From patchwork Wed Mar 5 17:13:55 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Saket Kumar Bhaskar X-Patchwork-Id: 14003056 X-Patchwork-Delegate: bpf@iogearbox.net Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D71EA24BC0D; Wed, 5 Mar 2025 17:14:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.163.156.1 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741194878; cv=none; b=CMAiyln36wdCDz9a8O+s7NqgyCOU5yeGNHsZgi8SQVoPovt3gKjRZtgD85M+nqi9lAc5uzXtLeKOE52LRtiXXZCwNZVtFgZ3gCtJEA4sa8Rl3KdDU0hKXNKyT8NeNwPdewOlKd/IyzdYt2BC2nka8DBD4tQzoRKuHK0rYNXTOhY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741194878; c=relaxed/simple; bh=LcA+Azx1zvoyTAiIOM17FE/qhMZat3YvpeZ2eDY+wE0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=XlpA74nrMfdTY2F4dk6gv2/mIAUVGsV5SMnBAE0GS6wJEC653CXuR7X+u8XToFM5kXhMcTBb1MgCVVq/A4AEjda3bDiQKtHYzCCm94pIsL7TaJ/zVZM6ZxhcK71E0YP69QImvC3NyvzZzkWr4vxy15eYET7zaQ++dOtJGcec1g4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com; spf=pass smtp.mailfrom=linux.ibm.com; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b=WZb9Gnmu; arc=none smtp.client-ip=148.163.156.1 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.ibm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b="WZb9Gnmu" Received: from pps.filterd (m0360083.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 525Ee8mR016832; Wed, 5 Mar 2025 17:14:13 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:date:from:in-reply-to:message-id :mime-version:references:subject:to; s=pp1; bh=PS68SYTKzMk+m8+1D IOu/nXCjBltKr9eZ8jthIu8bgY=; b=WZb9Gnmu8g5p8dARv4dq83vFli1EoaXG+ arAYuDKBMxlJ/2spngx/Ow6JavTZNdoKLaC4GuPUGNW/kabHeiJ1Lq7XUVLVtUdT JvHpLEri9YebNBuFw04fkkE+pWq2mqZOdvTz3CvH9/aprXDHNzXMyvCEu4luSfTQ ieSYv2z5PQQJogAL9v6YaLrUGdL1Ao4cgHFtf98yPE2DP0iXRTSrr3iuYYjfLqy+ a6xxoLYBgh6+YXvGXyPuVkT+XvG7P2XfDQqTG+1UGJGPZftmGS0JTNoBcO1p/R0T j1ZpMWK5Kj/xmsWJPfjAG16tuy+13UOYOjeKJ+zvSUFGca+K1eeXQ== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 456f08upft-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 05 Mar 2025 17:14:12 +0000 (GMT) Received: from m0360083.ppops.net (m0360083.ppops.net [127.0.0.1]) by pps.reinject (8.18.0.8/8.18.0.8) with ESMTP id 525HBI1h000386; Wed, 5 Mar 2025 17:14:12 GMT Received: from ppma23.wdc07v.mail.ibm.com (5d.69.3da9.ip4.static.sl-reverse.com [169.61.105.93]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 456f08upfg-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 05 Mar 2025 17:14:12 +0000 (GMT) Received: from pps.filterd (ppma23.wdc07v.mail.ibm.com [127.0.0.1]) by ppma23.wdc07v.mail.ibm.com (8.18.1.2/8.18.1.2) with ESMTP id 525FQ6Cm013776; Wed, 5 Mar 2025 17:14:10 GMT Received: from smtprelay06.fra02v.mail.ibm.com ([9.218.2.230]) by ppma23.wdc07v.mail.ibm.com (PPS) with ESMTPS id 454e2kutfh-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 05 Mar 2025 17:14:10 +0000 Received: from smtpav05.fra02v.mail.ibm.com (smtpav05.fra02v.mail.ibm.com [10.20.54.104]) by smtprelay06.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 525HE86034210330 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 5 Mar 2025 17:14:08 GMT Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id B1FA020043; Wed, 5 Mar 2025 17:14:08 +0000 (GMT) Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6F6B820040; Wed, 5 Mar 2025 17:14:04 +0000 (GMT) Received: from li-621bac4c-27c7-11b2-a85c-c2bf7c4b3c07.ibm.com.com (unknown [9.43.4.86]) by smtpav05.fra02v.mail.ibm.com (Postfix) with ESMTP; Wed, 5 Mar 2025 17:14:04 +0000 (GMT) From: Saket Kumar Bhaskar To: bpf@vger.kernel.org, netdev@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Cc: ast@kernel.org, hbathini@linux.ibm.com, andrii@kernel.org, aleksander.lobakin@intel.com, daniel@iogearbox.net, davem@davemloft.net, kuba@kernel.org, hawk@kernel.org, martin.lau@linux.dev, eddyz87@gmail.com, song@kernel.org, yonghong.song@linux.dev, john.fastabend@gmail.com, kpsingh@kernel.org Subject: [PATCH v2 1/2] bpf, test_run: Replace hardcoded page size with dynamic PAGE_SIZE in test_run Date: Wed, 5 Mar 2025 22:43:55 +0530 Message-ID: X-Mailer: git-send-email 2.43.5 In-Reply-To: References: Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: HXujsdBj-LqGa-ztEsDxMWAEmoEqGWFI X-Proofpoint-GUID: nYyOjz_DiLN5SdR9hbKGI60IbV517AQJ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1093,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-03-05_07,2025-03-05_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 mlxscore=0 phishscore=0 mlxlogscore=999 spamscore=0 malwarescore=0 adultscore=0 clxscore=1015 suspectscore=0 priorityscore=1501 bulkscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2502100000 definitions=main-2503050130 X-Patchwork-Delegate: bpf@iogearbox.net Replace fixed value 4096 with PAGE_SIZE for calculating the max_data_sz in bpf_prog_test_run_xdp, which allows for a more accurate determination of max_data_sz, considering different default page sizes across different architectures. Signed-off-by: Saket Kumar Bhaskar --- net/bpf/test_run.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/bpf/test_run.c b/net/bpf/test_run.c index 7cb192cbd65f..c0d5bbf20098 100644 --- a/net/bpf/test_run.c +++ b/net/bpf/test_run.c @@ -1249,7 +1249,7 @@ int bpf_prog_test_run_xdp(struct bpf_prog *prog, const union bpf_attr *kattr, headroom -= ctx->data; } - max_data_sz = 4096 - headroom - tailroom; + max_data_sz = PAGE_SIZE - headroom - tailroom; if (size > max_data_sz) { /* disallow live data mode for jumbo frames */ if (do_live)