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 D0425C433EF for ; Wed, 6 Apr 2022 13:54:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233652AbiDFN4u (ORCPT ); Wed, 6 Apr 2022 09:56:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47780 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234003AbiDFN41 (ORCPT ); Wed, 6 Apr 2022 09:56:27 -0400 Received: from mail-pl1-x631.google.com (mail-pl1-x631.google.com [IPv6:2607:f8b0:4864:20::631]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D9CB618021F for ; Tue, 5 Apr 2022 19:54:16 -0700 (PDT) Received: by mail-pl1-x631.google.com with SMTP id m16so808305plx.3 for ; Tue, 05 Apr 2022 19:54:16 -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; bh=aDasOs/NIvoT05ZYFrlBrgO6MTfRx3hqIbKi8FUYbuM=; b=ZTNjD7S56WL4JriOnZZNwKHfRbElyj74vqJOLC6e1gpCyYFvyVE4GTEZ31exyJACAW 3AVemiYwEUS1kOdT8jw8SN+MXmazEmhg/G6dfbyOQmFgpy0xuIZegWoWPLxQyUGIl16T fEOciEbionowD7niHds1LKEzxBpuLf/yIk8Hw= 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; bh=aDasOs/NIvoT05ZYFrlBrgO6MTfRx3hqIbKi8FUYbuM=; b=P1kBjk7pHFrueHduksNQ6ry74F9CowzdAk/R1uRs29Rrn5ScbTPNSEmxsAKXpnZCjd H1vC/S4UJ46xeXlUUUjSmVkvW+FhQHs6tChrowvI6JVRfUdPCJ3yG7YaRfCOmRXVcvBH C2UZaFt5kO+g2/TcJf3BqTeJEdKpcWIHAuhS91prTFSWv6VQIAKdkmyV9OxtjV+WYRYT k8P7RrzUIGKrwbXVaNlbS8siK1PuQrSnH4XUY3au21vZkf5ytSvCLLgoRc9kFnQzyROB 3lp80ga7ljIgRXKffWQhNb3WCGIctsIre/V0+CctAPax3bbSKGGNtuAip856AY/OyVbu lFDw== X-Gm-Message-State: AOAM531+4I6mDqzsJC0irglnJgCtQefRcHGDjOqFxTQ4JpwCq+eCxWlu O2a6Xz+FscFe4XA2PgBoFVW7Lg== X-Google-Smtp-Source: ABdhPJxkPxSN/n1EFWjBd0UmP4DhbRfn4CVfG+m2u250DkzkH00D/PdXQv/J76bdlREI0+jAnWJF6g== X-Received: by 2002:a17:902:f605:b0:14d:9e11:c864 with SMTP id n5-20020a170902f60500b0014d9e11c864mr6488218plg.54.1649213655992; Tue, 05 Apr 2022 19:54:15 -0700 (PDT) Received: from localhost.swdvt.lab.broadcom.net ([192.19.223.252]) by smtp.gmail.com with ESMTPSA id x9-20020a17090a970900b001ca6c59b350sm3395111pjo.2.2022.04.05.19.54.14 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 05 Apr 2022 19:54:15 -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 00/11] bnxt: Support XDP multi buffer Date: Tue, 5 Apr 2022 22:53:42 -0400 Message-Id: <1649213633-7662-1-git-send-email-michael.chan@broadcom.com> X-Mailer: