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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C061BC433FE for ; Wed, 6 Apr 2022 16:19:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237026AbiDFQVM (ORCPT ); Wed, 6 Apr 2022 12:21:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51172 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237328AbiDFQUz (ORCPT ); Wed, 6 Apr 2022 12:20:55 -0400 Received: from mail-pj1-x1036.google.com (mail-pj1-x1036.google.com [IPv6:2607:f8b0:4864:20::1036]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4A0BE32E972 for ; Tue, 5 Apr 2022 19:54:19 -0700 (PDT) Received: by mail-pj1-x1036.google.com with SMTP id l4-20020a17090a49c400b001c6840df4a3so1437956pjm.0 for ; Tue, 05 Apr 2022 19:54:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=qyS9kBqZmY/IJUGnqLiXgMXcP9SR7NFrRyXxbrroCwA=; b=Dy6Nyw5mdpbd3Vk+laTCeGsTdhGCVDrCw80n3CCkD7zmfCxMlcZyUHgcRX4tCjlH1J KK6GSCDcBUOFTWVmeccCg3U3pmrYuVpimOvacs21metOL6eMRPsuPeeX/iGQp/+GzjSv 75F7Et45zdOrv8WxGcbrHqkUnXjQ5SaoRPEJE= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=qyS9kBqZmY/IJUGnqLiXgMXcP9SR7NFrRyXxbrroCwA=; b=wIeq4XzTvU4jXR2lsJ9slpJK1aNGhy70SHh8oGUes8qvc+GkosbEaV149+AuwGfVoM OvUmlNWDg86H65KgoEt7gX64oCLho0/bNrFXF1DKQXPU/KbNtCNGwVNWmQeQVi/UiOsM +11zwrSpolwEtAd2732vyUhjFLBT1T8VmCmHENN/OH/W3smYaMxjIfwhDUh/ZhRl+tAQ E6BCwuwG1d8eWgKBOEAlG+uidDiF3UwXJfqO87XWSHr2/FSjiJRV32bbTT5mLyZ51x+e zRzgJMv6MMs+U/6hu0D1JA8/FpQ531CWS+JFS6AsH1tDphYYT0cVEd+fHUwi38vxZhek kapQ== X-Gm-Message-State: AOAM530qIE56zs/O893DBmtOvhsKnq46+KwVda1h+50prkyLKEzLKaAX FB6W6Az9MfMNrGDolasNJuBgDpr5cV96QQ== X-Google-Smtp-Source: ABdhPJw0Nlbo1gKZcG9FBNyFMY8fcEgld74DrK981mn6G3YGj81sfrNgp8Nv0oD1+E0opYnyJJqBhQ== X-Received: by 2002:a17:902:c948:b0:156:c07d:8222 with SMTP id i8-20020a170902c94800b00156c07d8222mr6612935pla.30.1649213658863; Tue, 05 Apr 2022 19:54:18 -0700 (PDT) Received: from localhost.swdvt.lab.broadcom.net ([192.19.223.252]) by smtp.gmail.com with ESMTPSA id x9-20020a17090a970900b001ca6c59b350sm3395111pjo.2.2022.04.05.19.54.17 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 05 Apr 2022 19:54:18 -0700 (PDT) From: Michael Chan To: davem@davemloft.net Cc: netdev@vger.kernel.org, kuba@kernel.org, gospo@broadcom.com, bpf@vger.kernel.org, john.fastabend@gmail.com, toke@redhat.com, lorenzo@kernel.org, ast@kernel.org, daniel@iogearbox.net, echaudro@redhat.com, pabeni@redhat.com Subject: [PATCH net-next v3 02/11] bnxt: add flag to denote that an xdp program is currently attached Date: Tue, 5 Apr 2022 22:53:44 -0400 Message-Id: <1649213633-7662-3-git-send-email-michael.chan@broadcom.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1649213633-7662-1-git-send-email-michael.chan@broadcom.com> References: <1649213633-7662-1-git-send-email-michael.chan@broadcom.com> Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="000000000000557ab705dbf37a60" Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org --000000000000557ab705dbf37a60 From: Andy Gospodarek This will be used to determine if bnxt_rx_xdp should be called rather than calling it every time. Signed-off-by: Andy Gospodarek Signed-off-by: Michael Chan --- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 826d94c49d26..f6973f57ccd2 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -1729,6 +1729,7 @@ static int bnxt_rx_pkt(struct bnxt *bp, struct bnxt_cp_ring_info *cpr, struct bnxt_sw_rx_bd *rx_buf; unsigned int len; u8 *data_ptr, agg_bufs, cmp_type; + bool xdp_active = false; dma_addr_t dma_addr; struct sk_buff *skb; struct xdp_buff xdp; @@ -1842,11 +1843,17 @@ static int bnxt_rx_pkt(struct bnxt *bp, struct bnxt_cp_ring_info *cpr, if (bnxt_xdp_attached(bp, rxr)) { bnxt_xdp_buff_init(bp, rxr, cons, &data_ptr, &len, &xdp); + xdp_active = true; + } + + /* skip running XDP prog if there are aggregation bufs */ + if (!agg_bufs && xdp_active) { if (bnxt_rx_xdp(bp, rxr, cons, xdp, data, &len, event)) { rc = 1; goto next_rx; } } + if (len <= bp->rx_copy_thresh) { skb = bnxt_copy_skb(bnapi, data_ptr, len, dma_addr); bnxt_reuse_rx_data(rxr, cons, data); -- 2.18.1 --000000000000557ab705dbf37a60 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIIQbQYJKoZIhvcNAQcCoIIQXjCCEFoCAQExDzANBglghkgBZQMEAgEFADALBgkqhkiG9w0BBwGg gg3EMIIFDTCCA/WgAwIBAgIQeEqpED+lv77edQixNJMdADANBgkqhkiG9w0BAQsFADBMMSAwHgYD VQQLExdHbG9iYWxTaWduIFJvb3QgQ0EgLSBSMzETMBEGA1UEChMKR2xvYmFsU2lnbjETMBEGA1UE AxMKR2xvYmFsU2lnbjAeFw0yMDA5MTYwMDAwMDBaFw0yODA5MTYwMDAwMDBaMFsxCzAJBgNVBAYT AkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMTEwLwYDVQQDEyhHbG9iYWxTaWduIEdDQyBS MyBQZXJzb25hbFNpZ24gMiBDQSAyMDIwMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA vbCmXCcsbZ/a0fRIQMBxp4gJnnyeneFYpEtNydrZZ+GeKSMdHiDgXD1UnRSIudKo+moQ6YlCOu4t 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