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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7BC78C433F5 for ; Fri, 3 Dec 2021 20:50:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239909AbhLCUxk (ORCPT ); Fri, 3 Dec 2021 15:53:40 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56274 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1383148AbhLCUxg (ORCPT ); Fri, 3 Dec 2021 15:53:36 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2AF4FC061751; Fri, 3 Dec 2021 12:50:12 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id E69EAB82958; Fri, 3 Dec 2021 20:50:10 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id A28EFC53FCD; Fri, 3 Dec 2021 20:50:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1638564609; bh=+LyUI9UGvz/92G8ph3KeFP+/xuF9YztjsVXxZA1G0S0=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=t8dLH8BX0nW96BGVfcZYMa7bKF2Ca3Devsbwzz7xkH4TxhgiTztk44rqZcMlAwo3R CdmHkI/PwrIbOG663lufwnz5KKAHa3k0go8yEeF+g/1/YwsRgBTEvthi6pLcKI70Wq JDza5nEpP/6NDfPEch/cq6I4Ay/spKwI5NTgl8f/q+GRt8KzNIe4v1Pn1pzNQc3iEM ry9EisVVLNjUS0syGqujlOMrcIpVMyc5tJe3V8OyBUccE6BQrYxyi5Nq1iPAN3JTXn fCwk4kihh51aSRHcSQuMbmy605rvs0Z8qPqqo+Wp/w/C1NiB0tNkJRLOCf2+AzKNEX jKCfz+4lXkokA== Received: from pdx-korg-docbuild-2.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by pdx-korg-docbuild-2.ci.codeaurora.org (Postfix) with ESMTP id 8580B60A7E; Fri, 3 Dec 2021 20:50:09 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH bpf] bpf: Fix the off-by-two error in range markings From: patchwork-bot+netdevbpf@kernel.org Message-Id: <163856460954.2307.15260762040124068016.git-patchwork-notify@kernel.org> Date: Fri, 03 Dec 2021 20:50:09 +0000 References: <20211130181607.593149-1-maximmi@nvidia.com> In-Reply-To: <20211130181607.593149-1-maximmi@nvidia.com> To: Maxim Mikityanskiy Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, kafai@fb.com, songliubraving@fb.com, yhs@fb.com, john.fastabend@gmail.com, kpsingh@kernel.org, shuah@kernel.org, davem@davemloft.net, kuba@kernel.org, hawk@kernel.org, bpf@vger.kernel.org, netdev@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Hello: This patch was applied to bpf/bpf.git (master) by Daniel Borkmann : On Tue, 30 Nov 2021 20:16:07 +0200 you wrote: > The first commit cited below attempts to fix the off-by-one error that > appeared in some comparisons with an open range. Due to this error, > arithmetically equivalent pieces of code could get different verdicts > from the verifier, for example (pseudocode): > > // 1. Passes the verifier: > if (data + 8 > data_end) > return early > read *(u64 *)data, i.e. [data; data+7] > > [...] Here is the summary with links: - [bpf] bpf: Fix the off-by-two error in range markings https://git.kernel.org/bpf/bpf/c/2fa7d94afc1a You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html