[lkml]   [2008]   [May]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH/RFC] stop_machine: make stop_machine_run more virtualization friendly
Am Donnerstag, 8. Mai 2008 schrieb Jeremy Fitzhardinge:
> > Sorry, forgot to mention. Its kvm.git from 2 days ago on s390.
> >
> And on s390 cpu_relax yields the vcpu? That's not common behaviour
> across architectures.

Yes, cpu_relax on s390 calls diagnose 44. Diagnose 44 translates to yield on
z/VM and LPAR. Guessing from the number of the diagnose, I think it was used
on z/VM for timeslice yielding long before Linux came to s390.

 \ /
  Last update: 2008-05-08 18:27    [W:0.023 / U:5.916 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site