Re: Problem with freezable workqueues

[Pavel Machek]

Hi!

> > OK, thanks.
> > 
> > We can (I think) do pretty much the same with some additional complications
> > in worker_thread() (check !cpu_online() after try_to_freeze() and break).
> 
> Okay, but I've just finished the patch that removes the freezability of
> workqueues (appended), so can we please do this in a separate one?

Hmm, nothing obviously wrong with the patch (ACK), but xfs people
should ack this one, too: 'is it okay to let xfs run while suspending'
is not a trivial question.

> Since freezable workqueues are broken in 2.6.21-rc
> (cf. http://marc.theaimsgroup.com/?l=linux-kernel&m=116855740612755,
> http://marc.theaimsgroup.com/?l=linux-kernel&m=117261312523921&w=2)
> it's better to remove them altogether for 2.6.21 and change the only user of
> them (XFS) accordingly.

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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