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From: Venumadhav Josyula <vjosyula@gmail.com>
To: dev@dpdk.org, users@dpdk.org
Cc: Venumadhav Josyula <vjosyula@parallelwireless.com>
Subject: [dpdk-dev] seeing a problem dpdk startup
Date: Thu, 28 Nov 2019 12:31:04 +0530
Message-ID: <CA+i0PGXydtZ87H-YtDqLeciyUV00Ak_WAQv5cs31AXW7yoNt7A@mail.gmail.com> (raw)

We are seeing following error, no device is detected....
==========
EAL: Detected 8 lcore(s)
EAL: Detected 2 NUMA nodes
EAL: Multi-process socket /var/run/dpdk/rte/mp_socket
EAL: No free hugepages reported in hugepages-1048576kB
EAL: Probing VFIO support...
EAL: VFIO support initialized
EAL: PCI device 0000:04:00.0 on NUMA socket 0
EAL:   probe driver: 8086:1528 net_ixgbe
EAL:   0000:04:00.0 failed to select IOMMU type
EAL: Requested device 0000:04:00.0 cannot be used
EAL: PCI device 0000:04:00.1 on NUMA socket 0
EAL:   probe driver: 8086:1528 net_ixgbe
EAL:   0000:04:00.1 failed to select IOMMU type
EAL: Requested device 0000:04:00.1 cannot be used

==================
dmesg

[55455.259493] vfio-pci 0000:04:00.0: Device is ineligible for IOMMU domain
attach due to platform RMRR requirement.  Contact your platform vendor.
[55455.260947] vfio-pci 0000:04:00.1: Device is ineligible for IOMMU domain
attach due to platform RMRR requirement.  Contact your platform vendor.

======
BOOT_IMAGE=/boot/vmlinuz-3.10.0-957.el7.pw.1.x86_64 root=/dev/sda3
intel_iommu=on


Can anybody suggest how to work around the issue ?

Thanks,
Regards,
Venu

             reply index

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-28  7:01 Venumadhav Josyula [this message]
2019-11-28  7:39 ` Gavin Hu (Arm Technology China)
2019-11-28  7:43   ` Venumadhav Josyula
2019-11-28  7:45 ` Hui Wei
2019-11-28  7:48   ` Venumadhav Josyula
2019-11-28  8:01     ` Hui Wei
2019-11-28 14:15       ` Roberts, Lee A.
2019-11-28 14:20         ` Venumadhav Josyula
2019-11-28 16:11           ` Stephen Hemminger

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