From owner-freebsd-net@freebsd.org Sat Apr 8 17:56:47 2017 Return-Path: Delivered-To: freebsd-net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 0B30AD3385E for ; Sat, 8 Apr 2017 17:56:47 +0000 (UTC) (envelope-from dreadiscool@gmail.com) Received: from mail-wr0-x233.google.com (mail-wr0-x233.google.com [IPv6:2a00:1450:400c:c0c::233]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 98D38CB1 for ; Sat, 8 Apr 2017 17:56:46 +0000 (UTC) (envelope-from dreadiscool@gmail.com) Received: by mail-wr0-x233.google.com with SMTP id c55so52522681wrc.3 for ; Sat, 08 Apr 2017 10:56:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=F8d9Vz7P3VCDfwulkjG1rruK7m/irj3DU2YHVTpRM6w=; b=HPiQKUdy2p29BjFW5gswF8Sxgzgb515OQYmvFXw4a9V+GeUi2uneNOKEhaLuvGj8Ez ROW8VfLmm86ite5hFFUC6jXZ5XEY51tOgRyRUIHkl8inJEJD4eIMR3On0jdsx+tJehe+ CMIKmCTp/C4TFGS2v5Oio8zAjtEIHavRuQNbLPHQPgb9XFW/ozFEMmUUfjwUlQoG3MY6 Id2oAlWaarOqayIukcEKHm+wOmnZEmq6XBwZvUBjD+TznbJsq0FewVH8fQBpXHQeQdfw zAgCnRX08wwr0T2POyrQbnKpWHF8b15YVz1k0xxfQMbDqYUT+Ue5bT2tRnJHkiAfCHZ7 YGjg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=F8d9Vz7P3VCDfwulkjG1rruK7m/irj3DU2YHVTpRM6w=; b=CH6nd2iXhNOyGT+Ko+gcTaZYT3v35DYcwQOewTJdbS6Lw1c+FkDXZMhmMw7aUiEvT4 EOLEQwVtPqFLf8879mVIp8UeXlUEZw0m8n5Ym6uQSYQ0mZXx1db3oY0Jt7AFcYrm9/yc xKN4nIb3ZIQjS26GzixK7v6aSxMqh9vzdtDYxoRfDiKPZVi2Wlm00vkfLVEKKMl3ftJA zADDr+NHDt1vUy9umkED4EWExNYczBJesK3xugDQZekUyn0wbRD08jrynYZNZnbcm0mp Fttlw7C0hg2AsAdl0adJ9YCCBwUZ7Lp6tAumM5Dvi9suCniT0ub/h1rKBT0NXa1SIFJ6 paPw== X-Gm-Message-State: AFeK/H0bsE4jr8lXzGlfkJmgFaImJbqoZMDvT2Du3TTqc0xezUs39VTSnTjMmpYOXDlnDkf4zIeRr44CwIAqCg== X-Received: by 10.223.166.162 with SMTP id t31mr39030455wrc.15.1491674203725; Sat, 08 Apr 2017 10:56:43 -0700 (PDT) MIME-Version: 1.0 Received: by 10.223.165.89 with HTTP; Sat, 8 Apr 2017 10:56:43 -0700 (PDT) From: Paras Jha Date: Sat, 8 Apr 2017 13:56:43 -0400 Message-ID: Subject: Netmap pipe zero-copy with NIC buffer? To: FreeBSD Net Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.23 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 08 Apr 2017 17:56:47 -0000 Hi all, Is it possible to have a netmap pipe share memory with a netmap port opened in KB mode for zero-copy purposes? All the best