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Thu, 04 Jun 2026 19:07:45 -0700 (PDT) Received: from DC5-EXCH05.marvell.com (10.69.176.209) by DC5-EXCH05.marvell.com (10.69.176.209) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.25; Thu, 4 Jun 2026 19:07:26 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH05.marvell.com (10.69.176.209) with Microsoft SMTP Server id 15.2.1544.25 via Frontend Transport; Thu, 4 Jun 2026 19:07:26 -0700 Received: from rkannoth-OptiPlex-7090 (unknown [10.28.36.165]) by maili.marvell.com (Postfix) with SMTP id 325273F70A1; Thu, 4 Jun 2026 19:07:22 -0700 (PDT) Date: Fri, 5 Jun 2026 07:37:22 +0530 From: Ratheesh Kannoth To: Jakub Kicinski CC: , , , , , , , , , Subject: Re: [PATCH v18 net-next 1/8] octeontx2-af: npc: cn20k: debugfs enhancements Message-ID: References: <20260602060359.1894952-1-rkannoth@marvell.com> <20260602060359.1894952-2-rkannoth@marvell.com> <20260604074527.702f7a3c@kernel.org> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20260604074527.702f7a3c@kernel.org> X-Proofpoint-ORIG-GUID: h27J26t6kaDnvKS0u-O65gFqvOl-DmZm X-Proofpoint-GUID: h27J26t6kaDnvKS0u-O65gFqvOl-DmZm X-Authority-Analysis: v=2.4 cv=FJkrAeos c=1 sm=1 tr=0 ts=6a222f72 cx=c_pps a=rEv8fa4AjpPjGxpoe8rlIQ==:117 a=rEv8fa4AjpPjGxpoe8rlIQ==:17 a=kj9zAlcOel0A:10 a=FelO9ux0wxsA:10 a=VkNPw1HP01LnGYTKEx00:22 a=l0iWHRpgs5sLHlkKQ1IR:22 a=QXcCYyLzdtTjyudCfB6f:22 a=VwQbUJbxAAAA:8 a=DFV-F9x1WN6VVSyra14A:9 a=CjuIK1q_8ugA:10 a=zgiPjhLxNE0A:10 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjA1MDAxNyBTYWx0ZWRfX/7RcIvPACr0D V+vb9mzB3aqjCzhKVuhhRyY/BPrb1FkNwK7GARK1PXpkOepwsXxxG216JyM+GCBPoEte7Eiuncc fi3Q+zwmPkZ4kNeFqL15yIHUDYxQ2F0ErfdhE1479xuIAqmbGf+3s7VfJsRTIY0iL5+NklyKcra Cn9Whyh8KZmdGad71jzhlpsxk0cO1hNCD2rsE5ysb6sioi/R8qRNfJ1IR1GyvXyfys3MCo9IAwN sk3oMoE7OvL0193rOPJpLelqYvG7dMdxRaQ84BCcdVih9AxQfBMa65KHB+/fsu14PMC3Fr3s9ND 7YMBBm4i1ciB4euQbvgHuDTCYi7gUo34MxBAUNirRSn8YqBn04ti0+65Yx7n8gLwbFkaEpGxMWL AC9c6R1UovOJFPAVi4WcQrOUaNDS+yvN43H+NYywrznueiQbhDnGs1UJkcOeEf8FfEp+4T7b7ul UpcD0ijUH8kJbedcNYQ== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-04_07,2026-05-28_03,2025-10-01_01 On 2026-06-04 at 20:15:27, Jakub Kicinski (kuba@kernel.org) wrote: > On Thu, 4 Jun 2026 07:49:43 +0530 Ratheesh Kannoth wrote: > > There is only one AF device per system. So this case wont happen. > > Can you explain why? I thought this was a PCIe card, not an SoC driver. This is PCIe. Firmware creates only one AF device. I will add a patch to reject any additional AF probe with -EBUSY so the driver model matches hardware and automated reviewers can rely on a single bound instance.