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Wed, 27 Nov 2024 08:34:09 +0000 Subject: Re: [Intel-wired-lan] [PATCH iwl-next 1/1] igc: Allow hot-swapping XDP program To: Song Yoong Siang , Alexei Starovoitov , Daniel Borkmann , "David S . Miller" , Jakub Kicinski , "Jesper Dangaard Brouer" , John Fastabend , "Tony Nguyen" , Przemek Kitszel , Andrew Lunn , "Eric Dumazet" , Paolo Abeni , "Vinicius Costa Gomes" CC: , , , References: <20241118041545.1845287-1-yoong.siang.song@intel.com> From: Avigail Dahan Message-ID: <66dc22fa-4a57-c52e-33e4-e2047c4e7229@intel.com> Date: Wed, 27 Nov 2024 10:34:00 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 In-Reply-To: <20241118041545.1845287-1-yoong.siang.song@intel.com> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-ClientProxiedBy: TL0P290CA0002.ISRP290.PROD.OUTLOOK.COM (2603:1096:950:5::10) To BY5PR11MB4194.namprd11.prod.outlook.com (2603:10b6:a03:1c0::13) Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BY5PR11MB4194:EE_|MW5PR11MB5812:EE_ X-MS-Office365-Filtering-Correlation-Id: 5fce0c55-c739-4066-ea59-08dd0ebe42c9 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|1800799024|376014|7416014|921020; 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This could cause unnecessary disruptions. > > To avoid this, introduces a check to determine if there is a need to > close and reopen the interface, allowing for seamless hot-swapping of > XDP programs. > > Signed-off-by: Song Yoong Siang > Acked-by: Maciej Fijalkowski > --- > drivers/net/ethernet/intel/igc/igc_xdp.c | 6 ++++-- > 1 file changed, 4 insertions(+), 2 deletions(-) > Tested-by: Avigail Dahan