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=-3.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no 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 DF258C46466 for ; Fri, 2 Oct 2020 22:16:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 95797206A1 for ; Fri, 2 Oct 2020 22:16:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Biz8w7TY" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725820AbgJBWQs (ORCPT ); Fri, 2 Oct 2020 18:16:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42450 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725283AbgJBWQs (ORCPT ); Fri, 2 Oct 2020 18:16:48 -0400 Received: from mail-lj1-x244.google.com (mail-lj1-x244.google.com [IPv6:2a00:1450:4864:20::244]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A392FC0613D0; Fri, 2 Oct 2020 15:16:47 -0700 (PDT) Received: by mail-lj1-x244.google.com with SMTP id u4so2399487ljd.10; Fri, 02 Oct 2020 15:16:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=NqGPTwLDruLdjQOMyo3YXpB7b4xXruKaW+NIVVD0hZc=; b=Biz8w7TYWU2BmCVHqFyceEdKLAmhopzgHH7dO9z7f8dCVsB/z+ULhrGkmGAf/w5OJa mI6TXeIMsAA8fYqQaoin+VMmltrixfp9hL+GuLC4YIM24HxPRrIVgpbeWR/RvA46nmEg NRhyu0BfTCxDBnRNf3k++60ergxyTG5IBc7YYtqF06iKJq4Fe8Xa1Cfr8fef1ppI0u9Q euYPaarnohf327Ktwi2mfdnaqjoaOOQ2Rfxhz+Oszgs0cwc6WbyVk1dCHR9Rg/o7wXER HpK3EmaADNHCMApjRZrPKEYHmOJpqNRNwCKTAAaXJTm7gJC/zGurtQAOdwbwa8VAcHHf 4MHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=NqGPTwLDruLdjQOMyo3YXpB7b4xXruKaW+NIVVD0hZc=; b=kbiO9sKsLs6gTT5sgomtiz1j96ZoZXgUEPDXdbbm6Z4uRLlo5yB/LAEXrLwsWZ6yf1 3aGn3pB1Umg46k10TYUyZSViSn7R/Rz2BYb0ZPLJb3Sizy93LTyK6cca49p0g3Qtua16 hPpCsXUOqyRWt1Mbtb25Qc2Pf7a3J9bYZAO+z+rt7zpNFeg151mbkZGU2Q1mPjoktJ9l P8T/Jm3BOeYMUssgp0vKqg0PY8bCMJjAzqmM3zbh9E58ZogmvZ0H5KkDB1Meapk1J/QP vmHQkaVYBmJPJvf7TIpLOXJ4sHzWemUSC1jzPXDkwYHrTQJ8w5FL+4ytagafbJe0ajYj OSxw== X-Gm-Message-State: AOAM530K+XBgqMRgYps006edCTFmEOEQxAVnrVw7R5ti7ngWekwLFEpQ GqL7si4ZBQe4uMuK4qD9HKvQ/zgFObqLL5YaIDY= X-Google-Smtp-Source: ABdhPJxadOUkwd6VjSFMQPfU8zpwIm2qXUgaLQD2hb1vfXJnv5p3GK6I35WQ0mzevNMmNMaABcLJ/2405m8fn+I7rwM= X-Received: by 2002:a2e:7014:: with SMTP id l20mr1355149ljc.91.1601677006107; Fri, 02 Oct 2020 15:16:46 -0700 (PDT) MIME-Version: 1.0 References: <20200929235049.2533242-1-haoluo@google.com> In-Reply-To: From: Alexei Starovoitov Date: Fri, 2 Oct 2020 15:16:34 -0700 Message-ID: Subject: Re: [PATCH bpf-next v4 0/6] bpf: BTF support for ksyms To: Hao Luo Cc: Network Development , bpf , LKML , "open list:KERNEL SELFTEST FRAMEWORK" , Shuah Khan , Alexei Starovoitov , Andrii Nakryiko , Daniel Borkmann , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , Quentin Monnet , Steven Rostedt , Ingo Molnar Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Sep 29, 2020 at 11:48 PM Hao Luo wrote: > > Ah, this is the bug in pahole described in > https://lkml.org/lkml/2020/8/20/1862. I proposed a fix [1] but it > hasn't reached pahole's master branch. Let me ask Arnaldo to see if he > is OK merging it. > > [1] https://www.spinics.net/lists/dwarves/msg00451.html > > On Tue, Sep 29, 2020 at 9:36 PM Alexei Starovoitov > wrote: > > > > On Tue, Sep 29, 2020 at 4:50 PM Hao Luo wrote: > > > > > > v3 -> v4: > > > - Rebasing > > > - Cast bpf_[per|this]_cpu_ptr's parameter to void __percpu * before > > > passing into per_cpu_ptr. I've rebased it myself and applied. Thanks Hao.