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 C5068208C4; Fri, 21 Jun 2024 21:30:30 +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=1719005431; cv=none; b=WFeaMAGIA4AbQaTYSsMYLBjP12Y8IkmM+gnQ/51TKKcCF6B5OnveMrH+HGn0wf+NizBjd/98Hts6oKbi4R6ALyS4qmvVtfyz/FuFnk2vzZDWjzJYj8cpCy5y2/jWv2QH9xGzW0C47VystdV77CKnwLrogOyVhR1X5a6sZJrjr/c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719005431; c=relaxed/simple; bh=jdD3ZD2Vht/wixxNighYPFeyKxYU6FhMFPXqiCtusXk=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=HLotvxkpXBEpU25o9uuXsSRppDmxvdRHQA6D+8VQ7A8rcAAa2s66tq2fughluNN8yWf18QXToqzFuCGLhPjA1rC8kQjMFM8fDmExy5Ckq3MQGwkr3UmgDHikL1cNU4h1lQG/ibfioTE9vdjKB+JokHxcWguE8R6tJ9U2NgwTApE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=U7SxdtUa; 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="U7SxdtUa" Received: by smtp.kernel.org (Postfix) with ESMTPS id 55D12C4AF0E; Fri, 21 Jun 2024 21:30:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1719005430; bh=jdD3ZD2Vht/wixxNighYPFeyKxYU6FhMFPXqiCtusXk=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=U7SxdtUabIvSdeIZH7QFAvXhT3FTAP+VzKNJXHamNbJsNVI2WTYbbCWZ8sO7tHegq Yauw64HGaLy4Wdb0o0eARLZGYSMbXzGtz32uPpEnUU6oJ4wCrxiS06steMm80RTO48 sMY9uXB54VGimbGydyHVEx+cd3L+fDmJBkupTpCXPB4BxzYkwLN20lpvsm1BCZtj/m wFHCuGY9dMz1s6q42JiRRS38MgHWFDiRpLS0REenu7QdGcxLCfEvz0RdOl2vNvOq/m /sUR59QAgGMGDMwziePa37RF8z86PY6mGnqltuOez26XWFMFJ/cxUpSUgWOegR2hyH mgW+dKSVMZFWA== 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 482F2CF3B95; Fri, 21 Jun 2024 21:30:30 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH] bpf, arm64: inline bpf_get_current_task/_btf() helpers From: patchwork-bot+netdevbpf@kernel.org Message-Id: <171900543029.18811.11896556389826056750.git-patchwork-notify@kernel.org> Date: Fri, 21 Jun 2024 21:30:30 +0000 References: <20240619131334.4297-1-puranjay@kernel.org> In-Reply-To: <20240619131334.4297-1-puranjay@kernel.org> To: Puranjay Mohan Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, martin.lau@linux.dev, eddyz87@gmail.com, song@kernel.org, yonghong.song@linux.dev, john.fastabend@gmail.com, kpsingh@kernel.org, sdf@google.com, haoluo@google.com, jolsa@kernel.org, xukuohai@huaweicloud.com, catalin.marinas@arm.com, will@kernel.org, bpf@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, puranjay12@gmail.com Hello: This patch was applied to bpf/bpf-next.git (master) by Andrii Nakryiko : On Wed, 19 Jun 2024 13:13:34 +0000 you wrote: > On ARM64, the pointer to task_struct is always available in the sp_el0 > register and therefore the calls to bpf_get_current_task() and > bpf_get_current_task_btf() can be inlined into a single MRS instruction. > > Here is the difference before and after this change: > > Before: > > [...] Here is the summary with links: - bpf, arm64: inline bpf_get_current_task/_btf() helpers https://git.kernel.org/bpf/bpf-next/c/2bb138cb20a6 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html