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Tue, 15 Apr 2025 17:41:31 +0000 Message-ID: <33a18692-1f95-497e-b648-8857ed9484b3@intel.com> Date: Tue, 15 Apr 2025 10:41:29 -0700 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH net v4 1/3] net: ti: icssg-prueth: Fix kernel warning while bringing down network interface To: Meghana Malladi , , , , , , , , , , , , , , CC: , , , , , Vignesh Raghavendra , Roger Quadros , References: <20250415090543.717991-1-m-malladi@ti.com> <20250415090543.717991-2-m-malladi@ti.com> Content-Language: en-US From: Jacob Keller In-Reply-To: <20250415090543.717991-2-m-malladi@ti.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: MW4PR04CA0347.namprd04.prod.outlook.com (2603:10b6:303:8a::22) To CO1PR11MB5089.namprd11.prod.outlook.com (2603:10b6:303:9b::16) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1PR11MB5089:EE_|SA0PR11MB4607:EE_ X-MS-Office365-Filtering-Correlation-Id: c5eeab27-2efb-40aa-cb6c-08dd7c44c230 X-LD-Processed: 46c98d88-e344-4ed4-8496-4ed7712e255d,ExtAddr X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|7416014|1800799024|366016|921020|7053199007; 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Drop page_pool destroy > during Rx channel reset as this is already handled by XDP during > xdp_rxq_info_unreg (Rx queue unregister), failing to do will cause the > following warning: > > warning logs: https://gist.github.com/MeghanaMalladiTI/eb627e5dc8de24e42d7d46572c13e576 > I generally would prefer a minified warning in the commit message, (perhaps in addition to the link) as such due to linkrot. Regardless, the fix looks accurate to me. Reviewed-by: Jacob Keller > Fixes: 46eeb90f03e0 ("net: ti: icssg-prueth: Use page_pool API for RX buffer allocation") > Signed-off-by: Meghana Malladi > Reviewed-by: Simon Horman > Reviewed-by: Roger Quadros > --- > > Changes from v3 (v4-v3): > - Collected RB tag from Roger Quadros > > drivers/net/ethernet/ti/icssg/icssg_common.c | 3 --- > 1 file changed, 3 deletions(-) > > diff --git a/drivers/net/ethernet/ti/icssg/icssg_common.c b/drivers/net/ethernet/ti/icssg/icssg_common.c > index 14002b026452..ec643fb69d30 100644 > --- a/drivers/net/ethernet/ti/icssg/icssg_common.c > +++ b/drivers/net/ethernet/ti/icssg/icssg_common.c > @@ -1215,9 +1215,6 @@ void prueth_reset_rx_chan(struct prueth_rx_chn *chn, > prueth_rx_cleanup); > if (disable) > k3_udma_glue_disable_rx_chn(chn->rx_chn); > - > - page_pool_destroy(chn->pg_pool); > - chn->pg_pool = NULL; > } > EXPORT_SYMBOL_GPL(prueth_reset_rx_chan); >