Re: restart_syscall: use freezable blocking call

[Tejun Heo]

On Thu, Apr 02, 2015 at 07:25:13PM +0200, Peter Zijlstra wrote:
> On Thu, Apr 02, 2015 at 12:03:08PM -0400, Sasha Levin wrote:
> > It's not correct.
> 
> Yay for lockdep ;-)
> 
> > [    0.645644] debug_check_no_locks_held (kernel/locking/lockdep.c:4178)
> 
> Should we also have that call in freezer_do_not_count() ?

I think conerting a general scheduling function like
schedule_hrtimeout to do freezable sleeps blindly is a pretty bad
idea.  This must be determined per specific sleep site.

Thanks.

-- 
tejun
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