> EFA PCIe device implements a single Admin Queue (AQ) and Admin > Completion Queue > (ACQ) pair to initialize and communicate configuration with the device > (similar to NVMe and ENA network device). > Through this pair, we run SET/GET commands for querying and > configuring the device, CREATE/MODIFY/DESTROY queues, and IB specific > commands like Address Handler (AH), Memory Registration (MR) and > Protection Domains (PD). > > In addition to admin (AQ/ACQ), we have data path queues that get > classified as Send Queues (SQ), Receive Queues (RQ) and Completion > Queues (CQ). This might be made clearer in future patches, but is access to the AQ limited to the kernel driver? - Sean
