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 X-Spam-Level: X-Spam-Status: No, score=-12.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9BE16C433E6 for ; Mon, 25 Jan 2021 16:18:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5C30A22ADF for ; Mon, 25 Jan 2021 16:18:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730653AbhAYQS3 (ORCPT ); Mon, 25 Jan 2021 11:18:29 -0500 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:25664 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730610AbhAYQSH (ORCPT ); Mon, 25 Jan 2021 11:18:07 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1611591401; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=c08+oV2gi7G/xLUQh2HQkXweRbcrmh4JkDtR8hT31AE=; b=hjbd9ydWxffydVCN9rIG/jYRuqRTifjRwlwW4fSNxxaGoKqAaf9wjMG/rZNHJid4sHXYXM INAGiVswWSyGsL7CKK+AevzZoEU1UPUuz/6+FrRbJgkDfYZ4ZZwSArC+jCD26bx9PAN+DS IUDQU4TWoZmeDaRuBRlzLqbvnmWn/AI= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-186-9YwePZdaO5avh1gstvV8Gw-1; Mon, 25 Jan 2021 11:16:37 -0500 X-MC-Unique: 9YwePZdaO5avh1gstvV8Gw-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 37EB9804002; Mon, 25 Jan 2021 16:16:35 +0000 (UTC) Received: from [10.10.112.133] (ovpn-112-133.rdu2.redhat.com [10.10.112.133]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 268B960C9C; Mon, 25 Jan 2021 16:16:30 +0000 (UTC) Subject: Re: [PATCH 2/2] bpf_encoder: Translate SHN_XINDEX in symbol's st_shndx values To: Arnaldo Carvalho de Melo , Jiri Olsa Cc: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , dwarves@vger.kernel.org, netdev@vger.kernel.org, bpf@vger.kernel.org, Yonghong Song , Hao Luo , Martin KaFai Lau , Song Liu , John Fastabend , KP Singh , Mark Wielaard References: <20210122163920.59177-1-jolsa@kernel.org> <20210122163920.59177-3-jolsa@kernel.org> <20210122195228.GB617095@kernel.org> From: Joe Lawrence Message-ID: Date: Mon, 25 Jan 2021 11:16:29 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: <20210122195228.GB617095@kernel.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 1/22/21 2:52 PM, Arnaldo Carvalho de Melo wrote: > > Who originally reported this? Joe? Also can someone provide a Tested-by: > in addition to mine when I get this detailed set of steps to test? > As Jiri noted, we tested v2 I think, so if there is a v4 build we could give a spin, just let us know. In the meantime, for kpatch, we figured that we could just temporarily disable CONFIG_DEBUG_INFO_BTF in the scripts/link-vmlinux.sh file during kpatch builds ... that would leave kernel code intact, but skip the BTF generation step (for which kpatch doesn't need anyway). Thanks, -- Joe