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Re: RFC: [PATCH] Fix setpriority calling __task_priority() for processes

From: Svante Signell
Subject: Re: RFC: [PATCH] Fix setpriority calling __task_priority() for processes instead of threads.
Date: Wed, 31 Aug 2016 13:42:58 +0200

On Wed, 2016-08-31 at 13:28 +0200, Samuel Thibault wrote:
> Svante Signell, on Wed 31 Aug 2016 13:24:34 +0200, wrote:
> > > 
> > > Re-read your test again: it requests nice -19, i.e. something which is
> > > reserved to root. No wonder you are getting a permission denied.
> > Explain please, I get the same output also for running as root:
> > check_setpriority: can't set priority: Permission denied
> Then there is probably also a bug about not letting root do it. But
> that's *another* bug.

Which is the original bug then? Doing some more tests the priority can be set to
a number>=0, but not negative, irrespective of being root or not...

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