From: "Burakov, Anatoly" <anatoly.burakov@intel.com>
To: "Burakov, Anatoly" <anatoly.burakov@intel.com>,
Tomasz K <tomasz.kasowicz@gmail.com>
Cc: dev <dev@dpdk.org>
Subject: Re: [dpdk-dev] DMAR errors when running testpmd
Date: Wed, 7 May 2014 14:45:34 +0000 [thread overview]
Message-ID: <C6ECDF3AB251BE4894318F4E45123697592ACAFB@IRSMSX101.ger.corp.intel.com> (raw)
In-Reply-To: <C6ECDF3AB251BE4894318F4E45123697592ACAE3@IRSMSX101.ger.corp.intel.com>
Hi Tomasz,
>
> Here lies your mistake :-) Boot your kernel with iommu to "pt" (iommu=pt
> intel_iommu=on) and everything will work. Thje "pt" option enables IOMMU
> only for VM's while "on" sets up your whole system to work through IOMMU
> (including host devices). However, both of these options enable SR-IOV.
>
Apologies, I misread your command-line output. It seems like you have everything set up correctly. I'm not sure what is wrong here, but the messages you're seeing are usually related to incorrect IOMMU boot parameters. Which DPDK version are you using?
Best regards,
Anatoly Burakov
DPDK SW Engineer
next prev parent reply other threads:[~2014-05-07 14:45 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-07 14:03 Tomasz K
2014-05-07 14:07 ` Burakov, Anatoly
2014-05-07 14:29 ` Tomasz K
2014-05-07 14:33 ` Burakov, Anatoly
2014-05-07 14:45 ` Burakov, Anatoly [this message]
2014-05-07 14:56 ` Tomasz K
2014-05-07 15:08 ` Burakov, Anatoly
2014-05-07 15:11 ` Tomasz K
2014-05-07 15:24 ` Burakov, Anatoly
2014-05-08 7:18 ` Tomasz K
2014-05-08 10:33 ` Yang, Tao Y
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