On Mon, Sep 16, 2019 at 08:51:28AM -0600, Jon Derrick wrote: > Some VMD devices provide a management window within MEMBAR2 that is used > to communicate out-of-band with child devices. This patch creates a > binary file for interacting with the interface. > > OOB Reads/Writes are bounds-checked by sysfs_fs_bin_{read,write} I don't think this is a reasonable interface. If the OOB interfae is useful please provide an actual kernel driver for it.