[PATCH 40/45] powerpc, irq: Use GFP_ATOMIC allocations in atomic context

[Michael Ellerman]

On Tue, Jun 25, 2013 at 12:13:04PM +1000, Benjamin Herrenschmidt wrote:
> On Tue, 2013-06-25 at 12:08 +1000, Michael Ellerman wrote:
> > We're not checking for allocation failure, which we should be.
> > 
> > But this code is only used on powermac and 85xx, so it should probably
> > just be a TODO to fix this up to handle the failure.
> 
> And what can we do if they fail ?

Fail up the chain and not unplug the CPU presumably.

cheers