[PATCH] nvme: avoid crashes when node 0 is memoryless node.

[Masayoshi Mizuma]

Keith and Johannes, thank you for reviewing!

Jens, please add this patch for 4.8.

- Masayoshi Mizuma

On Mon, 20 Jun 2016 11:44:39 -0400 Keith Busch wrote:
> On Mon, Jun 20, 2016 at 09:33:17AM +0900, Masayoshi Mizuma wrote:
>> When CONFIG_NUMA is enabled and node 0 is memoryless, the system
>> crashes because nvme_probe() sets the device->numa_node to 0 by
>> set_dev_node(&pdev->dev, 0), so it tries to allocate memory from node 0.
>> To avoid the crash, we should change the 0 to first_memory_node.
>>
>> Signed-off-by: Masayoshi Mizuma <m.mizuma at jp.fujitsu.com>
>
> Thanks for the fix.
>
> Reviewed-by: Keith Busch <keith.busch at intel.com>
>
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