From: "Burakov, Anatoly" <anatoly.burakov@intel.com>
To: Alejandro Lucero <alejandro.lucero@netronome.com>, dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v2 3/6] bus/pci: check iommu addressing limitation just once
Date: Fri, 5 Oct 2018 13:16:50 +0100 [thread overview]
Message-ID: <162614ea-0f93-b1fd-cef4-cda55cd78553@intel.com> (raw)
In-Reply-To: <1538741212-7922-4-git-send-email-alejandro.lucero@netronome.com>
On 05-Oct-18 1:06 PM, Alejandro Lucero wrote:
> Current code checks if IOMMU hardware reports enough addressing
> bits for using IOVA mode but it repeats the same check for any
> PCI device present. This is not necessary because the IOMMU hardware
> is the same for all of them.
>
> This patch only checks the IOMMU using first PCI device found.
>
> Signed-off-by: Alejandro Lucero <alejandro.lucero@netronome.com>
> ---
Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>
--
Thanks,
Anatoly
next prev parent reply other threads:[~2018-10-05 12:16 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-05 12:06 [dpdk-dev] [PATCH v2 0/6] use IOVAs check based on DMA mask Alejandro Lucero
2018-10-05 12:06 ` [dpdk-dev] [PATCH v2 1/6] mem: add function for checking memsegs IOVAs addresses Alejandro Lucero
2018-10-05 12:15 ` Burakov, Anatoly
2018-10-05 12:19 ` Alejandro Lucero
2018-10-05 12:20 ` Burakov, Anatoly
2018-10-05 12:06 ` [dpdk-dev] [PATCH v2 2/6] mem: use address hint for mapping hugepages Alejandro Lucero
2018-10-05 12:16 ` Burakov, Anatoly
2018-10-05 12:06 ` [dpdk-dev] [PATCH v2 3/6] bus/pci: check iommu addressing limitation just once Alejandro Lucero
2018-10-05 12:16 ` Burakov, Anatoly [this message]
2018-10-05 12:06 ` [dpdk-dev] [PATCH v2 4/6] bus/pci: use IOVAs dmak mask check when setting IOVA mode Alejandro Lucero
2018-10-05 12:18 ` Burakov, Anatoly
2018-10-05 12:06 ` [dpdk-dev] [PATCH v2 5/6] net/nfp: check hugepages IOVAs based on DMA mask Alejandro Lucero
2018-10-05 12:06 ` [dpdk-dev] [PATCH v2 6/6] net/nfp: support IOVA VA mode Alejandro Lucero
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