From owner-freebsd-hackers@FreeBSD.ORG Tue Apr 20 19:11:03 2010 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 556C01065674 for ; Tue, 20 Apr 2010 19:11:03 +0000 (UTC) (envelope-from jamesbrandongooch@gmail.com) Received: from mail-iw0-f171.google.com (mail-iw0-f171.google.com [209.85.223.171]) by mx1.freebsd.org (Postfix) with ESMTP id 1B79D8FC16 for ; Tue, 20 Apr 2010 19:11:02 +0000 (UTC) Received: by iwn1 with SMTP id 1so4444838iwn.27 for ; Tue, 20 Apr 2010 12:11:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:received:message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=SqHxYXVkp3BnZEb9EzxP3p7loteXdo+vISY7fu11QTA=; b=Y7BLjuYCei6Ch92DsnP+q+RjukZguDuX8fcrnxU1S8Gwwt/wC8HvFvNIuxZ4fdzK5+ umQER9i3v20Chtx/S9wDGqQTR2Br7fTNOz2i5HyL9stoGXkO/7wXnQluaMS1YIQy9I/A QT9x6vifTqFs/MtmJwLzp1jBdD17iW7M79vVE= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=a5UMPy4nYS66I/FOJqDrioW9cozcxjlT1LwZT3jamu1ypqfC5+mi/EdqxcbEelnvDL DHuAOANXiXwF7LkrQF7FXepvog9laYl4vcU29C63PyR9DWFBMguD5ZGklR7bCQEVAGel 3hT90FTaYzjjvKiCwmR49sdfW7lSXZHhYAuWE= MIME-Version: 1.0 Received: by 10.231.44.209 with HTTP; Tue, 20 Apr 2010 11:47:13 -0700 (PDT) In-Reply-To: <4BCDC0C0.3050103@gmail.com> References: <4BCDC0C0.3050103@gmail.com> Date: Tue, 20 Apr 2010 18:47:13 +0000 Received: by 10.231.161.143 with SMTP id r15mr2499787ibx.62.1271789233290; Tue, 20 Apr 2010 11:47:13 -0700 (PDT) Message-ID: From: Brandon Gooch To: Giuseppe Cocomazzi Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: freebsd-hackers@freebsd.org Subject: Re: vdso and shared page patch X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 20 Apr 2010 19:11:03 -0000 On Tue, Apr 20, 2010 at 2:57 PM, Giuseppe Cocomazzi wr= ote: > Hi, > I've written a huge patch which implements vdso support and shared page > subsystem for freebsd. Unfortunately, I've been waiting for a review > for quite a long time and, after some positive responses, silence overcam= e, > so the code became a bit old, also due to my difficulty in keeping the > source up-to-date. > I understand that now it is very unlikely for the patch to be seriously > considered, however I provide the links to the code and a little explanat= ory > paper, in case someone is interested: > > patch: =A0http://sbudella.altervista.org/stuff/shared_page_vdso.patch > paper: http://sbudella.altervista.org/stuff/shared_page_vdso.note > tgz: http://sbudella.altervista.org/stuff/shared_page_vdso.tgz > > Feedback would be very appreciated. > Thanks for your attention, > > Giuseppe Cocomazzi > -- This is really cool! Although I must admit -- I don't have the technical skill to read through the patch and comment on the code ;) Wasn't this a Google SoC project at some point? -Brandon