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SubjectRe: [PATCH -next v4 1/3] selftests/memory-hotplug: Add checking after online or offline
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>> Reviewed-by: David Hildenbrand <david@redhat.com>
>>
>>
>> I am questioning the stability of the offlining test, though.
>> Offlining a random memory block can fail easily, because "->removable" is not
>> expressive:
>>
>> # tools/testing/selftests/memory-hotplug/mem-on-off-test.sh
>> Test scope: 2% hotplug memory
>> online all hot-pluggable memory in offline state:
>> SKIPPED - no hot-pluggable memory in offline state
>> offline 2% hot-pluggable memory in online state
>> trying to offline 2 out of 96 memory block(s):
>> online->offline memory0
>> tools/testing/selftests/memory-hotplug/mem-on-off-test.sh: line 78: echo:
>> write error: Invalid argument offline_memory_expect_success 0: unexpected
>> fail
>> online->offline memory10
>> online->offline memory11
>>
>>
>> I guess this test will almost always fail nowadays.
>
> Offline some memory node maybe failed as expected, but the error message is a bit annoying.

Ah, I see it now. We try offlining two and fail offlining the first one.
Can we silence that warning in that case somehow?

--
Thanks,

David / dhildenb

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