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=-6.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,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 9C855C48BE5 for ; Wed, 16 Jun 2021 14:56:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 865696105A for ; Wed, 16 Jun 2021 14:56:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234274AbhFPO6P (ORCPT ); Wed, 16 Jun 2021 10:58:15 -0400 Received: from mail.kernel.org ([198.145.29.99]:41246 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234220AbhFPO6P (ORCPT ); Wed, 16 Jun 2021 10:58:15 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 7020861075; Wed, 16 Jun 2021 14:56:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1623855369; bh=fAr4eEtDErPD5HaZ2H649dFKgvV4j5BKjzBGdfnsEl0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=TW6kQyGbLD/+hG2SFgoGkMBlWUtkc6ab4jZTNPqMKzcwVGUfAPewyBn8tHt/5ZwzK i0yfW03c2OKK2mu36ERHeWV2tLsEp3BpQxD3T105DNVgSimgUUKfaSRJIsXYuqdPQY R5Qw7oQCZB23RFJ6y8buU96rl1Wz1rtPO9D+e/rKIqBI6gY8uQhOvCUHkJT589lKcr v8DtWD2Jb+HB/dIxdSXPNsltGo+587ZepGM5YpLfzywAKX5IxLTJgjjKjyknVyBelW UwJ3797FqBURUDu1TLBXlaAzASoXyTNYIiqKGC5W39Lojolm0vv4llndwZRz6f5+IV bhbvH0IoxY1Iw== Received: by quaco.ghostprotocols.net (Postfix, from userid 1000) id 9AD0C40B1A; Wed, 16 Jun 2021 11:56:06 -0300 (-03) Date: Wed, 16 Jun 2021 11:56:06 -0300 From: Arnaldo Carvalho de Melo To: Andrii Nakryiko Cc: Arnaldo Carvalho de Melo , bpf , dwarves@vger.kernel.org, siudin@fb.com Subject: Re: latest pahole breaks libbpf CI and let's talk about staging Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Url: http://acmel.wordpress.com Precedence: bulk List-ID: X-Mailing-List: dwarves@vger.kernel.org Em Tue, Jun 15, 2021 at 04:30:03PM -0700, Andrii Nakryiko escreveu: > Hey Arnaldo, > > Seems like de3a7f912559 ("btf_encoder: Reduce the size of encode_cu() > by moving function encoding to separate method") break two selftests > in libbpf CI (see [0]). Please take a look. I suspect some bad BTF, > because both tests rely on kernel BTF info. > > You've previously asked about staging pahole changes. Did you make up > your mind about branch names and the process overall? Seems like a > good chance to bring this up ;-P > > [0] https://travis-ci.com/github/libbpf/libbpf/jobs/514329152 Ok, please add tmp.master as the staging branch, I'll move things to master only after it passing thru CI. Now looking at that code, must be something subtle... - Arnaldo