Re: spinlock.c:306:9: error: implicit declaration of function '__raw_write_lock_nested'

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Hi Arnd,

Às 04:49 de 24/11/21, Arnd Bergmann escreveu:
> On Wed, Nov 24, 2021 at 8:31 AM Rob Landley <rob@xxxxxxxxxxx> wrote:
>> On 11/23/21 5:38 AM, Naresh Kamboju wrote:
>> @@ -451,3 +451,4 @@
>>  446    common  landlock_restrict_self          sys_landlock_restrict_self
>>  # 447 reserved for memfd_secret
>>  448    common  process_mrelease                sys_process_mrelease
>> +449    common  futex_waitv                     sys_futex_waitv
> 
> I don't know what's going on with this one, I don't actually see
> a reason why it isn't already wired up on all architectures. If we add
> this, it should probably be done for all architectures at once as a
> bugfix, but it's possible that this is intentionally only used on
> x86 and arm.
> 
> André, can you comment on this?
> 
>       Arnd
> 

I've added entries for the archs that I've actually tested, but there
should not be any arch-specific problems in futex_waitv. I'll submit a
patch to wire it up for the remaining architectures.



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