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Mon, 17 Nov 2025 08:34:18 +0000 (GMT) Received: from pps.filterd (iadpaimrmta02.imrmtpd1.prodappiadaev1.oraclevcn.com [127.0.0.1]) by iadpaimrmta02.imrmtpd1.prodappiadaev1.oraclevcn.com (8.18.1.2/8.18.1.2) with ESMTP id 5AH6YxOA009433; Mon, 17 Nov 2025 08:34:18 GMT Received: from pps.reinject (localhost [127.0.0.1]) by iadpaimrmta02.imrmtpd1.prodappiadaev1.oraclevcn.com (PPS) with ESMTPS id 4aefybd1ft-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 17 Nov 2025 08:34:18 +0000 Received: from iadpaimrmta02.imrmtpd1.prodappiadaev1.oraclevcn.com (iadpaimrmta02.imrmtpd1.prodappiadaev1.oraclevcn.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 5AH8YHL6013986; Mon, 17 Nov 2025 08:34:17 GMT Received: from oracle.home (dhcp-10-154-174-115.vpn.oracle.com [10.154.174.115]) by iadpaimrmta02.imrmtpd1.prodappiadaev1.oraclevcn.com (PPS) with ESMTP id 4aefybd10b-1; Mon, 17 Nov 2025 08:34:16 +0000 From: gregory.herrero@oracle.com To: aleksandr.loktionov@intel.com, anthony.l.nguyen@intel.com, przemyslaw.kitszel@intel.com, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com Cc: intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Gregory Herrero Subject: [PATCH v4 0/1] i40e: additional safety check Date: Mon, 17 Nov 2025 09:33:25 +0100 Message-ID: <20251117083326.2784380-1-gregory.herrero@oracle.com> X-Mailer: git-send-email 2.51.0 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-11-17_02,2025-11-13_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 adultscore=0 phishscore=0 bulkscore=0 suspectscore=0 mlxscore=0 mlxlogscore=999 spamscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2510240000 definitions=main-2511170071 X-Proofpoint-GUID: sODMXa1mfjdF2HpJ-j8hOjT0zaywTDha X-Authority-Analysis: v=2.4 cv=JZyxbEKV c=1 sm=1 tr=0 ts=691ade0a b=1 cx=c_pps a=e1sVV491RgrpLwSTMOnk8w==:117 a=e1sVV491RgrpLwSTMOnk8w==:17 a=6UeiqGixMTsA:10 a=VkNPw1HP01LnGYTKEx00:22 a=yPCof4ZbAAAA:8 a=nkxlBBN6Bl8rD0aY9rEA:9 cc=ntf awl=host:13643 X-Proofpoint-ORIG-GUID: sODMXa1mfjdF2HpJ-j8hOjT0zaywTDha X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMTE1MDAzMiBTYWx0ZWRfX0ceAsaqYVjsR 5Bdh4e2hacXn685B6h/mHvmQpwdCIzM60mohjgjP/rICa/2oeaGYQwTG+Syv748uF/lOMIeweg1 R95ft2LnxUGwoS87bnUd7yw02IFPRc7IGmRXYi55hpLxefWbIfQX1ikvv+aCHojynpxKjF8wiHG pJyI29xWjnyp1SnfW7HctLRXvxUlLez/S0ofNXDpvOBLbnY07qA6sbui7+ovYc4Ga098KClM/z7 Pj8FL0N7WDHArTVHxeLBRSYFEfuUmc1D4lwg1b14i+VEd1MK8x7o3R9ktqQpUTvnGb1BOfPLBN0 XvPV5GeBTuGx4djvY9Qbu5PMpUwMeL8mPOi77XCWkn3hFNY7SW83fFBAqgECcvR5OjV1OTpI+5w muuTHtX1JKPVhTwZ/gRcm00wIWDyBf6zplWO3gqIbBNVHpgFqqM= From: Gregory Herrero On code inspection, I realized we may want to check ring_len parameter against hardware specific values in i40e_config_vsi_tx_queue() and i40e_config_vsi_rx_queue(). v4: - remove u32 cast in i40e_config_vsi_tx_queue() too and don't mention it anymore in commit description. - wrap i40e_get_max_num_descriptors() description v3: - drop trailing period from the subject - reword commit description - remove u32 cast in i40e_config_vsi_rx_queue() v2: - make i40e_get_max_num_descriptors() 'pf' argument const. - reword i40e_get_max_num_descriptors() description. - modify commit description to explain potential behavior change. Gregory Herrero (1): i40e: validate ring_len parameter against hardware-specific values drivers/net/ethernet/intel/i40e/i40e.h | 18 ++++++++++++++++++ drivers/net/ethernet/intel/i40e/i40e_ethtool.c | 12 ------------ .../net/ethernet/intel/i40e/i40e_virtchnl_pf.c | 4 ++-- 3 files changed, 20 insertions(+), 14 deletions(-) -- 2.51.0