git-send-email 1.8.3.1 Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="00000000000029b3e405dbf37a6b" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org --00000000000029b3e405dbf37a6b This series adds XDP multi buffer support, allowing MTU to go beyond the page size limit. v3: Simplify page mode buffer size calculation Check to make sure XDP program supports multipage packets v2: Fix uninitialized variable warnings in patch 1 and 10. Andy Gospodarek (11): bnxt: refactor bnxt_rx_xdp to separate xdp_init_buff/xdp_prepare_buff bnxt: add flag to denote that an xdp program is currently attached bnxt: refactor bnxt_rx_pages operate on skb_shared_info bnxt: rename bnxt_rx_pages to bnxt_rx_agg_pages_skb bnxt: adding bnxt_rx_agg_pages_xdp for aggregated xdp bnxt: set xdp_buff pfmemalloc flag if needed bnxt: change receive ring space parameters bnxt: add page_pool support for aggregation ring when using xdp bnxt: adding bnxt_xdp_build_skb to build skb from multibuffer xdp_buff bnxt: support transmit and free of aggregation buffers bnxt: XDP multibuffer enablement drivers/net/ethernet/broadcom/bnxt/bnxt.c | 304 +++++++++++++----- drivers/net/ethernet/broadcom/bnxt/bnxt.h | 16 +- .../net/ethernet/broadcom/bnxt/bnxt_ethtool.c | 2 +- drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c | 191 +++++++++-- drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.h | 16 +- 5 files changed, 416 insertions(+), 113 deletions(-) -- 2.18.1 --00000000000029b3e405dbf37a6b 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 rVWO/EiXfYnK7zeop26ry1RpKtogB7/O115zultAz64ydQYLe+a1e/czkALg3sgTcOOcFZTXk38e aqsXsipoX1vsNurqPtnC27TWsA7pk4uKXscFjkeUE8JZu9BDKaswZygxBOPBQBwrA5+20Wxlk6k1 e6EKaaNaNZUy30q3ArEf30ZDpXyfCtiXnupjSK8WU2cK4qsEtj09JS4+mhi0CTCrCnXAzum3tgcH cHRg0prcSzzEUDQWoFxyuqwiwhHu3sPQNmFOMwIDAQABo4IB2jCCAdYwDgYDVR0PAQH/BAQDAgGG MGAGA1UdJQRZMFcGCCsGAQUFBwMCBggrBgEFBQcDBAYKKwYBBAGCNxQCAgYKKwYBBAGCNwoDBAYJ KwYBBAGCNxUGBgorBgEEAYI3CgMMBggrBgEFBQcDBwYIKwYBBQUHAxEwEgYDVR0TAQH/BAgwBgEB /wIBADAdBgNVHQ4EFgQUljPR5lgXWzR1ioFWZNW+SN6hj88wHwYDVR0jBBgwFoAUj/BLf6guRSSu TVD6Y5qL3uLdG7wwegYIKwYBBQUHAQEEbjBsMC0GCCsGAQUFBzABhiFodHRwOi8vb2NzcC5nbG9i YWxzaWduLmNvbS9yb290cjMwOwYIKwYBBQUHMAKGL2h0dHA6Ly9zZWN1cmUuZ2xvYmFsc2lnbi5j