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Tue, 21 Jul 2020 07:47:55 +0000 Received: from VE1PR08MB4640.eurprd08.prod.outlook.com ([fe80::28a3:3a4e:65ca:5707]) by VE1PR08MB4640.eurprd08.prod.outlook.com ([fe80::28a3:3a4e:65ca:5707%3]) with mapi id 15.20.3195.025; Tue, 21 Jul 2020 07:47:55 +0000 From: Phil Yang To: Harry van Haaren , "dev@dpdk.org" CC: "david.marchand@redhat.com" , "igor.romanov@oktetlabs.ru" , Honnappa Nagarahalli , "ferruh.yigit@intel.com" , nd , "aconole@redhat.com" , "l.wojciechow@partner.samsung.com" , nd Thread-Topic: [dpdk-dev] [PATCH v2 1/2] service: add API to retrieve service core active Thread-Index: AQHWXqNUWzsSFJTQg0q3JCmFwj2F3qkRpQGQ Date: Tue, 21 Jul 2020 07:47:55 +0000 Message-ID: References: <20200720120938.34660-1-harry.van.haaren@intel.com> <20200720143829.46280-1-harry.van.haaren@intel.com> In-Reply-To: <20200720143829.46280-1-harry.van.haaren@intel.com> Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ts-tracking-id: c29f7e03-dbf4-4ccb-92c9-8987fb767a76.0 x-checkrecipientchecked: true Authentication-Results-Original: intel.com; 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X-Microsoft-Antispam-Message-Info: yrckTD4wPZw2bU3HsPOo2E1dhUGzNpBQDqreJnqSy0ruNLMHu+NUCR3PAcZLy2rV2eRWtEQbKZu3UgkUpG5tG36FHqVFTvBBUHGqSyYgfKqkhct0FkzdJ9ey6/AN9M/TSHovcqDE0DiUIeiIeqJSmVcmXZG9BtndoJNA4c2wf+Av7sGuw0Icr2ntvMRctdmReq0wac19wKPfYhLCbIy9lTRqq4L8x01gwH8646ux6mc537N4sAtD4gryPXA0jXkhD7QLCzwo9oyAVM9Pa7pX7doA2XwJ1kHm5js/Ea9dbzfv9KVbJrMIKIIe9jw96XZQnz0YEotioYrpcRZ+l65K1uSOv9QAzr9iCDYt78KIm3ux2aZ8iW+CDyqSHLONdv/KzD4AEX8+BPBqmkRqVKI2Hw== X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Jul 2020 07:48:07.6093 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: ebc587f3-6019-41f7-a0f1-08d82d4a6873 X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d; Ip=[63.35.35.123]; Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: DB5EUR03FT061.eop-EUR03.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB6PR0801MB2007 Subject: Re: [dpdk-dev] [PATCH v2 1/2] service: add API to retrieve service core active X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" > -----Original Message----- > From: dev On Behalf Of Harry van Haaren > Sent: Monday, July 20, 2020 10:38 PM > To: dev@dpdk.org > Cc: david.marchand@redhat.com; igor.romanov@oktetlabs.ru; Honnappa > Nagarahalli ; ferruh.yigit@intel.com; nd > ; aconole@redhat.com; > l.wojciechow@partner.samsung.com; Harry van Haaren > > Subject: [dpdk-dev] [PATCH v2 1/2] service: add API to retrieve service c= ore > active >=20 > This commit adds a new experimental API which allows the user > to retrieve the active state of an lcore. Knowing when the service > lcore is completed its polling loop can be useful to applications > to avoid race conditions when e.g. finalizing statistics. >=20 > The service thread itself now has a variable to indicate if its > thread is active. When zero the service thread has completed its > service, and has returned from the service_runner_func() function. >=20 > Suggested-by: Lukasz Wojciechowski > Signed-off-by: Harry van Haaren >=20 It looks good to me. Reviewed-by: Phil Yang Thanks, Phil <...>