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SubjectRe: PATCH: MTRR save and restore.

[I added l-k to the cc list].

> > > We could add it to suspend scripts, but wouldn't mtrrs fit into the
> > > driver model idea? Would you say the same thing about implementing S3
> > > support?
> >
> > I think going through the driver model is the right thing to
> > do.
> It's useless bloat.
> > Userspace should not need to know about mtrrs,
> It's a swsuspend helper daemon, not some random application. There
> *should* be a helper daemon, if not, the design is flawed.

There's no helper daemon, nor I plan to make one. Notice that mtrr
stuff is shared between S3 (== suspend to ram) and swsusp. Both S3 and
swsusp can be used to do some pretty important stuff (machine
overheats or battery critically low -> suspend somewhere), so I do not
think userland daemon is good idea.

It can be dependend on CONFIG_PM; if you still think that's too much
bloat, it could be dependend on CONFIG_SLEEP which could be only
compiled when S3 or swsusp is selected (but I feel that would be

When do you have heart between your knees?
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