Re: Freezer Patches.

Pavel Machek
2005-06-01T22:33:27Z

Hi!

(Well, it is just after midnight here :-).

> > > Here are the freezer patches. They were prepared against rc3, but I
> > > think they still apply fine against rc5. (Ben, these are the same ones I
> > > sent you the other day).
> >
> > 304 seems ugly and completely useless for mainline
>
> That's because you don't understand what it's doing.
>
> The new refrigerator implementation works like this:
>
> Userspace processes that begin a sys_*sync gain the process flag
> PF_SYNCTHREAD for the duration of their syscall.

swsusp1 should not need any special casing of sync, right? We can
simply do sys_sync(), then freeze, or something like that. We could
even remove sys_sync() completely; it is not needed for correctness.

Pavel