git: pthread: Use spin hint for cpu on x86_64 too.

[Rimvydas Jasinskas]

commit 1da019e766b9985a357e544a0e69d3576e3fdf74
Author: zrj <rimvydas.jasinskas at gmail.com>
Date:   Mon Sep 19 08:45:39 2016 +0300

    pthread: Use spin hint for cpu on x86_64 too.
    
    Looks like missed case in initial port to x864_64.
    
    Pointed-by: swildner

Summary of changes:
 lib/libthread_xu/arch/x86_64/include/pthread_md.h | 4 +++-
 lib/libthread_xu/thread/thr_pspinlock.c           | 5 +----
 2 files changed, 4 insertions(+), 5 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/1da019e766b9985a357e544a0e69d3576e3fdf74


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