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[ATC 15] Utilizing the IOMMU Scalably #19

Open iaGuoZhi opened 2 years ago

iaGuoZhi commented 2 years ago

Main idea

IOMMU成为IO的bottleneck，这篇文章找到了两个当前IOMMU使用上的两个bottlenecks： IOVA分配与IOMMU 的iotlb。

Key insight

My comments

iaGuoZhi commented 2 years ago

This paper explores scalable IOMMU management designs and addresses the two main bottlenecks we find in current OSes: (1) assignment of I/O virtual addresses (IOVAs), and (2) management of the IOMMU’s TLB.