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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7BEF8EB64D7 for ; Tue, 20 Jun 2023 23:41:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References:Date: Message-Id:From:Subject:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=EBsw13s0TWrVuDMLOw3NqQOvK8WILX6ZFJkjKjZ99qU=; b=RBg2xZVxsFEfmo ua1044CQlrAP3i1HJOCILorgB+7LehZ34F5ZUufJygKrI+cR9BGTjgb/2pTZHKzkhwfQLS59K4xiQ QkqwZ/GoOePoHTc/g9uBJYfUC5/iPfT9Lta/pU3i67DzqAx9y2tSOxHQ0EMY2UB5VMFqjTA9KkHRv Ws0/zmrVS7eUE7otXDcFoXDcRu7PFDf7nPKJF/iUhnVtTz+issVO9k/ylp5YjE5xg0M6rMoI7kPrz ARc47M+c5FXKChO9AO9gCcHP1LDxc0bo2ZZ54KmJLHmQBGJnptd6EpRvFvAgflfOFitYkS2nINBxQ 7KjwvlZP6YJ7vK0v6Wog==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qBkxh-00CcRj-1i; Tue, 20 Jun 2023 23:40:37 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qBkxd-00CcQT-34 for linux-arm-kernel@lists.infradead.org; Tue, 20 Jun 2023 23:40:35 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id CE55461382; Tue, 20 Jun 2023 23:40:32 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 2E8A2C433C0; Tue, 20 Jun 2023 23:40:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1687304432; bh=MzePdahtLZw6+jL8v2zldGkseoJjdfgMR1ZbnZIcMew=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=UVDlDRZgv9sXJbrpBdjjsfOwRl9EHMmr2QlzkgQ1EwEMc9xE2g/tLx1PxvcoLQkEG P5lYo26BBy7MOElPW+yibJpNYyTLCYFf1HCaHdzB3tskU3JfWD/WIVbuWo56LugKpk 28wxxPQNRm2lDQgl2fYIUkUqPTd14rG/FrdZDGcKl0b0vhFK4nS6PPZQOgTGECnMJ0 6TuXbGG+HaIZXpL2uCgsPxfdRZViB8z/VVc/adtN9D52kvTr/ct6L14F3Dxd/gBgjN cqU2c5e5fG6PCsUEVauXwPnchX2QRcTGVecI5rACO3EZwJaUb9d0PyqaE/nB4APJ94 uqsGsya/7doYw== 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 116EBE21EDB; Tue, 20 Jun 2023 23:40:32 +0000 (UTC) MIME-Version: 1.0 Subject: Re: [PATCH bpf-next v3 0/3] bpf, arm64: use BPF prog pack allocator in BPF JIT From: patchwork-bot+netdevbpf@kernel.org Message-Id: <168730443206.21092.6381881646118757164.git-patchwork-notify@kernel.org> Date: Tue, 20 Jun 2023 23:40:32 +0000 References: <20230619100121.27534-1-puranjay12@gmail.com> In-Reply-To: <20230619100121.27534-1-puranjay12@gmail.com> To: Puranjay Mohan Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, martin.lau@linux.dev, song@kernel.org, catalin.marinas@arm.com, mark.rutland@arm.com, bpf@vger.kernel.org, kpsingh@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230620_164034_037163_6EDC89EA X-CRM114-Status: UNSURE ( 9.13 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hello: This series was applied to bpf/bpf-next.git (master) by Alexei Starovoitov : On Mon, 19 Jun 2023 10:01:18 +0000 you wrote: > BPF programs currently consume a page each on ARM64. For systems with many BPF > programs, this adds significant pressure to instruction TLB. High iTLB pressure > usually causes slow down for the whole system. > > Song Liu introduced the BPF prog pack allocator[1] to mitigate the above issue. > It packs multiple BPF programs into a single huge page. It is currently only > enabled for the x86_64 BPF JIT. > > [...] Here is the summary with links: - [bpf-next,v3,1/3] bpf: make bpf_prog_pack allocator portable https://git.kernel.org/bpf/bpf-next/c/9a44df2a4f2a - [bpf-next,v3,2/3] arm64: patching: Add aarch64_insn_copy() https://git.kernel.org/bpf/bpf-next/c/a7ed8ed92482 - [bpf-next,v3,3/3] bpf, arm64: use bpf_jit_binary_pack_alloc https://git.kernel.org/bpf/bpf-next/c/49703aa2adfa You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel