Re: [linux-pm] Re: swsusp 'disk' fails in bk-current - intel_agp at fault?

Pavel Machek
2005-03-29T22:40:02Z

Hi!

> > We currently freeze processes for suspend-to-ram, too. I guess that
> > disable_usermodehelper is probably better and that in_suspend() should
> > only be used for sanity checks... go with disable_usermodehelper and
> > sorry for the noise.
>
> Here's another possibility: Freeze the workqueue that
> call_usermodehelper uses (remember that code I didn't push hard enough
> to Andrew?), and let invocations of call_usermodehelper block in
> TASK_UNINTERRUPTIBLE. In refrigerating processes, don't choke on

There may be many devices in the system, and you are going to need
quite a lot of RAM for all that... That's why they do not queue it
during boot, IIRC. Disabling usermode helper seems right.
Pavel
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