Re: [RFC-PATCH 1/2] mm: Add __GFP_NO_LOCKS flag

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On Fri, Aug 14, 2020 at 10:30:37AM +0200, Peter Zijlstra wrote:
> > > 1.	Prohibit invoking allocators from raw atomic context, such
> > >	as when holding a raw spinlock.
> > 
> >   Clearly the simplest solution but not Pauls favourite and
> >   unfortunately he has a good reason.
> 
> Which isn't actually stated anywhere I suppose ?

Introduce raw_kfree_rcu() that doesn't do the allocation, and fix the
few wonky callsites.




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