On Thu, Apr 17, 2014 at 05:20:31PM -0400, Waiman Long wrote: > >>+ while ((val = atomic_read(&lock->val))& _Q_LOCKED_MASK) > >>+ arch_mutex_cpu_relax(); > >That was a cpu_relax(). > > Yes, but arch_mutex_cpu_relax() is the same as cpu_relax() for x86.
Yeah, so why bother typing more? Let the s390 people sort that if/when they try and make this work for them. _______________________________________________ Virtualization mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/virtualization
