Re: [PATCH] powerpc/pseries: Switch to GFP_ATOMIC allocations in hotplug interrupt handler

Bharata B Rao [off-list ref] writes:

queue_hotplug_event() gets called from interrupt handler code. Use
GFP_ATOMIC allocations instead of GFP_KERNEL.

https://patchwork.ozlabs.org/patch/1106626/

(That version also adds a missing check for the result of the first
kmalloc.)