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=-11.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS 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 97BF6C43460 for ; Fri, 30 Apr 2021 17:50:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 693166146D for ; Fri, 30 Apr 2021 17:50:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231146AbhD3Ru7 (ORCPT ); Fri, 30 Apr 2021 13:50:59 -0400 Received: from mail.kernel.org ([198.145.29.99]:37048 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229954AbhD3Ru6 (ORCPT ); Fri, 30 Apr 2021 13:50:58 -0400 Received: by mail.kernel.org (Postfix) with ESMTPS id 1AD5B61469; Fri, 30 Apr 2021 17:50:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1619805010; bh=AdWLSndMqQFHqoM9FWpxZlFSvWn281z5vS6Un2mfVg8=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=bU7tIYfTNI8XVUpj2IEmxFRIeeHWVDaaczWEUQ8QoG3YRUuHumKMqNyyjjsyJrUNf RldO/5uhhHTckztAb5sAhI7FeciItrh6PMA6gxCRlZJSirhya0vR5v3rFwMcU4cXuD DRGuhZUsZFUpNW8ES+05/lOynzQDDQrnlfPG/pIK/T9F1k8bdBu9ONmygwx5ZtxebR 0lWSXOAim7vHhR5/qwxkH2+M1F1pKa58Uc7SPX+JrkH8/sXK5m86UM/wlf5HuJjSx1 I8qHt8qKkRX3suTriD8quQWN8qnl7Le5NNxAvhsVkQF1p9UaCbD4r/jEJQ7RMBxwZ8 XLrckqISionnw== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH bpf-next] selftests/bpf: Fix the snprintf test From: patchwork-bot+netdevbpf@kernel.org Message-Id: <161980501003.20779.4607601411037423780.git-patchwork-notify@kernel.org> Date: Fri, 30 Apr 2021 17:50:10 +0000 References: <20210428152501.1024509-1-revest@chromium.org> In-Reply-To: <20210428152501.1024509-1-revest@chromium.org> To: Florent Revest Cc: bpf@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, kpsingh@kernel.org, jackmanb@google.com, linux-kernel@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello: This patch was applied to bpf/bpf.git (refs/heads/master): On Wed, 28 Apr 2021 17:25:01 +0200 you wrote: > The BPF program for the snprintf selftest runs on all syscall entries. > On busy multicore systems this can cause concurrency issues. > > For example it was observed that sometimes the userspace part of the > test reads " 4 0000" instead of " 4 000" (extra '0' at the end) > which seems to happen just before snprintf on another core sets > end[-1] = '\0'. > > [...] Here is the summary with links: - [bpf-next] selftests/bpf: Fix the snprintf test https://git.kernel.org/bpf/bpf/c/f80f88f0e2f2 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html