From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Antonino A. Daplas" Subject: Re: I can't get mapping ram work (Arm kernel 2.4 ) Date: Fri, 26 Aug 2005 10:05:00 +0800 Message-ID: <430E78CC.4050704@gmail.com> References: Reply-To: linux-fbdev-devel@lists.sourceforge.net Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Return-path: Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.91] helo=mail.sourceforge.net) by sc8-sf-list1.sourceforge.net with esmtp (Exim 4.30) id 1E8Tat-0004Ru-Ls for linux-fbdev-devel@lists.sourceforge.net; Thu, 25 Aug 2005 19:05:23 -0700 Received: from wproxy.gmail.com ([64.233.184.195]) by mail.sourceforge.net with esmtp (Exim 4.44) id 1E8Taq-0001ot-L5 for linux-fbdev-devel@lists.sourceforge.net; Thu, 25 Aug 2005 19:05:23 -0700 Received: by wproxy.gmail.com with SMTP id 71so164840wra for ; Thu, 25 Aug 2005 19:05:07 -0700 (PDT) In-Reply-To: Sender: linux-fbdev-devel-admin@lists.sourceforge.net Errors-To: linux-fbdev-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: List-Post: List-Help: List-Subscribe: , List-Archive: Content-Type: text/plain; charset="iso-8859-1"; format="flowed" To: linux-fbdev-devel@lists.sourceforge.net ruben qui=F1ones ruiz wrote: > TONY wrote: > ----------- > How did you allocate this buffer? Is is system RAM? If it's system RA= M, > did you use kmalloc, vmalloc or __get_free_pages. (kmalloc, vmalloc usu= ally > do not work, you have to use __get_free_pages). > Tony > --------- >=20 > Hi Tony, yeah , I use __get_free_pages : (this function is called in in= t=20 > init_module(void) ) >=20 Hmm, I don't see anything obviously wrong with the code. Maybe you can post this at the ARM mailing list (linux-arm-kernel@lists.arm.linux.org.u= k). Tony ------------------------------------------------------- SF.Net email is Sponsored by the Better Software Conference & EXPO September 19-22, 2005 * San Francisco, CA * Development Lifecycle Practic= es Agile & Plan-Driven Development * Managing Projects & Teams * Testing & Q= A Security * Process Improvement & Measurement * http://www.sqe.com/bsce5sf