On Thu, Jul 25, 2019 at 08:27:01PM +0200, Greg Kroah-Hartman wrote: > > NVMe-OF is configured using configfs. The target is specified by the > > user writing a path to a configfs attribute. This is the way it works > > today but with blkdev_get_by_path()[1]. For the passthru code, we need > > to get a nvme_ctrl instead of a block_device, but the principal is the same. > > Why isn't a fd being passed in there instead of a random string? I suppose we could echo a string of the file descriptor number there, and look up the fd in the process' file descriptor table ... I'll get my coat.