RE: [RFC] rdma/uverbs: Sketch for an ioctl framework

Hefty, Sean
2016-05-25T14:59:41Z

> As I outlined, the genesis to do this was to migrate libibverbs to an
> ioctl interface and in the process set a better stage for all the
> other things people want to do. That includes better supporting
> non-libibverbs libraries (dpdk, libfabric, whatever)

Then create ioctl 1 - direct mapping of the write interface
Ioctl 2-255 - extensions

This requires the least amount of work, supports what's needed, and is extensible.

> The purpose of the object/method style framework was to better set the
> stage for the core code to provide that kind of wider interface for
> the drivers.

I tried applying this to the rdma cm. It's a very poor fit.