From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 94011C4332F for ; Mon, 25 Oct 2021 13:12:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7709660F0F for ; Mon, 25 Oct 2021 13:12:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233460AbhJYNPD (ORCPT ); Mon, 25 Oct 2021 09:15:03 -0400 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:24222 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233371AbhJYNPD (ORCPT ); Mon, 25 Oct 2021 09:15:03 -0400 Received: from pps.filterd (m0098396.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 19PCMGvR017777; Mon, 25 Oct 2021 13:12:28 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=UMmsHuwqogpihFTHrWTJl8fiUXfbQZqrId5jnEUVJss=; b=a6OEZoBYPuOKKTsG850P+DqUAF08BZ7R5bovnb5iEZj0JUtcSPQPOoIe05ywVn0skklc 63pp8VeZ0ggtKlrAUgTJSoeMVp/Njb53bvXs4pEI+wvAKuiE0u9hg96WfUhiyUm8kGo1 QL0WsDHUw0zrgiMz8Fx84+lgZ3k06f4Y/FF4UzSRQHXWmoD0gOz0o7hmeQxq6sf4Ecfz hlNxPSWT93G+RVNeHJLZIzgq22es3+iG38Nyx9ka5yII0fVEVOLKg+RGykdmgam8OpP9 rGwP89mB4R1vhqORKOUW57eO/enFgTQ1jBwswrBKoHz0Rk5T7RYFZBR2FvZO5swE0JWi 5w== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 3bwt1wwacx-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 25 Oct 2021 13:12:28 +0000 Received: from m0098396.ppops.net (m0098396.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 19PCMJdN018009; Mon, 25 Oct 2021 13:12:27 GMT Received: from ppma05fra.de.ibm.com (6c.4a.5195.ip4.static.sl-reverse.com [149.81.74.108]) by mx0a-001b2d01.pphosted.com with ESMTP id 3bwt1wwabv-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 25 Oct 2021 13:12:27 +0000 Received: from pps.filterd (ppma05fra.de.ibm.com [127.0.0.1]) by ppma05fra.de.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 19PD8BcC015295; Mon, 25 Oct 2021 13:12:25 GMT Received: from b06cxnps4074.portsmouth.uk.ibm.com (d06relay11.portsmouth.uk.ibm.com [9.149.109.196]) by ppma05fra.de.ibm.com with ESMTP id 3bva19dbuu-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 25 Oct 2021 13:12:25 +0000 Received: from d06av23.portsmouth.uk.ibm.com (d06av23.portsmouth.uk.ibm.com [9.149.105.59]) by b06cxnps4074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 19PDCK8U58655084 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 25 Oct 2021 13:12:20 GMT Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 316FCA4080; Mon, 25 Oct 2021 13:12:20 +0000 (GMT) Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id ACA58A406E; Mon, 25 Oct 2021 13:12:19 +0000 (GMT) Received: from vm.lan (unknown [9.145.12.156]) by d06av23.portsmouth.uk.ibm.com (Postfix) with ESMTP; Mon, 25 Oct 2021 13:12:19 +0000 (GMT) From: Ilya Leoshkevich To: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko Cc: bpf@vger.kernel.org, Heiko Carstens , Vasily Gorbik , Ilya Leoshkevich Subject: [PATCH bpf-next v2 5/5] selftests/bpf: Fix test_core_reloc_mods on big-endian machines Date: Mon, 25 Oct 2021 15:12:14 +0200 Message-Id: <20211025131214.731972-6-iii@linux.ibm.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211025131214.731972-1-iii@linux.ibm.com> References: <20211025131214.731972-1-iii@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: YKZ42RTdiCu-46kbEN4l7QZVF67A3eJ5 X-Proofpoint-GUID: RpgDtWVR-8smmibgfBZTiO62VwWZpSGo X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.182.1,Aquarius:18.0.790,Hydra:6.0.425,FMLib:17.0.607.475 definitions=2021-10-25_05,2021-10-25_02,2020-04-07_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 malwarescore=0 bulkscore=0 impostorscore=0 lowpriorityscore=0 mlxscore=0 adultscore=0 phishscore=0 mlxlogscore=999 priorityscore=1501 clxscore=1015 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2109230001 definitions=main-2110250081 Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org This is the same as commit d164dd9a5c08 ("selftests/bpf: Fix test_core_autosize on big-endian machines"), but for test_core_reloc_mods. Signed-off-by: Ilya Leoshkevich --- tools/testing/selftests/bpf/progs/test_core_reloc_mods.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/tools/testing/selftests/bpf/progs/test_core_reloc_mods.c b/tools/testing/selftests/bpf/progs/test_core_reloc_mods.c index 8b533db4a7a5..b2ded497572a 100644 --- a/tools/testing/selftests/bpf/progs/test_core_reloc_mods.c +++ b/tools/testing/selftests/bpf/progs/test_core_reloc_mods.c @@ -42,7 +42,16 @@ struct core_reloc_mods { core_reloc_mods_substruct_t h; }; +#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ #define CORE_READ(dst, src) bpf_core_read(dst, sizeof(*(dst)), src) +#else +#define CORE_READ(dst, src) ({ \ + int __sz = sizeof(*(dst)) < sizeof(*(src)) ? sizeof(*(dst)) : \ + sizeof(*(src)); \ + bpf_core_read((char *)(dst) + sizeof(*(dst)) - __sz, __sz, \ + (const char *)(src) + sizeof(*(src)) - __sz); \ +}) +#endif SEC("raw_tracepoint/sys_enter") int test_core_mods(void *ctx) -- 2.31.1