From: David Marchand <david.marchand@redhat.com>
To: David Christensen <drc@linux.vnet.ibm.com>
Cc: Takeshi T Yoshimura <TYOS@jp.ibm.com>,
Maxime Coquelin <maxime.coquelin@redhat.com>, dev <dev@dpdk.org>,
"Burakov, Anatoly" <anatoly.burakov@intel.com>
Subject: Re: [dpdk-dev] [PATCH] eal: forcing IOVA as PA in ppc
Date: Thu, 1 Aug 2019 07:04:41 +0200 [thread overview]
Message-ID: <CAJFAV8xAz908-S2CHvG9jzm-1mUX55Tmcor3Hj-FwuT8-6_s2g@mail.gmail.com> (raw)
In-Reply-To: <c9949992-c79e-360a-7cae-1db6deca3724@linux.vnet.ibm.com>
On Wed, Jul 31, 2019 at 11:20 PM David Christensen
<drc@linux.vnet.ibm.com> wrote:
>
> >> Here's the output from my Power 9 system running 19.08-RC2 (I'm not
> >> using VFIO since I have an MLX5 adapter).
> >>
> >> sudo -E LD_LIBRARY_PATH=/home/davec/src/dpdk/build/lib
> >> /home/davec/src/dpdk/build/app/testpmd --log-level lib.\*:debug -w
> >> 0000:01:00.0 -w 0000:01:00.1 -l 4,8-79 -n 4 -- --rxq=32 --rxd=1024
> >> --txq=32 --txd=4096 --nb-cores=64 -i -a --numa --forward-mode=rxonly
> >> EAL: Detected lcore 0 as core 0 on socket 0
> >> <snip> ...
> >> EAL: Detected lcore 159 as core 2140 on socket 8
> >> EAL: Support maximum 1536 logical core(s) by configuration.
> >> EAL: Detected 160 lcore(s)
> >> EAL: Detected 2 NUMA nodes
> >> EAL: Multi-process socket /var/run/dpdk/rte/mp_socket
> >> EAL: Module /sys/module/vfio_pci not found! error 2 (No such file or
> >> directory)
> >> EAL: VFIO PCI modules not loaded
> >> EAL: DPAA Bus not present. Skipping.
> >> EAL: Bus pci wants IOVA as 'DC'
> >
> > Ok, I think I understand now.
> >
> > Can you try this hunk ?
> >
>
> IOVA mode is now reported as PA.
Ok thanks.
Still trying to understand Takeshi Yoshimura issue which looks different.
> MLX5 PMD fails to load correctly, but that also occurs without the patch
> and when the EAL command-line option "--iova-mode=pa" is used. This
> worked previously in RC1 and may be a separate issue.
Saw your patch on mlx5, yes separate issue.
--
David Marchand
next prev parent reply other threads:[~2019-08-01 5:04 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-31 3:35 Takeshi Yoshimura
2019-07-31 9:10 ` Burakov, Anatoly
2019-07-31 9:29 ` David Marchand
2019-07-31 10:34 ` Takeshi T Yoshimura
2019-07-31 10:44 ` Takeshi T Yoshimura
2019-07-31 10:58 ` David Marchand
2019-07-31 19:23 ` David Christensen
2019-07-31 19:32 ` David Marchand
2019-07-31 21:20 ` David Christensen
2019-08-01 5:04 ` David Marchand [this message]
2019-07-31 19:44 ` David Marchand
2019-08-01 4:10 ` Takeshi T Yoshimura
2019-08-01 5:01 ` David Marchand
2019-08-01 5:25 ` Takeshi T Yoshimura
2019-08-01 7:15 ` David Marchand
2019-08-01 8:46 ` Takeshi T Yoshimura
2019-08-01 9:46 ` David Marchand
2019-08-02 8:09 ` Takeshi T Yoshimura
2019-08-02 8:22 ` David Marchand
2019-08-01 4:12 ` Takeshi T Yoshimura
2019-08-01 13:01 ` David Marchand
2019-08-02 8:50 ` Burakov, Anatoly
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