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Re: [PATCH] Define __PTHREAD_MUTEX_HAVE_PREV only if undefined [BZ #22298]
On Mon, Oct 16, 2017 at 9:05 AM, Andreas Schwab <schwab@suse.de> wrote:
> On Okt 16 2017, "H.J. Lu" <hjl.tools@gmail.com> wrote:
>
>> Here __x86_64__ == __PTHREAD_MUTEX_HAVE_PREV, which ties
>> __PTHREAD_MUTEX_HAVE_PREV with __nusers and __PTHREAD_SPINS.
>
> That's what I would call related by chance. The position of __nusers
> differs only because __kind must not be moved, and that difference
> existed already before the introduction of __prev and __next.
>
By chance or not, they can't be changed on x86.
--
H.J.