On Sun, Jul 15, 2018 at 3:03 AM, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> wrote: > On Sun, Jul 15, 2018 at 12:53:09PM +0300, Dmitry Torokhov wrote: >> > I can't wait for people to just realize this whole "new" subsystem can >> > be replaced with UIO, but that's a topic for a different thread... >> >> Yes, that is true and that is why I am not sure why we are going >> through all this staging exercise. >> >> As far as I understand we'd still need to have quite a bit of kernel >> code so that we can safely program DMA controller (it does not look >> like uio_dmem_genirq.c is sufficient as is for gasket needs), but that >> should be solvable. > > I agree, it should be solvable, and much smaller and simpler than this > whole large chunk of "subsystem+driver" code. But I'm not the one > having to do this work, and it provides a bunch of easy cleanups for > people looking to get into kernel development, so I don't mind :) > > But the "maintainers" should keep this in mind, as it is, this code is > _not_ acceptable for the main kernel tree because of the UIO framework > already present. My own preference is to rewrite the apex driver entirely in-kernel and pull in its userspace parts here. If I don't receive significant pushback on that I'll start doing that real soon. > > thanks, > > greg k-h -- Todd _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
