RE: [PATCH 06/41] IB/hfi1: add char device instantiation code

Marciniszyn, Mike
2015-06-17T12:05:08Z

> > > Do you have a link to this comment? I'm missing a bunch of messages
> > > from
> > this thread and can't find anything from Al in the logs.
> >
>
> This commit appeared in qib and it did not appear on linux-rdma. I never saw it
> until it appeared.
>
> I emailed on list to Al in http://marc.info/?l=linux-
> rdma&m=143024595127255&w=2.
>

Jason, what is your take on ioctl vs. write.

PSM2 (and PSM) uses this to dialog with the driver for hardware specific setup.

I'm suspected at some point in the past, this was ioctl based and changed due to bias against ioctl.

Mike