From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 575035A4C0 for ; Tue, 12 Mar 2024 00:00:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710201634; cv=none; b=d2Gh7Avi5RcWEUFgosiQoqae8ycBskT2v8BhtKxmuPipr2V6fg+wtaqWp5JgLhgf8ymdWSbwN1AHqC5O6nPU1GS9Ud75QUy7+7hlRBgVJbLO/spBGqHcs+j6Z9L7JGm92at34N5nNn2pPIOdcKwvyAP4O9VYChziGBMCW5mLGc8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710201634; c=relaxed/simple; bh=yBbLbc2fCHXx87Iz7QqdPvWseGHO3rw9x/Jzs338+NQ=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=Opm428ghbaDRBoNBqAl6usYkJhzjO/efUUpcAb2eH6a54eXocdElTboup/CrdqM/n3D5R3+2jt1tXU8GjRuDki8wugc6V9DkNAtchdEvOXnNOT3y0WzzidwA8uUjyZztV8OyJ+n8Rr5d/C0GnaldWATXk6QTP+j2cnc5xp9b/9s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Z1GkI35/; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Z1GkI35/" Received: by smtp.kernel.org (Postfix) with ESMTPS id D16C4C43394; Tue, 12 Mar 2024 00:00:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1710201633; bh=yBbLbc2fCHXx87Iz7QqdPvWseGHO3rw9x/Jzs338+NQ=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=Z1GkI35/M6Y0QZ23lSW/yM/ClWKHYlb78/8X85SEHOS6npJLKkfXVqWxyVAyegfUZ dTOmEzAspADJhHzBwR2/7lxj1vgb6KJne3e0ZlkSToygZCdhIJr/MxGtWz/qh3lHKh liEbQWPS0RA9IXQgN5BBfWk36fsmewgOJ+QNbs5UrXLiI2k4VsVcl2F/H4TbTrPymc 3szwYJaIDlykdRBBPyPBsMyPIaosuXApTykIMi6pG+2DGAiKEW1AAyPi3B0OAQXjkx O+IamvGxyKtwBdnsGszamKYAVpC2QGTg4T/faHe3wguTu4NRXjfDbpnPWDjE82MKkX TuaJYUMiHeBCA== 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 B7302C395F1; Tue, 12 Mar 2024 00:00:33 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH v2 bpf-next] bpf: move sleepable flag from bpf_prog_aux to bpf_prog From: patchwork-bot+netdevbpf@kernel.org Message-Id: <171020163374.16311.12828564126297825012.git-patchwork-notify@kernel.org> Date: Tue, 12 Mar 2024 00:00:33 +0000 References: <20240309004739.2961431-1-andrii@kernel.org> In-Reply-To: <20240309004739.2961431-1-andrii@kernel.org> To: Andrii Nakryiko Cc: bpf@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net, martin.lau@kernel.org, kernel-team@meta.com Hello: This patch was applied to bpf/bpf-next.git (master) by Alexei Starovoitov : On Fri, 8 Mar 2024 16:47:39 -0800 you wrote: > prog->aux->sleepable is checked very frequently as part of (some) BPF > program run hot paths. So this extra aux indirection seems wasteful and > on busy systems might cause unnecessary memory cache misses. > > Let's move sleepable flag into prog itself to eliminate unnecessary > pointer dereference. > > [...] Here is the summary with links: - [v2,bpf-next] bpf: move sleepable flag from bpf_prog_aux to bpf_prog https://git.kernel.org/bpf/bpf-next/c/66c8473135c6 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html