Re: [REPORT] cfs-v4 vs sd-0.44

Ingo Molnar
2007-04-25T08:24:21Z

* Pavel Machek <pavel@ucw.cz> wrote:

> > it into some xorg.conf field. (It also makes sure that X isnt
> > preempted by other userspace stuff while it does timing-sensitive
> > operations like setting the video modes up or switching video modes,
> > etc.)
>
> X is priviledged. It can just cli around the critical section.

yes, that is a tool that can be used too (and is used by most drivers) -
my point was rather that besides the disadvantages, not preempting X can
be an advantage too - not that there are no other (and often more
suitable) tools to do the same.

Ingo