From: Rami Rosen <roszenrami@gmail.com>
To: "tone.zhang" <tone.zhang@arm.com>
Cc: dev@dpdk.org, nd@arm.com
Subject: Re: [dpdk-dev] [PATCH] doc: Clarify IOMMU usage with "uio-pci" kernel module
Date: Tue, 4 Sep 2018 22:55:07 +0300 [thread overview]
Message-ID: <CAKoUArkeYcOR-F8vOOHOoA4updbuejX1e0pMzTNASmo2qsZWJg@mail.gmail.com> (raw)
In-Reply-To: <1536051547-8797-1-git-send-email-tone.zhang@arm.com>
Hi Tone,
>if the devices for used DPDK bound to the ``uio-pci`` kernel module,
please make
The three kernel modules which can be used for DPDK binding are vfio-pci,
uio_pci_generic and igb_uio. Don't you mean here uio_pci_generic ?
Regards,
Rami Rosen
בתאריך יום ג׳, 4 בספט׳ 2018, 11:59, מאת tone.z
> When binding the devices used by DPDK to the "uio-pci" kernel module,
> the IOMMU should be disabled in order not to break the
> because of the virtual / physical address mapping.
>
> The patch clarifies the IOMMU configuration on both x86_64 and arm64
> systems.
>
> Signed-off-by: tone.zhang <tone.zhang@arm.com>
> ---
> doc/guides/linux_gsg/linux_drivers.rst | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/doc/guides/linux_gsg/linux_drivers.rst
> b/doc/guides/linux_gsg/linux_drivers.rst
> index 371a817..8f9ec8f 100644
> --- a/doc/guides/linux_gsg/linux_drivers.rst
> +++ b/doc/guides/linux_gsg/linux_drivers.rst
> @@ -48,6 +48,13 @@ be loaded as shown below:
> ``vfio-pci``
> 2.7.4
>
>
next prev parent reply other threads:[~2018-09-04 19:55 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-04 8:59 tone.zhang
2018-09-04 9:16 ` Gavin Hu (Arm Technology China)
2018-09-04 10:06 ` Bruce Richardson
2018-09-04 10:15 ` Luca Boccassi
2018-09-04 10:25 ` Tone Zhang (Arm Technology China)
2018-09-04 19:55 ` Rami Rosen [this message]
2018-09-05 0:20 ` Tone Zhang (Arm Technology China)
2018-09-05 9:22 ` Stephen Hemminger
2018-09-05 9:49 ` Tone Zhang (Arm Technology China)
2018-09-05 4:39 ` [dpdk-dev] [PATCH v2] doc: Clarify IOMMU usage with "uio_pci_generic" " tone.zhang
2018-09-05 5:17 ` [dpdk-dev] [PATCH v3] " tone.zhang
2018-09-05 5:23 ` Gavin Hu (Arm Technology China)
2018-09-19 7:44 ` Tone Zhang (Arm Technology China)
2018-09-19 11:33 ` Bruce Richardson
2018-09-19 11:54 ` Luca Boccassi
2018-09-21 2:39 ` Tone Zhang (Arm Technology China)
2018-09-19 10:42 ` Luca Boccassi
2018-09-21 3:07 ` [dpdk-dev] [PATCH v4] " tone.zhang
2018-09-21 11:20 ` Bruce Richardson
2018-09-25 6:18 ` Tone Zhang (Arm Technology China)
2018-09-25 6:54 ` [dpdk-dev] [PATCH v5] " tone.zhang
2018-09-26 5:08 ` [dpdk-dev] [PATCH v6] " tone.zhang
2018-11-19 0:04 ` Thomas Monjalon
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