From patchwork Mon Jan 22 22:16:10 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Fijalkowski, Maciej" X-Patchwork-Id: 13526314 X-Patchwork-Delegate: bpf@iogearbox.net Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.11]) (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 4E4B44878F; Mon, 22 Jan 2024 22:16:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.11 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705961815; cv=none; b=CnKeNFpiGyRejBHGejkWlIsiqvhOL77YIDThG7ln2L3eo8cCaGnMY8DhHYvJ4qs6O00mJr0FrasfwqetkSoM/i1rQrtqQLvloUH2mLHOI0fyBcl39HMn5fTAUIJ2ibRahJT+cSmaDJT2unk1AHWnHxZcOWTbOXRoIBwZEN1ehN4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705961815; c=relaxed/simple; bh=9khkhqzvLIulNsCTS8jeOkWg0pFG1sYZYYrSbURPQmo=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=t9/llZaKVHcyIxRHEjjCGsuCtvdnqS7NlnYn0KQe3NtykUsS/QxpnM60MAkJoleFsJ4NbqR4m3eJy3BWfwHqoCv9UDEhjlCKeW/Bv1LEbIjLV/mrsWWygGGIk71e4tjoLKMr2Vv/ltv2MNCNVXDEfOh6ok9QD87XD/lZbp8/tCA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=h3vFjsUG; arc=none smtp.client-ip=198.175.65.11 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="h3vFjsUG" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1705961815; x=1737497815; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=9khkhqzvLIulNsCTS8jeOkWg0pFG1sYZYYrSbURPQmo=; b=h3vFjsUGLXH1ZM1N4Uaesc79zIiuPDvHsNhHf1eP9ZiwAFUvAvUJTD46 Cke4ePHbN0/oEtpA4Goz0MvmGd5gt0ivTsbAsvsRkvApqfjPa8TKg7P0e FvtQIx8qqRTwXeYmAKUaqjlZGV+6EYdJr2mBSn04CbZ3qN+pVsFc1RhwC qOmJw1WA+fCh0FGM50XIpCRMQlMOloElafDYpN/IVq73hBMo0eTsikuAm JZywfFCZPFp7oK9DftD/5a9pc8fjz3RfAfndhocktS3Mi7rPZMUSG1rdF oj5MIxqfLHOrStmMCPgtrw1MNCAs37PqSxvDVwKAQh8VgjqEcvCnLJvGY Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10961"; a="7995697" X-IronPort-AV: E=Sophos;i="6.05,212,1701158400"; d="scan'208";a="7995697" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Jan 2024 14:16:55 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.05,212,1701158400"; d="scan'208";a="1360950" Received: from boxer.igk.intel.com ([10.102.20.173]) by fmviesa003.fm.intel.com with ESMTP; 22 Jan 2024 14:16:51 -0800 From: Maciej Fijalkowski To: bpf@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org Cc: netdev@vger.kernel.org, magnus.karlsson@intel.com, bjorn@kernel.org, maciej.fijalkowski@intel.com, echaudro@redhat.com, lorenzo@kernel.org, martin.lau@linux.dev, tirthendu.sarkar@intel.com, john.fastabend@gmail.com, horms@kernel.org Subject: [PATCH v5 bpf 11/11] i40e: update xdp_rxq_info::frag_size for ZC enabled Rx queue Date: Mon, 22 Jan 2024 23:16:10 +0100 Message-Id: <20240122221610.556746-12-maciej.fijalkowski@intel.com> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20240122221610.556746-1-maciej.fijalkowski@intel.com> References: <20240122221610.556746-1-maciej.fijalkowski@intel.com> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Delegate: bpf@iogearbox.net Now that i40e driver correctly sets up frag_size in xdp_rxq_info, let us make it work for ZC multi-buffer as well. i40e_ring::rx_buf_len for ZC is being set via xsk_pool_get_rx_frame_size() and this needs to be propagated up to xdp_rxq_info. Fixes: 1c9ba9c14658 ("i40e: xsk: add RX multi-buffer support") Signed-off-by: Maciej Fijalkowski Acked-by: Magnus Karlsson --- drivers/net/ethernet/intel/i40e/i40e_main.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index f8d513499607..7b091ce64cc7 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -3609,7 +3609,14 @@ static int i40e_configure_rx_ring(struct i40e_ring *ring) ring->xsk_pool = i40e_xsk_pool(ring); if (ring->xsk_pool) { + xdp_rxq_info_unreg(&ring->xdp_rxq); ring->rx_buf_len = xsk_pool_get_rx_frame_size(ring->xsk_pool); + err = __xdp_rxq_info_reg(&ring->xdp_rxq, ring->netdev, + ring->queue_index, + ring->q_vector->napi.napi_id, + ring->rx_buf_len); + if (err) + return err; err = xdp_rxq_info_reg_mem_model(&ring->xdp_rxq, MEM_TYPE_XSK_BUFF_POOL, NULL);