVKXXX89uLbwt6486AbEu7cN1X8tudxtC3IYmuZX5jKMntztbkdUMe75bG3sO3xumak4ouhY0ay+lOPFln/h+bT3X3apIbXCfEpDje/JmnX+yReAf8IDFOCp8oZVsM0WmU43IMxWjR3gxdCoWRQyWxhgr91XQaTS5VLvuH6B+1Xt+WSUkx3aENRUyETKOiu/GI/Kr/izn3XM8E9AyLFcaUKrsejaTLRcYfg2fke0Ot5DEh3kyqCHEh6Vk2v9coIZnlio1hPcIaCL2OoxlBn8PZ3//MDG+tgz0tcjNgnwrVZudgGKb3PdLIrM6os= x-ms-exchange-transport-forked: True Content-ID: <446A4B7D7611124C9F33A40FA32D4225@namprd04.prod.outlook.com> MIME-Version: 1.0 X-OriginatorOrg: wdc.com X-MS-Exchange-CrossTenant-Network-Message-Id: 164c4931-1993-4450-0c7e-08d7265e2126 X-MS-Exchange-CrossTenant-originalarrivaltime: 21 Aug 2019 17:36:41.9748 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: jqcqpCiYyfOAnIyfXzgFgR9Jw8PxFfoyz7LWx26tuCVrhnuSRV6rHHXooNVeGlDG4pTMzM+Mgprrny5L0Xvogw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR04MB5575 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190821_103644_315505_E1D554E9 X-CRM114-Status: GOOD ( 11.03 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "aou@eecs.berkeley.edu" , "anup@brainfault.org" , "palmer@sifive.com" , "linux-kernel@vger.kernel.org" , "schwab@linux-m68k.org" , "paul.walmsley@sifive.com" , "linux-riscv@lists.infradead.org" , "allison@lohutok.net" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+infradead-linux-riscv=archiver.kernel.org@lists.infradead.org On Wed, 2019-08-21 at 07:45 -0700, hch@infradead.org wrote: > Btw, for the next version it also might make sense to do one > optimization at a time. E.g. the empty cpumask one as the > first patch, the local cpu directly one next, and the threshold > based full flush as a third. ok sure. I will refactor my optimization patch and remove the base patch(moving the functions from header to tlbflush.c) as you have already sent it out. -- Regards, Atish _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv