[dpdk-dev] [PATCH v3] eal: pick IOVA as PA if IOMMU is not available

Stojaczyk, Dariusz dariusz.stojaczyk at intel.com
Fri Jul 26 07:08:22 CEST 2019


> -----Original Message-----
> From: Burakov, Anatoly
> Sent: Thursday, July 25, 2019 1:06 PM
> To: dev at dpdk.org
> Cc: Mcnamara, John <john.mcnamara at intel.com>; Kovacevic, Marko
> <marko.kovacevic at intel.com>; Stojaczyk, Dariusz
> <dariusz.stojaczyk at intel.com>; thomas at monjalon.net;
> david.marchand at redhat.com; jerinj at marvell.com
> Subject: [PATCH v3] eal: pick IOVA as PA if IOMMU is not available
> 
> When IOMMU is not available, /sys/kernel/iommu_groups will not be
> populated. This is happening since at least 3.6 when VFIO support
> was added. If the directory is empty, EAL should not pick IOVA as
> VA as the default IOVA mode.
> 
> Signed-off-by: Anatoly Burakov <anatoly.burakov at intel.com>
> ---

Tested-by: Darek Stojaczyk <dariusz.stojaczyk at intel.com>

Thanks!


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