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7.227428
2020 Jun 30
1
Do we need "amd_iommu=on" for AMD system anymore?
Hi,
Since long time ago, to enable the SR-IOV VF pci passthrough function, I'm
always adding "amd_iommu=on" into kernel cmdline on AMD system.
But recently I found even I do not do this action, IOMMU is still enabled
by kernel on AMD system.
After searching, I found there is no such setting any more, refer to