From patchwork Thu Nov 12 11:40:41 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?QmrDtnJuIFTDtnBlbA==?= X-Patchwork-Id: 1398881 Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20161025 header.b=CovtpT1H; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4CX0G52r2bzB40p for ; Thu, 12 Nov 2020 22:47:41 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728158AbgKLLqy (ORCPT ); Thu, 12 Nov 2020 06:46:54 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33156 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728151AbgKLLmL (ORCPT ); Thu, 12 Nov 2020 06:42:11 -0500 Received: from mail-pg1-x541.google.com (mail-pg1-x541.google.com [IPv6:2607:f8b0:4864:20::541]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A27B5C061A4B; Thu, 12 Nov 2020 03:42:09 -0800 (PST) Received: by mail-pg1-x541.google.com with SMTP id e21so3934552pgr.11; Thu, 12 Nov 2020 03:42:09 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=brgLMIxuomJ8n/5jz8DxC5bQTgtlcUM9f2qpFTYsMmE=; b=CovtpT1H6uwHawVk1JcqLyr++xBprVGAO7Nzh90vgUS8fdnk8FPo/EwDjPk0tODuzB evmEz5zCLB1/lZJklPq3VXIxJvnx9DUEFOILM3BA5+scq3ioI9QKrUSakQN0v9DCPD8n qV22M3jKpjNIaVgDJKgu2isiq8bB8aQv3O3cS/zAPLcQte8nha4VphBLmMwEDNioSKqG jNC4TpXHa4iG7XHf022608Gb2IXBkktcQ0t/Hk7BAspZCmGYwQWrbolSPSoKupN5Pecx +KZitN4Bs99RAnswTZGdsvFPPJtk1b1GE8DXxe+Q6AVegf/EGUVy34JeXIwN0pmL/4pW 7vBA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=brgLMIxuomJ8n/5jz8DxC5bQTgtlcUM9f2qpFTYsMmE=; b=tCO+L8Z00H+OV00G3B26pEhFDOQsCRTohm+4ndhrndi4AE1mi7toKXgKQMcqnGIwPx W52ccxKKz70ezDD3F9xwXu9aVB2eLEWOOBBoIZGFEJG4ZvCfS9mGDRBJaM/PW2Oxbk58 Kc47HFQ2e3LPVUeWo+GWCCmbRx4iBqrdsgI0NzNIOna6mgnah7b9cDKuA+VuGaaMyCOP XDZ4XWysVLYNoel6hT6Kk70uynnPggaYfxOP0hDJgLkXVR1bKA2JuDbyYS9am3v4w4xo oY7kyc66TN5xFOoB8QeAo6XX0/RXs2rMK9O7cCZLxd4ZvhaK793E9Y/nEH8ruqhpdsiT nl1Q== X-Gm-Message-State: AOAM530tysHzekWghDBcuRR/EcN0rxnhkGRdJMe8XFlSclwo47NL8QsD XOpLs5hoclo3sH6LMg+mIJ5t2EHrHFui5GYG X-Google-Smtp-Source: ABdhPJzFYZzD6fe0bkLYrWPvwSpTUEJ47RqkKC5VHjBhyIA/8uANZpTuT7iDumC4uApa5EvyswNmLw== X-Received: by 2002:a17:90a:6283:: with SMTP id d3mr8969246pjj.96.1605181328515; Thu, 12 Nov 2020 03:42:08 -0800 (PST) Received: from btopel-mobl.ger.intel.com (fmdmzpr03-ext.fm.intel.com. [192.55.54.38]) by smtp.gmail.com with ESMTPSA id y8sm6161629pfe.33.2020.11.12.03.42.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 12 Nov 2020 03:42:07 -0800 (PST) From: =?utf-8?b?QmrDtnJuIFTDtnBlbA==?= To: netdev@vger.kernel.org, bpf@vger.kernel.org Cc: =?utf-8?b?QmrDtnJuIFTDtnBlbA==?= , magnus.karlsson@intel.com, ast@kernel.org, daniel@iogearbox.net, maciej.fijalkowski@intel.com, sridhar.samudrala@intel.com, jesse.brandeburg@intel.com, qi.z.zhang@intel.com, kuba@kernel.org, edumazet@google.com, jonathan.lemon@gmail.com, maximmi@nvidia.com Subject: [PATCH bpf-next 9/9] samples/bpf: add option to set the busy-poll budget Date: Thu, 12 Nov 2020 12:40:41 +0100 Message-Id: <20201112114041.131998-10-bjorn.topel@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201112114041.131998-1-bjorn.topel@gmail.com> References: <20201112114041.131998-1-bjorn.topel@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Björn Töpel Support for the SO_BUSY_POLL_BUDGET setsockopt, via the batching option ('b'). Signed-off-by: Björn Töpel --- samples/bpf/xdpsock_user.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/samples/bpf/xdpsock_user.c b/samples/bpf/xdpsock_user.c index 8ecacbae7682..3f87b931c177 100644 --- a/samples/bpf/xdpsock_user.c +++ b/samples/bpf/xdpsock_user.c @@ -1482,6 +1482,11 @@ static void apply_setsockopt(struct xsk_socket_info *xsk) if (setsockopt(xsk_socket__fd(xsk->xsk), SOL_SOCKET, SO_BUSY_POLL, (void *)&sock_opt, sizeof(sock_opt)) < 0) exit_with_error(errno); + + sock_opt = opt_batch_size; + if (setsockopt(xsk_socket__fd(xsk->xsk), SOL_SOCKET, SO_BUSY_POLL_BUDGET, + (void *)&sock_opt, sizeof(sock_opt)) < 0) + exit_with_error(errno); } int main(int argc, char **argv)