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 mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id DF6AAD2FEC4 for ; Tue, 27 Jan 2026 17:22:59 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id B8ECE42793; Tue, 27 Jan 2026 18:22:11 +0100 (CET) Received: from mail-wm1-f45.google.com (mail-wm1-f45.google.com [209.85.128.45]) by mails.dpdk.org (Postfix) with ESMTP id 77E6F41144 for ; Tue, 27 Jan 2026 18:21:59 +0100 (CET) Received: by mail-wm1-f45.google.com with SMTP id 5b1f17b1804b1-47ff94b46afso388645e9.1 for ; Tue, 27 Jan 2026 09:21:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20230601.gappssmtp.com; s=20230601; t=1769534519; x=1770139319; darn=dpdk.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Ts/vdTcC9KoV/xjiSpJf7Iy3eDbR6JU3InLRRr5kG1A=; b=eleXm6wFKAhqPDmc3V0bvs6C52ZP4xT558tZqn3jmhHPwUo4LR+XHuN4pjhNDSDkt8 gzLc2EeDG6yfZVCngFeHSsaNeJb41EkbMnl//xPQxLJrr4DeQ4t/vdSDgggVkhL67fT5 zvgMnRrM4YViRJ4azZO0aiNehbFlDTSQNAuSPhZO5ngeX7gBdkqyW/5lYL5Z+LTREZR0 0F9yuYQPjBiPetLeSrAztYKHpiF1/+KUZrU0moKXmWDXnXWV3GVZ6LKIs2rkdUgkCnYT iI0E8xwHbga5hIukFa1pjucyLlnSb0U0R65bOw8UlVSVO+4KOOqml4/ALHHAwHR8lYWs 5z1w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1769534519; x=1770139319; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=Ts/vdTcC9KoV/xjiSpJf7Iy3eDbR6JU3InLRRr5kG1A=; b=jtaMO3XowJ56+wefZ4+P43NMWca4a3GMODqKVONp5jkOyr5kcNSKesRuEDshh4UzAn pSkFc5ZrEGdLm0dvmEAvZF3VphonxLT+j996r8eTSmFQxgRLvzaJTr2Y/GoIhqK/daft s79MmZWablW1icmtB3TKTeig37aDwRW9po4eLkblHWAv1ssEq7t1Komvokbltivw+VBO OdF92Wf7kgy36eiaDEYdvQsKa6k9tH8KtVoWTn+940xURN9a4FQ9LnMgtgY2kkwZBD1z tRohNbzq0Sn1gL2/axeKhLB73BoUdy+tyqVjWi7SjPmLr9S+44rA0EUx4fXndpNYLr1j 5bjg== X-Gm-Message-State: AOJu0YxRHlxEdU5MbioJpyrQ7WB39AfJ7MsDcrs181xrKHcb4apSAALw 53Y0JPzzjDxe0+pNb3F0UJFn5h/0yv2FiMj2XpbbmpK1yd7GLngkHl8mTGkO5eSDGGT8Tpnh8+H 2cwaj X-Gm-Gg: AZuq6aLWCh+i4CT4sEkcbEL7ZKPAV8uJxvW2ZkqEvm3zLwPRvFELy2m7JJuUQsg0mKp wdALi0/mLp0YgJ3ACJwmSh6A+ipTrqdePd1uytDeIsdrTfc5Azx5zZ55RyYU6qs9J8lqqCl//9d M9QGZcRwWywduJZc4SBrYKHWMy9imlwiuslXG3mbtmmlFh2uXbhO0zglTBOCBzzzaRJFdbfSylu y35riOKqnVKeqXBDaayPVUruzYrhytYt6MAVxWck7pGTbTMOIDGcUBFLlJ/TrTT0yYljGzSdAat oFVasaxJ/HCmrRgavNEQd9PtN1fhJ1PzjihJkmJlXgBu75GI06jBZDndBJpVF72Eggn123l99Ey nz6e9JyHqCwUSIL7uJOD+3hsT+ke2UeYkDKV1EkWmxZm7FdM4jdU5VSpSXGpjdGXjbWnqEF9Rfs T3ssy1A/vyTHyd3OPn6/bttCBAO6/9PeyvuH4TJJO8F1ABBdsmtMZ7LZs5lc9t X-Received: by 2002:a05:600c:5297:b0:477:a289:d854 with SMTP id 5b1f17b1804b1-48069e33b00mr32604715e9.5.1769534519030; Tue, 27 Jan 2026 09:21:59 -0800 (PST) Received: from phoenix.lan (204-195-96-226.wavecable.com. [204.195.96.226]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4806ce56490sm4769395e9.12.2026.01.27.09.21.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 27 Jan 2026 09:21:58 -0800 (PST) From: Stephen Hemminger To: dev@dpdk.org Cc: Stephen Hemminger Subject: [PATCH v8 13/14] net/pcap: clarify maximum received packet Date: Tue, 27 Jan 2026 09:18:54 -0800 Message-ID: <20260127172128.124473-14-stephen@networkplumber.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260127172128.124473-1-stephen@networkplumber.org> References: <20260106182823.192350-1-stephen@networkplumber.org> <20260127172128.124473-1-stephen@networkplumber.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org The driver has constant RTE_ETH_PCAP_SNAPSHOT_LEN with is set to the largest value the pcap library will return, so that should also be the largest receive buffer. Signed-off-by: Stephen Hemminger --- drivers/net/pcap/pcap_ethdev.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/pcap/pcap_ethdev.c b/drivers/net/pcap/pcap_ethdev.c index 6380d76110..a8e8a3e241 100644 --- a/drivers/net/pcap/pcap_ethdev.c +++ b/drivers/net/pcap/pcap_ethdev.c @@ -821,7 +821,7 @@ eth_dev_info(struct rte_eth_dev *dev, dev_info->if_index = internals->if_index; dev_info->max_mac_addrs = 1; - dev_info->max_rx_pktlen = (uint32_t) -1; + dev_info->max_rx_pktlen = RTE_ETH_PCAP_SNAPSHOT_LEN; dev_info->max_rx_queues = dev->data->nb_rx_queues; dev_info->max_tx_queues = dev->data->nb_tx_queues; dev_info->min_rx_bufsize = 0; -- 2.51.0