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Mon, 11 Jan 2021 04:02:45 +0000 Subject: Re: [PATCH v2 bpf-next 1/7] bpf: add bpf_patch_call_args prototype to include/linux/bpf.h To: Andrii Nakryiko , , , , CC: , Hao Luo , kernel test robot References: <20210108220930.482456-1-andrii@kernel.org> <20210108220930.482456-2-andrii@kernel.org> From: Yonghong Song Message-ID: <47ef4626-6467-fd4f-f015-facc470cc51c@fb.com> Date: Sun, 10 Jan 2021 20:02:42 -0800 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Thunderbird/78.6.0 In-Reply-To: <20210108220930.482456-2-andrii@kernel.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [2620:10d:c090:400::5:b212] X-ClientProxiedBy: MWHPR2201CA0048.namprd22.prod.outlook.com (2603:10b6:301:16::22) To BYAPR15MB4088.namprd15.prod.outlook.com (2603:10b6:a02:c3::18) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from [IPv6:2620:10d:c085:21c1::1158] (2620:10d:c090:400::5:b212) by MWHPR2201CA0048.namprd22.prod.outlook.com (2603:10b6:301:16::22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3742.6 via Frontend Transport; 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X-MS-Exchange-AntiSpam-MessageData: =?utf-8?B?NUhTaTRnSm45dnNmelk3WjRFM040OGE4dDRRNlc1WXRiZ3BGem9SbDhDNUhm?= =?utf-8?B?SGlJS25YVzZCczlvbXdkUmFzQ0JRL3FiRGFpYWpFWUxhTytKMURwQXJhVWFt?= =?utf-8?B?VUxFMUNHYWhPOUJsSGN4clZNVi84YlJPa0RycTI3NW5WSW80VDBJRUVwekVY?= =?utf-8?B?eTlUTTRIVEJOb1pDTXY3U2wvemNjZ2JtSktOM2sxMXZKWW9xcktMQTNyL1k4?= =?utf-8?B?OWFDUU9QYm40dlY1aFFhdDF2VkZDc3lINTRxWnM0UnUvcndrL0VKYzhMSUhn?= =?utf-8?B?bnNDZk8xaEUvZjNNY3ZtMktCNDJTeXlvMUlmenZTQkc5cEc4Ujhjcm5UOCty?= =?utf-8?B?VFk0dTV3Nmg4RFZYS1cvVzIzVUFxTmdJYnpEYTZEM05JR0lEdmtFRXZacDE0?= =?utf-8?B?MmJiRnNHanR3dEZCaCtpZ1RNWHR4N0Rmcm81V2FxUFQ0S2VkU2NFNG1pNjZW?= =?utf-8?B?eFVPbml0eUVqckZEeVRobTJyQ2tvUU9vNERQbmlSRXlIT3hybkxaWk5ZRVpE?= =?utf-8?B?V3ZHRUxjK3VKb2c0THBkVlo2dk92VFRsU2hvRDFwTTFZOTJibU1RelJBb1ZG?= =?utf-8?B?WXllZThLZDVFaitSeTE4NHFEdm9rYklGQzYybk9BZ3Qvc0lUMzg1YlJnWVdi?= =?utf-8?B?NzkvNDhaeWpYWkYvWHZDM2ZXL1lMM2F1Vmt3VlBrM3VkOE9JRnUva0hmSHlY?= =?utf-8?B?RTcxMHFvbEVWWkE1bTZTMXpaMlFiUjFtWmlibFplN1NWMkVTSzNlUnlIRWpT?= =?utf-8?B?ZHVzemFxa0hGaGZmSVlaMnl6aFVFeGFtYk1UbHk5NlJ1aFc1RXQ0K0dNU2ZF?= =?utf-8?B?andrd2FaUUl6UHhsaThWdDdKY3VnWU1EL2tzRElhQVU3UmpGcTJKaC8rZXBl?= =?utf-8?B?Mll0MThlRnRRSTh6NjVGNFRVTjMzdE14amZnUkZCWXVrc1VWazkyOW5vbWhU?= =?utf-8?B?ZjlPUXdZYjV0NFRtdkx5c3VpVDdXRnRNbHBZM0w2L05pR2J2SWJ4TTd1S3pU?= =?utf-8?B?eDVlQkpVNTlmRHRTSGh2Z01jQXc2T2RMeUY4NmY3akhPbG1BaUk5RjdJOWh1?= =?utf-8?B?bnZCU1RjSXNPMnhCTGQ1R2Vjd0RKMEhMOWhuQTZqN3g5V0VPeG9ORjluZmcx?= =?utf-8?B?N0cxMHVodHBhVDNLcHJGaFdhN3o4RkxLMW03Um42V3ZiS0tkRUw1cW5GWkJ3?= =?utf-8?B?LzdYOHdEY00zK292M1J4TWpkczYwOXBGVUdJb1RHS0VSK0V1c1pjTlMrNHBv?= =?utf-8?B?MHNBQ0tBRHdKUUEwSkYwQzR5NVN3VXNYVFJ6eHBPbTk1NlpRL0Nkb1lzM0Jp?= =?utf-8?B?VWtZQ2JwWW9ia1VMWkNVR1pBNXdIMUQwRDRkYm5uS3E2NWwzQ3E4Sm1LRmow?= =?utf-8?B?Nk1YNGZrTGxkZkE9PQ==?= X-MS-Exchange-CrossTenant-AuthSource: BYAPR15MB4088.namprd15.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Jan 2021 04:02:45.7655 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 8ae927fe-1255-47a7-a2af-5f3a069daaa2 X-MS-Exchange-CrossTenant-Network-Message-Id: 109387bc-5ec4-47d7-b946-08d8b5e5c0c1 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: iB3gS5sqHXJChcwSRglBBBeG+Tb4k8TtElxopRwckzrOhKc033kwk3IVT0NcCm5/ X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR15MB2773 X-OriginatorOrg: fb.com X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.343,18.0.737 definitions=2021-01-09_13:2021-01-07,2021-01-09 signatures=0 X-Proofpoint-Spam-Details: rule=fb_default_notspam policy=fb_default score=0 mlxscore=0 suspectscore=0 clxscore=1011 priorityscore=1501 mlxlogscore=797 lowpriorityscore=0 impostorscore=0 adultscore=0 bulkscore=0 spamscore=0 phishscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101110022 X-FB-Internal: deliver Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org On 1/8/21 2:09 PM, Andrii Nakryiko wrote: > Add bpf_patch_call_args() prototype. This function is called from BPF verifier > and only if CONFIG_BPF_JIT_ALWAYS_ON is not defined. This fixes compiler > warning about missing prototype in some kernel configurations. > > Reported-by: kernel test robot > Fixes: 1ea47e01ad6e ("bpf: add support for bpf_call to interpreter") > Signed-off-by: Andrii Nakryiko Acked-by: Yonghong Song