From patchwork Fri Apr 16 21:22:21 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vladimir Oltean X-Patchwork-Id: 12208941 X-Patchwork-Delegate: kuba@kernel.org 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=-15.7 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=ham 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 91502C43460 for ; Fri, 16 Apr 2021 21:23:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6DD35613D3 for ; Fri, 16 Apr 2021 21:23:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344349AbhDPVYE (ORCPT ); Fri, 16 Apr 2021 17:24:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51084 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235589AbhDPVX7 (ORCPT ); Fri, 16 Apr 2021 17:23:59 -0400 Received: from mail-pl1-x630.google.com (mail-pl1-x630.google.com [IPv6:2607:f8b0:4864:20::630]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 220E3C061760 for ; Fri, 16 Apr 2021 14:23:33 -0700 (PDT) Received: by mail-pl1-x630.google.com with SMTP id u7so12845581plr.6 for ; Fri, 16 Apr 2021 14:23:33 -0700 (PDT) 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=VSU/g57bhcz5yTSfubswru6uuL84VyI3gunzqLKY5Pc=; b=seGIZGbEIb3ljGUfghZJnY45KF4hL+sSh9I/H6zxRHgTxM8up6GhdjTHHShV5FwOth JyGU7kgDgmUExa7nmmrpdv+NwHEZeHWFvkZTcCuzimcGf/WWXYl7jEvX9K7MKvFrVGoM HM83ritFiXYqGFPtsDoL2+zOY9hVK4oRgcKD7wAO2b4z4RCVO30aF+j9nASEm3eD9+y5 G1PcLLxTwamD0FZvJGdNFTSAuFqC8SHT4So9NGB6VkPrbCvPtqITfiU4Szly8Mzk5uHd jDGteVrzO5Wbj/stJ/PnIxrOOiC/todGCu6rXiFLiiMxIBDgbgnTz7hTUaNqgeQjKNPX V22A== 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=VSU/g57bhcz5yTSfubswru6uuL84VyI3gunzqLKY5Pc=; b=op+jZy42XMgqcqLTHyapFtG11luVfIHigSGFNaaZ9GZaJWrtAnHfOdA2updx2TybKG Or0zlRzzMS9z/qZzg3z/V94j756eFSaKyAvlEIBvAv3L9QWZlw/UnSIylHUOzjvMI8YC mkozw5CgRonlVOLr7naLgosfahv7Z61cC9fP1Hd0wDufpAmjhCtPMumxPCQmstCW0Vrk bLRLYpdmmJRIDSVJZH5DazaQQXW376sxru0YU8wX/mHMO0iyKgKLWUU6EVxOoPwTFuKw QeqxVA35oIwgA4hrEi4l55CpYSLfqwB/8afZ87MTmrDFJ29RXeHvMDROsKRrwKbsjHBN JKnQ== X-Gm-Message-State: AOAM532IM/aOgn9AuNFsb+IStyjDvN28Xtqi76hGD4Prfa2wsTnyNHcE 679IgBp5aW7c61tHQ9Gpq08= X-Google-Smtp-Source: ABdhPJzi6uSVGic6TgCU/T/hRYCjuCr1Js3z3jeK9wUI1m+397MVRgQXtUKT6t2L26JuWFYTI++pJA== X-Received: by 2002:a17:90b:ed8:: with SMTP id gz24mr11357183pjb.98.1618608212728; Fri, 16 Apr 2021 14:23:32 -0700 (PDT) Received: from localhost.localdomain (5-12-16-165.residential.rdsnet.ro. [5.12.16.165]) by smtp.gmail.com with ESMTPSA id t23sm6069132pju.15.2021.04.16.14.23.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Apr 2021 14:23:32 -0700 (PDT) From: Vladimir Oltean To: Jakub Kicinski , "David S. Miller" , netdev@vger.kernel.org, Po Liu Cc: Claudiu Manoil , Alex Marginean , Yangbo Lu , =?utf-8?q?Toke_H=C3=B8iland-J=C3=B8rgensen?= , Vladimir Oltean Subject: [PATCH net-next 06/10] net: enetc: increase TX ring size Date: Sat, 17 Apr 2021 00:22:21 +0300 Message-Id: <20210416212225.3576792-7-olteanv@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210416212225.3576792-1-olteanv@gmail.com> References: <20210416212225.3576792-1-olteanv@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org From: Vladimir Oltean Now that commit d6a2829e82cf ("net: enetc: increase RX ring default size") has increased the RX ring size, it is quite easy to congest the TX rings when the traffic is predominantly XDP_TX, as the RX ring is quite a bit larger than the TX one. Since we bit the bullet and did the expensive thing already (larger RX rings consume more memory pages), it seems quite foolish to keep the TX rings small. So make them equally sized with TX. Signed-off-by: Vladimir Oltean --- drivers/net/ethernet/freescale/enetc/enetc.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/freescale/enetc/enetc.h b/drivers/net/ethernet/freescale/enetc/enetc.h index d52717bc73c7..6f818e33e03b 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc.h +++ b/drivers/net/ethernet/freescale/enetc/enetc.h @@ -79,7 +79,7 @@ struct enetc_xdp_data { }; #define ENETC_RX_RING_DEFAULT_SIZE 2048 -#define ENETC_TX_RING_DEFAULT_SIZE 256 +#define ENETC_TX_RING_DEFAULT_SIZE 2048 #define ENETC_DEFAULT_TX_WORK (ENETC_TX_RING_DEFAULT_SIZE / 2) struct enetc_bdr {