[LTP] [PATCH v1 0/3] userfaultfd: Fix and remove compile-time TCONF handling
David Hildenbrand
david@redhat.com
Mon Nov 28 16:44:42 CET 2022
On 28.11.22 13:29, Martin Doucha wrote:
> On 28. 11. 22 12:57, Petr Vorel wrote:
>> Hi David,
>>
>> If I remember correctly the reason for runtime check was ppc64le
>> missing userfaultfd minor fault support which needs to be check in runtime,
>> right? [1]. At least this is how I understand Martin's suggestion [2] to replace
>> compile time check with lapi. I'd state this reason at first commit message as
>> it's not obvious.
>
> The reason for runtime check is that the presence of the header file
> does not guarantee that the kernel supports UFFD API. The reason for
> LAPI is that we only care about actual kernel support, not build-time
> header files.
>
Right. Petr, do you still want a commit message state?
--
Thanks,
David / dhildenb
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