From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f51.google.com (mail-wm0-f51.google.com [74.125.82.51]) by dpdk.org (Postfix) with ESMTP id 512D92BEF for ; Tue, 22 Mar 2016 12:28:43 +0100 (CET) Received: by mail-wm0-f51.google.com with SMTP id l68so147796235wml.0 for ; Tue, 22 Mar 2016 04:28:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=6wind-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:organization:user-agent :in-reply-to:references:mime-version:content-transfer-encoding; bh=qpu2cDCdXkZnyCS76dtQ1sWO89W3evavpppqrxWfMXI=; b=0tdUa5LXfnEcSbUmc6xu+EMPbuZNMt9kyO3utn6w1ruCe/x4MD9tTl1qoqhbSh0EBn e10AHB4aPVaueROo3sUH+81L+pc3HadhOO+/tfZhq4C7a7miwcGXmWobEo0qcySGYTli JcBbY0Rdav9F9I1y6fa7iUYm/CFZzH/2jgPtcxVRc19kN50buSdponEVq0ejkY6e34md TSCw/DaHx8gAvsg06eKiqJvZdpB6jko/lhMDBqHDmNmy9nwi0cz9dqujI/9MNr6pdUvV pLTzjVtqhwD2dZHVHcm3vidVznm9LJuSzr/cCKUyhvrVlWRceGNYiB0ycOenOdjgyHcj b6cA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:organization :user-agent:in-reply-to:references:mime-version :content-transfer-encoding; bh=qpu2cDCdXkZnyCS76dtQ1sWO89W3evavpppqrxWfMXI=; b=LVjFfmFA0HX360D1PGW8cNlBGaY788PvkzxOZmAKu4T2HRHQg0CskgiB4sXBsM0x3X I+XPEnncOjVa4NMsqXJ2NtblbgDA9zEQr3UnhgGj4EwQJlgIAjwzbyDrqXLh9rJFWbzK YB9AbXreh1q5+WCOjU89EQMElGS4aEgbWLkT0b0Xd0DetASL+DSPjk+a656gJkh/R5Ve W6GB3bWWkLH0IRo39sPVlu+5q+Uk9wLNtYUv+v+6iJoPJgYMu79eUk9Otlweoc73Gn+u 6GuX7PZ69hR8nzyr+B8RyvaIiwVVw/AyKcnRVmJEHoYPaqaitVVk+JEMIQea8e8Iqiqv 0iZg== X-Gm-Message-State: AD7BkJJ/lc+K7kyvXqbzSteJxlVlRYIT/acX4WdVDenTfB8ww/gvZiU5FthFpt15CcuF9hO+ X-Received: by 10.28.189.11 with SMTP id n11mr18378804wmf.45.1458646123153; Tue, 22 Mar 2016 04:28:43 -0700 (PDT) Received: from xps13.localnet (91.111.75.86.rev.sfr.net. [86.75.111.91]) by smtp.gmail.com with ESMTPSA id w133sm16870526wmd.3.2016.03.22.04.28.42 (version=TLSv1/SSLv3 cipher=OTHER); Tue, 22 Mar 2016 04:28:42 -0700 (PDT) From: Thomas Monjalon To: Jan Blunck Cc: jblunck@brocade.com, Stephen Hemminger , dev@dpdk.org, Stephen Hemminger Date: Tue, 22 Mar 2016 12:27:03 +0100 Message-ID: <2345741.PiUorM7y0C@xps13> Organization: 6WIND User-Agent: KMail/4.14.10 (Linux/4.1.6-1-ARCH; KDE/4.14.11; x86_64; ; ) In-Reply-To: References: <1424013889-2226-4-git-send-email-shemming@brocade.com> <6484604.tKVHzYQlhX@xps13> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Subject: Re: [dpdk-dev] [PATCH v3 1/3] xen: Add UIO kernel driver X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Mar 2016 11:28:43 -0000 2016-03-22 12:04, Jan Blunck: > On Tue, Mar 22, 2016 at 11:42 AM, Thomas Monjalon > wrote: > > 2016-03-22 10:55, Jan Blunck: > >> New UIO helper kernel driver for Xen netfront UIO poll mode driver. > >> > >> Signed-off-by: Stephen Hemminger > >> Signed-off-by: Jan Blunck > > > > Is it contributed upstream? > > No. Haven't planed that yet. Integrating new kernel modules in DPDK, without upstream work, is not planned. > > Is there something common with igb_uio? > > AFAIK igb_uio is mapping the bars via UIO. The Xen netfront driver > isn't simulating a PCI interface. Instead it directly maps the TX/RX > ring. > > Overlap is limited to reading sysfs files. Don't know if that is worth > being extracted into a standalone header. No it is not worth extracting. I'm just trying to understand what this module is, because the log doesn't say much.