From owner-freebsd-current@FreeBSD.ORG Mon Jul 18 23:21:33 2011 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id BCE8C1065704 for ; Mon, 18 Jul 2011 23:21:33 +0000 (UTC) (envelope-from mdf356@gmail.com) Received: from mail-qy0-f182.google.com (mail-qy0-f182.google.com [209.85.216.182]) by mx1.freebsd.org (Postfix) with ESMTP id 78F8D8FC1C for ; Mon, 18 Jul 2011 23:21:33 +0000 (UTC) Received: by qyk38 with SMTP id 38so2446599qyk.13 for ; Mon, 18 Jul 2011 16:21:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=oYxrmUciGncImkhxpAoOaLl4cIfBfihNqcIkajrmtLQ=; b=LR7LanijD+lRzsNDlEW1tnYtiDgYBSSwTag7Z9kNMcraVI1sWRQIOHcEPxpm4Vt+21 OFZeL9q5s/Ph21T3E6kwZ6QXVR/VbtNnskeJw7o0UumLBvL1+HrF09TeOSVZxoh+8JDz sJE3f3tMqbvD/2QNVlhLJ5E0xQ1dqE9kG8Cyc= MIME-Version: 1.0 Received: by 10.229.190.83 with SMTP id dh19mr5361072qcb.175.1311031292588; Mon, 18 Jul 2011 16:21:32 -0700 (PDT) Sender: mdf356@gmail.com Received: by 10.229.11.40 with HTTP; Mon, 18 Jul 2011 16:21:32 -0700 (PDT) In-Reply-To: <1A67697A-B3E1-495A-B008-73694E568AD9@panasas.com> References: <1A67697A-B3E1-495A-B008-73694E568AD9@panasas.com> Date: Mon, 18 Jul 2011 16:21:32 -0700 X-Google-Sender-Auth: wPxzKzVbEkMMRpuk1TB3sJxYsgk Message-ID: From: mdf@FreeBSD.org To: Joel Jacobson Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: freebsd-current@freebsd.org Subject: Re: sgl (or uio) in struct buf / bio X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 18 Jul 2011 23:21:33 -0000 On Mon, Jul 18, 2011 at 3:15 PM, Joel Jacobson wrot= e: > a few years ago (2008), i asked about the prospect of getting an sgl pass= ed through struct buf / bio, and was referred to the jhb_bio branch. =A0i n= ever did figure out how to view it, though, and it fell off my radar for a = while. > > did anything ever come of it, and if so/not, are there any plans for swit= ching to something like using a uio instead of a pointer/length pair? > To the best of my knowledge, this is still something many of us would like to see done, and no one has had any time to work on. Cheers, matthew