From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Monjalon Subject: Re: [PATCH v6] doc: Clarify IOMMU usage with "uio_pci_generic" kernel module Date: Mon, 19 Nov 2018 01:04:27 +0100 Message-ID: <1981649.aFD5vqmUbS@xps> References: <1537858464-24913-1-git-send-email-tone.zhang@arm.com> <1537938527-14474-1-git-send-email-tone.zhang@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Cc: dev@dpdk.org, gavin.hu@arm.com, bruce.richardson@intel.com, bluca@debian.org, roszenrami@gmail.com, Honnappa.Nagarahalli@arm.com, stephen@networkplumber.org, nd@arm.com To: "tone.zhang" Return-path: Received: from out4-smtp.messagingengine.com (out4-smtp.messagingengine.com [66.111.4.28]) by dpdk.org (Postfix) with ESMTP id DC3302BD5 for ; Mon, 19 Nov 2018 01:04:30 +0100 (CET) In-Reply-To: <1537938527-14474-1-git-send-email-tone.zhang@arm.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" 26/09/2018 07:08, tone.zhang: > If the devices used for DPDK are bound to the "uio_pci_generic" kernel > module, the IOMMU should be disabled in order not to break the IO > transmission because of the virtual / physical address mapping. > > The patch clarifies the IOMMU configurations on both x86_64 and arm64 > systems. > > Signed-off-by: tone.zhang > Reviewed-by: Honnappa Nagarahalli > Reviewed-by: Stephen Hemminger > Reviewed-by: Rami Rosen > Acked-by: Gavin Hu > Acked-by: Bruce Richardson > Acked-by: Luca Boccassi Applied, thanks