From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from out1-smtp.messagingengine.com (out1-smtp.messagingengine.com [66.111.4.25]) by dpdk.org (Postfix) with ESMTP id C63021B2D0 for ; Tue, 10 Oct 2017 15:33:35 +0200 (CEST) Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailout.nyi.internal (Postfix) with ESMTP id 3B35020FF8; Tue, 10 Oct 2017 09:33:35 -0400 (EDT) Received: from frontend2 ([10.202.2.161]) by compute1.internal (MEProxy); Tue, 10 Oct 2017 09:33:35 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=monjalon.net; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-me-sender :x-me-sender:x-sasl-enc:x-sasl-enc; s=mesmtp; bh=LGDi7Ol8r0Pz9Rh heDOvmbBlbUOxKurcaAszSdIAt7I=; b=TxtDZW5tJneN+otcJ2M6J0HfXamB5++ DTJ2clrqiD3cZBNJVrY0bmEeEUrHtcvdENjHQECEiPCkibic9kN6Ju6roSGZpzut Qv7XZldg71O/q+TYM/6in09Eyh1FllON8AYjmZ+N5inEqSKs0eHX3yvkwT55DWZa kGb91RWucMGQ= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-sender:x-me-sender:x-sasl-enc:x-sasl-enc; s= fm1; bh=LGDi7Ol8r0Pz9RhheDOvmbBlbUOxKurcaAszSdIAt7I=; b=FXS5ThsW mdplgMAEGBr2k3HoByF4C8EceWI+GGeNr7W+pZYfa0T55VnTzraq4pj9218JA29f NhEXBj2yBSOoDpc7y2luLn4VkraiEW+k72kRPoVG4sHIxPgBrMwzNEoMttvGSJZW joQjJtUmJY2sn2DPNZIBMveLxnntYvwFvfa9ivgeYvFuVpjPXrtbsCyIAIpX29Q1 fBJ6DJL5+sDSyRWh6nt0oFdPRaiMPIOP6BUFKSSmeZnyyoJCqcH4g0Z0woFqzTUZ mbbPOzEjRMTzJIG1F+uMbdPYjkQwy23IKgsQnE85i/DUq51Ytr3pGZ4CfH4C2S3G NSOf5eJqX2iAsA== X-ME-Sender: X-Sasl-enc: u2a8wLI5rXSDkYzAZvdj9W8lEIOYHwIQQy5pmoogq1Bb 1507642414 Received: from xps.localnet (184.203.134.77.rev.sfr.net [77.134.203.184]) by mail.messagingengine.com (Postfix) with ESMTPA id E3A922479F; Tue, 10 Oct 2017 09:33:34 -0400 (EDT) From: Thomas Monjalon To: "Burakov, Anatoly" Cc: dev@dpdk.org, Jonas Pfefferle , "aik@ozlabs.ru" Date: Tue, 10 Oct 2017 15:33:34 +0200 Message-ID: <3809327.c8fe9udKfE@xps> In-Reply-To: References: <1502191002-13988-1-git-send-email-jpf@zurich.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Subject: Re: [dpdk-dev] [PATCH v4] vfio: fix sPAPR IOMMU DMA window size X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 10 Oct 2017 13:33:36 -0000 08/08/2017 14:06, Burakov, Anatoly: > > From: Jonas Pfefferle [mailto:jpf@zurich.ibm.com] > > Sent: Tuesday, August 8, 2017 12:17 PM > > To: Burakov, Anatoly > > Cc: dev@dpdk.org; aik@ozlabs.ru; Jonas Pfefferle > > Subject: [PATCH v4] vfio: fix sPAPR IOMMU DMA window size > > > > DMA window size needs to be big enough to span all memory segment's > > physical addresses. We do not need multiple levels of IOMMU tables as we > > already span ~70TB of physical memory with 16MB hugepages. > > > > Signed-off-by: Jonas Pfefferle > > Acked by: Anatoly Burakov Applied, thanks