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 6F77DC433EF for ; Thu, 27 Jan 2022 21:50:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236317AbiA0VuK (ORCPT ); Thu, 27 Jan 2022 16:50:10 -0500 Received: from dfw.source.kernel.org ([139.178.84.217]:50444 "EHLO dfw.source.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233574AbiA0VuK (ORCPT ); Thu, 27 Jan 2022 16:50:10 -0500 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 dfw.source.kernel.org (Postfix) with ESMTPS id CE25D61B76; Thu, 27 Jan 2022 21:50:09 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 39242C340E9; Thu, 27 Jan 2022 21:50:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1643320209; bh=bc9FdBvKKjDxU5M79mkzd3zWQh71IJmJMwOkJM4zQYQ=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=ZIWlsoIQ49vWNoza0qnHu1K2F2Bhm1bbA3YVvOyvpeEDo92KiYjWBjTkeMS1Sy3sK cfcskWIkdWm35Tm4nVY6QIbGHg3p2aQOAFVcxAmDTMohyPwLdnoBeNTGGrqN2DRVtl rQtdWE+6OWWm7vTGnVjYGQpmOtMGM9EiQ4YBu/GEWwdgAUxlaVWz2oQPnpWQC/6ZST m8Jpua7Wrk6qMEz7MaiQTEFXyxxbM8vZ7lIXrjNusscuze4KX4OxDSpXff3WMGI12N PY6YQ0XuvVIVrehDPZsqpOwctf2lFAyaGnwH9f/cTnRxKHqHexen2opgZ6H5AdD8/v 4sVKh3zm9cKuA== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id 215EBE5D084; Thu, 27 Jan 2022 21:50:09 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH bpf-next] bpf, x86: remove unnecessary handling of BPF_SUB atomic op From: patchwork-bot+netdevbpf@kernel.org Message-Id: <164332020913.6471.16764153839958663792.git-patchwork-notify@kernel.org> Date: Thu, 27 Jan 2022 21:50:09 +0000 References: <20220127083240.1425481-1-houtao1@huawei.com> In-Reply-To: <20220127083240.1425481-1-houtao1@huawei.com> To: Hou Tao Cc: ast@kernel.org, john.fastabend@gmail.com, kafai@fb.com, yhs@fb.com, daniel@iogearbox.net, andrii@kernel.org, davem@davemloft.net, kuba@kernel.org, jackmanb@google.com, netdev@vger.kernel.org, bpf@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello: This patch was applied to bpf/bpf-next.git (master) by Daniel Borkmann : On Thu, 27 Jan 2022 16:32:40 +0800 you wrote: > According to the LLVM commit (https://reviews.llvm.org/D72184), > sync_fetch_and_sub() is implemented as a negation followed by > sync_fetch_and_add(), so there will be no BPF_SUB op and just > remove it. > > Signed-off-by: Hou Tao > > [...] Here is the summary with links: - [bpf-next] bpf, x86: remove unnecessary handling of BPF_SUB atomic op https://git.kernel.org/bpf/bpf-next/c/b6ec79518ef0 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html