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SubjectRe: [PATCH] arm64, numa: Add cpu_to_node() implementation.
On 09/20/2016 09:21 PM, Robert Richter wrote:
> On 20.09.16 19:32:34, Hanjun Guo wrote:
>> On 09/20/2016 06:43 PM, Robert Richter wrote:
>>> Unfortunately either your nor my code does fix the BUG_ON() I see with
>>> the numa kernel:
>>> kernel BUG at mm/page_alloc.c:1848!
>>> See below for the core dump. It looks like this happens due to moving
>>> a mem block where first and last page are mapped to different numa
>>> nodes, thus, triggering the BUG_ON().
>> Didn't triggered it on our NUMA hardware, could you provide your
>> config then we can have a try?
> Config attached. Other configs with an initrd fail too.

hmm, we can't reproduce it on our hardware, do we need
to run some specific stress test on it?


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