From: Stephen Hemminger <stephen@networkplumber.org>
To: Helin Zhang <helin.zhang@intel.com>, <dev@dpdk.org>,
Jesse Brandeburg <jesse.brandeburg@gmail.com>,
"Ronciak, John" <john.ronciak@intel.com>
Subject: Re: [dpdk-dev] BUG: DPDK i40e does not work with VFIO
Date: Fri, 6 Nov 2015 09:26:08 -0800 [thread overview]
Message-ID: <20151106092608.598ba6db@xeon-e3> (raw)
In-Reply-To: <20151105091925.0bbb0816@xeon-e3>
On Thu, 5 Nov 2015 09:19:25 -0800
Stephen Hemminger <shemming@brocade.com> wrote:
> On my machine, i40e will not startup if using VFIO.
>
> PMD: rte_i40evf_pmd_init(): >>
> PMD: rte_i40e_pmd_init(): >>
> PMD: eth_i40e_dev_init(): >>
> PMD: i40e_set_symmetric_hash_enable_per_port(): Symmetric hash has already been disabled
> PMD: eth_i40e_dev_init(): Failed to init adminq: -54
>
> The normal Linux driver works correctly. Firmware has been updated to the latest version.
>
> Like my earlier experience with fm10k, I suspect that Intel never tests i40e with IOMMU,
> and only tested with igb_uio.
I found the issue. It was a problem with older version of Xen DOM0 patches
which were still outstanding in the internal development package.
prev parent reply other threads:[~2015-11-06 17:25 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-05 17:19 Stephen Hemminger
2015-11-06 17:26 ` Stephen Hemminger [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20151106092608.598ba6db@xeon-e3 \
--to=stephen@networkplumber.org \
--cc=dev@dpdk.org \
--cc=helin.zhang@intel.com \
--cc=jesse.brandeburg@gmail.com \
--cc=john.ronciak@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).