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

2019-07-26 Thread Jerin Jacob Kollanukkaran
> -Original Message- > From: Anatoly Burakov > Sent: Thursday, July 25, 2019 4:36 PM > To: dev@dpdk.org > Cc: John McNamara ; Marko Kovacevic > ; dariusz.stojac...@intel.com; > tho...@monjalon.net; david.march...@redhat.com; Jerin Jacob > Kollanukkaran > Subject: [EXT] [PATCH v3] eal: pic

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

2019-07-25 Thread Stojaczyk, Dariusz
> -Original Message- > From: Burakov, Anatoly > Sent: Thursday, July 25, 2019 1:06 PM > To: dev@dpdk.org > Cc: Mcnamara, John ; Kovacevic, Marko > ; Stojaczyk, Dariusz > ; tho...@monjalon.net; > david.march...@redhat.com; jer...@marvell.com > Subject: [PATCH v3] eal: pick IOVA as PA if IOMM

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

2019-07-25 Thread Anatoly Burakov
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 --- Notes: v3: - Add documenta