Re: priority of paths to kernel modules?

+1.
If modules needed are recognized correctly and specified with
full-path like /boot/modules/drm.ko, the priority wouldn't matter.


On Fri, 24 Aug 2018 17:29:19 -0600
Warner Losh <imp_at_bsdimp.com> wrote:

> On Fri, Aug 24, 2018 at 4:20 PM Niclas Zeising <zeising_at_freebsd.org> wrote:
> 
> > On 08/24/18 17:20, Warner Losh wrote:
> > >  This would allow the graphics port to have a rc script that sets
> > > this up so when X11 goes to automatically load the module, the right one
> > > gets loaded.
> > >
> >
> > I just want to point out that X11 doesn't load the graphics kernel
> > driver by default when using the drm-*-kmod ports, and I'm not sure the
> > hack to have the intel ddx (xf86-video-intel) load the drm2 driver is
> > still around.
> >
> > It doesn't really matter though, since upstream is moving away from
> > having X load the driver, and I'd like us to follow suit by using
> > devmatch (this is one of the reasons we wanted to get rid of the base
> > drivers, as I've stated before).  X can't always know which driver to
> > load (when using modesetting for instance), and in my opinion, it should
> > be the kernel/loader that decides which drivers to load.
> 
> 
> Excellent. That reduces the compatibility matrix I need to consider. I have
> some ideas, and will hack on them to see if a clever bit of slide of hand
> will solve the main problem of loading the wrong driver in a dependency
> chain.
> 
> Warner
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-- 
Tomoaki AOKI    <junchoon_at_dec.sakura.ne.jp>