b20vY2FjZXJ0L3Jvb3QtcjMuY3J0MDYGA1UdHwQvMC0wK6ApoCeGJWh0dHA6Ly9jcmwuZ2xvYmFs c2lnbi5jb20vcm9vdC1yMy5jcmwwWgYDVR0gBFMwUTALBgkrBgEEAaAyASgwQgYKKwYBBAGgMgEo CjA0MDIGCCsGAQUFBwIBFiZodHRwczovL3d3dy5nbG9iYWxzaWduLmNvbS9yZXBvc2l0b3J5LzAN BgkqhkiG9w0BAQsFAAOCAQEAdAXk/XCnDeAOd9nNEUvWPxblOQ/5o/q6OIeTYvoEvUUi2qHUOtbf jBGdTptFsXXe4RgjVF9b6DuizgYfy+cILmvi5hfk3Iq8MAZsgtW+A/otQsJvK2wRatLE61RbzkX8 9/OXEZ1zT7t/q2RiJqzpvV8NChxIj+P7WTtepPm9AIj0Keue+gS2qvzAZAY34ZZeRHgA7g5O4TPJ /oTd+4rgiU++wLDlcZYd/slFkaT3xg4qWDepEMjT4T1qFOQIL+ijUArYS4owpPg9NISTKa1qqKWJ jFoyms0d0GwOniIIbBvhI2MJ7BSY9MYtWVT5jJO3tsVHwj4cp92CSFuGwunFMzCCA18wggJHoAMC AQICCwQAAAAAASFYUwiiMA0GCSqGSIb3DQEBCwUAMEwxIDAeBgNVBAsTF0dsb2JhbFNpZ24gUm9v dCBDQSAtIFIzMRMwEQYDVQQKEwpHbG9iYWxTaWduMRMwEQYDVQQDEwpHbG9iYWxTaWduMB4XDTA5 MDMxODEwMDAwMFoXDTI5MDMxODEwMDAwMFowTDEgMB4GA1UECxMXR2xvYmFsU2lnbiBSb290IENB IC0gUjMxEzARBgNVBAoTCkdsb2JhbFNpZ24xEzARBgNVBAMTCkdsb2JhbFNpZ24wggEiMA0GCSqG SIb3DQEBAQUAA4IBDwAwggEKAoIBAQDMJXaQeQZ4Ihb1wIO2hMoonv0FdhHFrYhy/EYCQ8eyip0E XyTLLkvhYIJG4VKrDIFHcGzdZNHr9SyjD4I9DCuul9e2FIYQebs7E4B3jAjhSdJqYi8fXvqWaN+J J5U4nwbXPsnLJlkNc96wyOkmDoMVxu9bi9IEYMpJpij2aTv2y8gokeWdimFXN6x0FNx04Druci8u nPvQu7/1PQDhBjPogiuuU6Y6FnOM3UEOIDrAtKeh6bJPkC4yYOlXy7kEkmho5TgmYHWyn3f/kRTv riBJ/K1AFUjRAjFhGV64l++td7dkmnq/X8ET75ti+w1s4FRpFqkD2m7pg5NxdsZphYIXAgMBAAGj QjBAMA4GA1UdDwEB/wQEAwIBBjAPBgNVHRMBAf8EBTADAQH/MB0GA1UdDgQWBBSP8Et/qC5FJK5N UPpjmove4t0bvDANBgkqhkiG9w0BAQsFAAOCAQEAS0DbwFCq/sgM7/eWVEVJu5YACUGssxOGhigH M8pr5nS5ugAtrqQK0/Xx8Q+Kv3NnSoPHRHt44K9ubG8DKY4zOUXDjuS5V2yq/BKW7FPGLeQkbLmU Y/vcU2hnVj6DuM81IcPJaP7O2sJTqsyQiunwXUaMld16WCgaLx3ezQA3QY/tRG3XUyiXfvNnBB4V 14qWtNPeTCekTBtzc3b0F5nCH3oO4y0IrQocLP88q1UOD5F+NuvDV0m+4S4tfGCLw0FREyOdzvcy a5QBqJnnLDMfOjsl0oZAzjsshnjJYS8Uuu7bVW/fhO4FCU29KNhyztNiUGUe65KXgzHZs7XKR1g/ XzCCBUwwggQ0oAMCAQICDBB5T5jqFt6c/NEwmzANBgkqhkiG9w0BAQsFADBbMQswCQYDVQQGEwJC RTEZMBcGA1UEChMQR2xvYmFsU2lnbiBudi1zYTExMC8GA1UEAxMoR2xvYmFsU2lnbiBHQ0MgUjMg UGVyc29uYWxTaWduIDIgQ0EgMjAyMDAeFw0yMTAyMjIxNDE0MTRaFw0yMjA5MjIxNDQzNDhaMIGO MQswCQYDVQQGEwJJTjESMBAGA1UECBMJS2FybmF0YWthMRIwEAYDVQQHEwlCYW5nYWxvcmUxFjAU BgNVBAoTDUJyb2FkY29tIEluYy4xFTATBgNVBAMTDE1pY2hhZWwgQ2hhbjEoMCYGCSqGSIb3DQEJ ARYZbWljaGFlbC5jaGFuQGJyb2FkY29tLmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoC