Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753688AbaBQScT (ORCPT ); Mon, 17 Feb 2014 13:32:19 -0500 Received: from www.meduna.org ([92.240.244.38]:37905 "EHLO meduna.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751997AbaBQScS (ORCPT ); Mon, 17 Feb 2014 13:32:18 -0500 Message-ID: <530255AA.2080905@meduna.org> Date: Mon, 17 Feb 2014 19:32:10 +0100 From: Stanislav Meduna User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.3.0 MIME-Version: 1.0 To: Greg KH CC: "linux-kernel@vger.kernel.org" , hjk@hansjkoch.de Subject: Re: UIO and memory from dma_alloc_coherent - UIO_MEM_PHYS? References: <53024FAD.2000709@meduna.org> <20140217181854.GA7119@kroah.com> In-Reply-To: <20140217181854.GA7119@kroah.com> X-Enigmail-Version: 1.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Authenticated-User: stano@meduna.org X-Authenticator: dovecot_plain X-Spam-Score: -6.9 X-Spam-Score-Int: -68 X-Exim-Version: 4.72 (build at 25-Oct-2012 18:35:58) X-Date: 2014-02-17 19:32:15 X-Connected-IP: 95.105.163.217:28641 X-Message-Linecount: 32 X-Body-Linecount: 17 X-Message-Size: 1187 X-Body-Size: 536 X-Received-Count: 1 X-Recipient-Count: 3 X-Local-Recipient-Count: 3 X-Local-Recipient-Defer-Count: 0 X-Local-Recipient-Fail-Count: 0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 17.02.2014 19:18, Greg KH wrote: > The uio_dmem_genirq.c driver showed up in 3.8, so it might be good for > you to update your kernel if you want to do DMA memory with a UIO > driver, as lots of other things in this area was fixed to accomplish > this. Ah, OK, I will look into this. I am stuck with 3.4 at the moment because of the real-time patches and some semantic changes there in the newer kernels necessitating much more tweak-and-test time than I currently have... Thanks -- Stano -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/