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=-16.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,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 87969C433DB for ; Thu, 4 Feb 2021 16:11:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 48A7464DD6 for ; Thu, 4 Feb 2021 16:11:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237861AbhBDQLi (ORCPT ); Thu, 4 Feb 2021 11:11:38 -0500 Received: from mail.kernel.org ([198.145.29.99]:41792 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237687AbhBDQKr (ORCPT ); Thu, 4 Feb 2021 11:10:47 -0500 Received: by mail.kernel.org (Postfix) with ESMTPS id 0915D64F6A; Thu, 4 Feb 2021 16:10:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1612455007; bh=swyBGTcsJBrat/oEJNcKSg17JKJwWj1HmDi3Z4jelJw=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=RDEqR/C103+FBZcNr88BS6Yt7pBqdwEzFe+5CTECorvhs7ARjSccKX1JjD9P2Qxaa azCvoScFRl+z6z4EYzClwehTxZm2PqS4LLjyP7kzSnPr9yWTSo+OiuVoYQMbjKs7iL kTcE7+8amvpL+Io1t5/z2hP5pWFnowjA8YlsqCjG/uOACIS7FhJMk+ws7FFc0ib0Dd j9n3+CnHI5gwaxj+UD/zKL8rnX2/ezxLn3eCKT8mOaWZ3bd4hfpKaP7/AqS5ZjUEVN u7+SsTx34EbuWIrIPXFFaAoxu8yo08YABd5/1Jm4jQ7/4YF2OZfZ9OrjVn9ecCv7F8 yvHtWVhIcAjlA== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH bpf-next] bpf: Emit explicit NULL pointer checks for PROBE_LDX instructions. From: patchwork-bot+netdevbpf@kernel.org Message-Id: <161245500698.23366.9347266254041745601.git-patchwork-notify@kernel.org> Date: Thu, 04 Feb 2021 16:10:06 +0000 References: <20210202053837.95909-1-alexei.starovoitov@gmail.com> In-Reply-To: <20210202053837.95909-1-alexei.starovoitov@gmail.com> To: Alexei Starovoitov Cc: davem@davemloft.net, daniel@iogearbox.net, netdev@vger.kernel.org, bpf@vger.kernel.org, kernel-team@fb.com Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello: This patch was applied to bpf/bpf-next.git (refs/heads/master): On Mon, 1 Feb 2021 21:38:37 -0800 you wrote: > From: Alexei Starovoitov > > PTR_TO_BTF_ID registers contain either kernel pointer or NULL. > Emit the NULL check explicitly by JIT instead of going into > do_user_addr_fault() on NULL deference. > > Signed-off-by: Alexei Starovoitov > > [...] Here is the summary with links: - [bpf-next] bpf: Emit explicit NULL pointer checks for PROBE_LDX instructions. https://git.kernel.org/bpf/bpf-next/c/4c5de127598e You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html