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Mon, 18 Oct 2021 04:37:58 +0000 From: Bhaskara Budiredla To: Bharat Bhushan , "will@kernel.org" , "mark.rutland@arm.com" , "robh+dt@kernel.org" , Sunil Kovvuri Goutham , "linux-arm-kernel@lists.infradead.org" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" CC: Bharat Bhushan Subject: RE: [PATCH v5 4/4] perf/marvell: cn10k DDR perf event core ownership Thread-Topic: [PATCH v5 4/4] perf/marvell: cn10k DDR perf event core ownership Thread-Index: AQHXw9eFspeAYN+B10ehY8PTl6e7VKvYKmOw Date: Mon, 18 Oct 2021 04:37:58 +0000 Message-ID: References: <20211018042015.25151-1-bbhushan2@marvell.com> <20211018042015.25151-5-bbhushan2@marvell.com> In-Reply-To: <20211018042015.25151-5-bbhushan2@marvell.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 2646266a-5fc2-4a17-46b4-08d991f10fdc x-ms-traffictypediagnostic: CY4PR18MB1045: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:826; 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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org > >As DDR perf event counters are not per core, so they should be accessed only >by one core at a time. Select new core when previously owning core is going >offline. > >Signed-off-by: Bharat Bhushan >--- Reviewed-by: Bhaskara Budiredla _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel