[dpdk-dev] [PATCH v3 0/3] force IOVA to a particular mode

Burakov, Anatoly anatoly.burakov at intel.com
Thu Oct 4 11:19:07 CEST 2018


On 03-Oct-18 9:53 PM, eric zhang wrote:
> This patchset introduces an EAL command line option "--iova-mode"
> to give the user a facility to force IOVA mode to a special value.
> 
> Auto detection of the IOVA mode, based on probing the bus and IOMMU
> configuration, may not report the desired addressing mode when virtual
> devices that are not directly attached to the bus are present.
> The EAL command line option "--iova-mode" can be used to select either
> physical addressing('pa') or virtual addressing('va').
> 
> ------
> v3:
> * document --iova-mode EAL option
> * change default iova mode to RTE_IOVA_DC
> 
> v2:
> * use eal option instead of compilation option to configure IOVA
> * apply http://patchwork.dpdk.org/patch/25192/
> 
> 
> Santosh Shukla (1):
>    eal: add eal option to configure iova mode
> 
> eric zhang (2):
>    eal: force IOVA to particular mode
>    doc:document --iova-mode EAL flag
> 
>   doc/guides/prog_guide/env_abstraction_layer.rst |  8 +++++++
>   doc/guides/testpmd_app_ug/run_app.rst           |  4 ++++
>   lib/librte_eal/bsdapp/eal/eal.c                 | 11 +++++++--
>   lib/librte_eal/common/eal_common_options.c      | 30 +++++++++++++++++++++++++
>   lib/librte_eal/common/eal_internal_cfg.h        |  1 +
>   lib/librte_eal/common/eal_options.h             |  2 ++
>   lib/librte_eal/linuxapp/eal/eal.c               | 27 +++++++++++++---------
>   7 files changed, 71 insertions(+), 12 deletions(-)
> 

Acked-by: Anatoly Burakov <anatoly.burakov at intel.com>

-- 
Thanks,
Anatoly


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