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b=3RC/9G7QBGHXSWpEia42fmVugMrU84dafCinCJ+GYk5AKNcA21Bw1qpRwlVMG1JCfMRhi5tICT171tWj6bRdJpeIRFp1xetFN2r98crgvWK5cxW/G5CQtII8WeuAuPGQfQZyWsuwbqkCYh4q/gIgAITMSAswqc4bL9zpImGbPkE= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=amd.com; Received: from CH2PR12MB4294.namprd12.prod.outlook.com (2603:10b6:610:a9::11) by IA1PR12MB9031.namprd12.prod.outlook.com (2603:10b6:208:3f9::19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6907.29; Thu, 26 Oct 2023 13:11:12 +0000 Received: from CH2PR12MB4294.namprd12.prod.outlook.com ([fe80::2569:edb2:670f:816f]) by CH2PR12MB4294.namprd12.prod.outlook.com ([fe80::2569:edb2:670f:816f%6]) with mapi id 15.20.6933.019; Thu, 26 Oct 2023 13:11:12 +0000 Message-ID: <4fe10600-d1ec-41f5-8348-4b9d1489b9b3@amd.com> Date: Thu, 26 Oct 2023 14:11:06 +0100 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] ethdev: refresh shared memory reference in secondary process Content-Language: en-US To: David Marchand , dev@dpdk.org Cc: Thomas Monjalon , Andrew Rybchenko , Anatoly Burakov , =?UTF-8?Q?Morten_Br=C3=B8rup?= References: <20231020120629.2158219-1-david.marchand@redhat.com> From: Ferruh Yigit Autocrypt: addr=ferruh.yigit@amd.com; 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So they may live with a > reference to an old shared memory memzone and location in memory. > > Refresh the shared memory pointer in secondary process when requesting > access to the shared memory: this is the best moment ethdev can check > it because the primary process will (re-)create a shared memory only if > no secondary process is referencing a ethdev port. > > Bugzilla ID: 1303 > Fixes: 36c46e738120 ("ethdev: cleanup shared data with the last port") > > Signed-off-by: David Marchand > Reviewed-by: Ferruh Yigit Applied to dpdk-next-net/main, thanks.