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Miller" , Hideaki YOSHIFUJI , David Ahern , Jakub Kicinski , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Song Liu , John Fastabend , KP Singh , , , Jiri Olsa References: <20210423130530.GA6564@kitsune.suse.cz> <316e86f9-35cc-36b0-1594-00a09631c736@fb.com> <20210423175528.GF6564@kitsune.suse.cz> <20210425111545.GL15381@kitsune.suse.cz> <20210426113215.GM15381@kitsune.suse.cz> <20210426121220.GN15381@kitsune.suse.cz> <20210426121401.GO15381@kitsune.suse.cz> From: Yonghong Song Message-ID: <49f84147-bf32-dc59-48e0-f89241cf6264@fb.com> Date: Mon, 26 Apr 2021 08:41:49 -0700 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Thunderbird/78.9.1 In-Reply-To: <20210426121401.GO15381@kitsune.suse.cz> Content-Type: text/plain; charset="windows-1252"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit X-Originating-IP: [2620:10d:c090:400::5:e445] X-ClientProxiedBy: MWHPR10CA0023.namprd10.prod.outlook.com (2603:10b6:301::33) To SN6PR1501MB2064.namprd15.prod.outlook.com (2603:10b6:805:d::27) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from [IPv6:2620:10d:c085:21e1::12ae] (2620:10d:c090:400::5:e445) by MWHPR10CA0023.namprd10.prod.outlook.com (2603:10b6:301::33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4065.20 via Frontend Transport; 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Definitely an improvenent. >>>> >>>> I see some new type support was added so it makes sense if that type is >>>> used the new dwarves are needed. >>> >>> Ok, here is the current failure with dwarves 1.21 on 5.12: >>> >>> [ 2548s] LD vmlinux >>> [ 2557s] BTFIDS vmlinux >>> [ 2557s] FAILED unresolved symbol vfs_truncate >>> [ 2558s] make[1]: *** >>> [/home/abuild/rpmbuild/BUILD/kernel-kvmsmall-5.12.0/linux-5.12/Makefile:1213: >>> vmlinux] Error 255 This is PPC64, from attached config: CONFIG_PPC64=y I don't have environment to cross-compile for PPC64. Jiri, could you take a look? Thanks! >>> >>> Any idea where this one is coming from? >> Attaching a complete config >>> >>> Thanks >>> >>> Michal