From: Stephen Hemminger <stephen@networkplumber.org>
To: Zhe Tao <zhe.tao@intel.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v1] igu_uio: fix IOMMU domain issue
Date: Tue, 10 May 2016 08:59:15 -0700 [thread overview]
Message-ID: <20160510085915.529b4af5@xeon-e3> (raw)
In-Reply-To: <1462879301-13570-1-git-send-email-zhe.tao@intel.com>
On Tue, 10 May 2016 19:21:41 +0800
Zhe Tao <zhe.tao@intel.com> wrote:
> Problem:
> The following operations will cause the igb_uio based DPDK
> operation failed.
> --Any device assignment through the kvm_assign_device interface,
> this can be the pci-assign method in QEMU
> --VFIO group attachment operation(attach to the container)
> this can happens in vfio-pci assignment in QEMU
If you have an IOMMU why not use VFIO instead, it is better.
next prev parent reply other threads:[~2016-05-10 15:59 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-10 11:21 Zhe Tao
2016-05-10 15:59 ` Stephen Hemminger [this message]
2016-05-11 7:35 ` Alejandro Lucero
2016-05-11 17:24 ` Ferruh Yigit
2016-07-08 17:27 ` Thomas Monjalon
2016-07-09 7:09 ` Ferruh Yigit
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