Re: [PATCH] generic ipi function calls: wait on alloc failure fallback

[Jeremy Fitzhardinge]

Jeremy Fitzhardinge wrote:
> When a GFP_ATOMIC allocation fails, smp_call_function_mask falls back
> to allocating the data on the stack and converting it to a waiting call.
>
> Make sure we actually wait in this case. 

Unfortunately this doesn't solve my crash, though it may account for 
some of them.

The oops I'm looking at at the moment is a NULL pointer on ->next of the 
rcu list in generic_smp_call_function_interrupt()...

   J
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