From patchwork Mon Nov 30 18:52:05 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: 335034 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C536CC64E8A for ; Mon, 30 Nov 2020 18:55:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7DF0B2073C for ; Mon, 30 Nov 2020 18:55:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="a6hzTvLq" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388189AbgK3SyX (ORCPT ); Mon, 30 Nov 2020 13:54:23 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60844 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388288AbgK3SyW (ORCPT ); Mon, 30 Nov 2020 13:54:22 -0500 Received: from mail-pl1-x642.google.com (mail-pl1-x642.google.com [IPv6:2607:f8b0:4864:20::642]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E96EAC061A48; Mon, 30 Nov 2020 10:53:41 -0800 (PST) Received: by mail-pl1-x642.google.com with SMTP id t18so7007675plo.0; Mon, 30 Nov 2020 10:53:41 -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=Ouf0WBHGZpA6/0T7zSjGFwwnqyhXPQ0sX/VyNuYesJo=; b=a6hzTvLqRYg7ldf1Khs4RKbCmBut9yjGjfHdb8GujHheQdE2i/oOou4SFRuLrBgg8U K5lLwMQHjHk2cZxK2OK+iUG4nInYmifQqneQ/pV5CDfnbZnL0yoCuIqQVBR71mySif90 FnQG/An25tnFZ+lb8A6HjIehHhP0/uZNyCgWJvCJ/bU2FoRp6giMF9CKvWUMA77Xm/Cq 91a1ISkixkoVOmG59WwjZJBEG+ojQRVIkswDuOQn1EyWS/A13uQM7V9VzO1Zfsld01iT d3vxg6D4FMVgJC9j6AWWtlolsaSGIQj/x4+4XRuyHJWI7pOpQKm1lbEMBbiRvhIVxJIG wfVQ== 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=Ouf0WBHGZpA6/0T7zSjGFwwnqyhXPQ0sX/VyNuYesJo=; b=nlhN6Wwp65H9nBXZ2O64Qvw+u3MmClwnBIRVdLCSCcVeKbYZ6zh2+XBvfqS2a+0kzY v5DY8xuvIwXvHoafinfeeRpkeeH2cWPhu1s32qdUivN/ExYdzvOc0gyjOkR8yPT0NvJ3 vjvB21SlGdCdtswgdnXmHXqyDjnHmyEf2Aw3Ge60jrlTOq2sWtiwMZQRQV12rlo9qgS7 oM4PAFGQFp4L7SduQisudsXhKqMbNM4fV4UpzApw2Y2ZP6K+IVfL2kll9PQHIaVFq13S vN7+xbehV+Sdg/Y7iZYLjhRhHnoEtgM19WOICBxL5kj6wO2wSOoBYkZOXRBo9GLr8peb pYGQ== X-Gm-Message-State: AOAM531QktjrWUAJfObcX0Z2hkUSItJgVwOODX9hh+l9tInwIHSO+Skw AvTC6yNxDMSX64f6yhg9Ds2SxDpnBXkztm/vLAs= X-Google-Smtp-Source: ABdhPJyttLGEJqv8v1u3Ouay0Po85DyvLAuxQfsGNmkUMiVn4Vsp3s/W3cvAdjIkAD/udEbZWdf4UQ== X-Received: by 2002:a17:90a:6b4b:: with SMTP id x11mr229180pjl.3.1606762421076; Mon, 30 Nov 2020 10:53:41 -0800 (PST) Received: from btopel-mobl.ger.intel.com ([192.55.55.41]) by smtp.gmail.com with ESMTPSA id i3sm12005978pgq.12.2020.11.30.10.53.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 Nov 2020 10:53:39 -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 v4 10/10] samples/bpf: add option to set the busy-poll budget Date: Mon, 30 Nov 2020 19:52:05 +0100 Message-Id: <20201130185205.196029-11-bjorn.topel@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201130185205.196029-1-bjorn.topel@gmail.com> References: <20201130185205.196029-1-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'). Acked-by: Magnus Karlsson 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 4622a17fafe1..036bd019e400 100644 --- a/samples/bpf/xdpsock_user.c +++ b/samples/bpf/xdpsock_user.c @@ -1480,6 +1480,11 @@ 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)