ggEBANtwBQrLJBrTcbQ1kmjdo+NJT2hFaBFsw1IOi34uVzWz21AZUqQkNVktkT740rYuB1m1No7W EBvfLuKxbgQO2pHk9mTUiTHsrX2CHIw835Du8Co2jEuIqAsocz53NwYmk4Sj0/HqAfxgtHEleK2l CR56TX8FjvCKYDsIsXIjMzm3M7apx8CQWT6DxwfrDBu607V6LkfuHp2/BZM2GvIiWqy2soKnUqjx xV4Em+0wQoEIR2kPG6yiZNtUK0tNCaZejYU/Mf/bzdKSwud3pLgHV8ls83y2OU/ha9xgJMLpRswv xucFCxMsPmk0yoVmpbr92kIpLm+TomNZsL++LcDRa2ECAwEAAaOCAdowggHWMA4GA1UdDwEB/wQE AwIFoDCBowYIKwYBBQUHAQEEgZYwgZMwTgYIKwYBBQUHMAKGQmh0dHA6Ly9zZWN1cmUuZ2xvYmFs c2lnbi5jb20vY2FjZXJ0L2dzZ2NjcjNwZXJzb25hbHNpZ24yY2EyMDIwLmNydDBBBggrBgEFBQcw AYY1aHR0cDovL29jc3AuZ2xvYmFsc2lnbi5jb20vZ3NnY2NyM3BlcnNvbmFsc2lnbjJjYTIwMjAw TQYDVR0gBEYwRDBCBgorBgEEAaAyASgKMDQwMgYIKwYBBQUHAgEWJmh0dHBzOi8vd3d3Lmdsb2Jh bHNpZ24uY29tL3JlcG9zaXRvcnkvMAkGA1UdEwQCMAAwSQYDVR0fBEIwQDA+oDygOoY4aHR0cDov L2NybC5nbG9iYWxzaWduLmNvbS9nc2djY3IzcGVyc29uYWxzaWduMmNhMjAyMC5jcmwwJAYDVR0R BB0wG4EZbWljaGFlbC5jaGFuQGJyb2FkY29tLmNvbTATBgNVHSUEDDAKBggrBgEFBQcDBDAfBgNV HSMEGDAWgBSWM9HmWBdbNHWKgVZk1b5I3qGPzzAdBgNVHQ4EFgQUz2bMvqtXpXM0u3vAvRkalz60 CjswDQYJKoZIhvcNAQELBQADggEBAGUgeqqI/q2pkETeLr6oS7nnm1bkeNmtnJ2bnybNO/RdrbPj DHVSiDCCrWr6xrc+q6OiZDKm0Ieq6BN+Wfr8h5mCkZMUdJikI85WcQTRk6EEF2lzIiaULmFD7U15 FSWQptLx+kiu63idTII4r3k/7+dJ5AhLRr4WCoXEme2GZkfSbYC3fEL46tb1w7w+25OEFCv1MtDZ 1CHkODrS2JGwDQxXKmyF64MhJiOutWHmqoGmLJVz1jnDvClsYtgT4zcNtoqKtjpWDYAefncWDPIQ DauX1eWVM+KepL7zoSNzVbTipc65WuZFLR8ngOwkpknqvS9n/nKd885m23oIocC+GA4xggJtMIIC aQIBATBrMFsxCzAJBgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMTEwLwYDVQQD EyhHbG9iYWxTaWduIEdDQyBSMyBQZXJzb25hbFNpZ24gMiBDQSAyMDIwAgwQeU+Y6hbenPzRMJsw DQYJYIZIAWUDBAIBBQCggdQwLwYJKoZIhvcNAQkEMSIEIBWAHw8Pbj0j2F+W95iwDLwKDxbt0A48 8CUQ5zRboLrrMBgGCSqGSIb3DQEJAzELBgkqhkiG9w0BBwEwHAYJKoZIhvcNAQkFMQ8XDTIyMDQw NjAyNTQxNlowaQYJKoZIhvcNAQkPMVwwWjALBglghkgBZQMEASowCwYJYIZIAWUDBAEWMAsGCWCG SAFlAwQBAjAKBggqhkiG9w0DBzALBgkqhkiG9w0BAQowCwYJKoZIhvcNAQEHMAsGCWCGSAFlAwQC ATANBgkqhkiG9w0BAQEFAASCAQCps0dzZzMJqt/7ZcjyE9aTWk4MjLI7Oc70Aq1iAi1I5LRY532i yJvzsby5goUangiBIypHs+TphJ9MYqR7zkFzSg1h85SeLF6yQHlWJDeUmMipf3k669sv3QPs5fMo 6D2FSPo6VsB4TcJkPnpA4rQf4LfuNKAT3GKAJk1POl8edkkJbURVbwa7+B8b91u4fkCQG1S4r0iS S23Bze1zgYvz61KbdvLGtVFIni9/WjcALQGVMEx/QaIyQNRSy7A6bEnngOs8oXUQPS7tWbBc3fPt 2PRpi8agO22xpQ6zksm8uH0DK/AyzYu8sIZCcgMg8soIqSeDQXRoQmSZhjPf8G0Y --00000000000029b3e405dbf37a6b--