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

[Benjamin Herrenschmidt]

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 ?

Cheers,
Ben.