Re: [linux-pm] Re: [PATCH] Remove process freezer from suspend to RAM pathway

Pavel Machek
2007-07-07T12:09:31Z

On Thu 2007-07-05 10:15:01, Paul Mackerras wrote:
> Rafael J. Wysocki writes:
>
> > This is incompatible with the code in kernel/power/main.c, since we only
> > disable the nonboot CPUs after devices have been suspended. Do you think that
> > your framework can be modified to work without disabling the nonboot CPUs
> > by the user space?
>
> Sure. It was a "if it can be done in userspace, do it in userspace"
> kind of decision, but I'm not wedded to it.
>
> I actually do want to converge to using the generic suspend-to-ram
> code on powerbooks. I just want to avoid causing regressions for
> powerbook users, including myself. :)

Curious, do you actually use fuse? Can you try it _with_ freezer and
produce sysrq-t trace of deadlock?
Pavel
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