On Thu, 16 Aug 2012 14:55:59 +0200 Frederic Weisbecker <[email protected]> wrote:
> On Thu, Aug 16, 2012 at 07:38:17PM +1000, Benjamin Herrenschmidt wrote: > > On Thu, 2012-08-16 at 09:53 +0200, Martin Schwidefsky wrote: > > > Hmm, ok. But then the description should be reworded not to be specific to > > > the power architecture (the part of the message about "This also enables > > > accounting of stolen time on logically-partitioned systems running on IBM > > > POWER5-based machines."). > > > > Which is not very helpful to somebody running on a POWER6 or 7 (which > > also support that option just fine :-) > > > > So yes, the description should definitely be improved. > > All right. How about something like the below? > > diff --git a/init/Kconfig b/init/Kconfig > index 894b073..5f5f8c2 100644 > --- a/init/Kconfig > +++ b/init/Kconfig > @@ -276,9 +276,9 @@ config VIRT_CPU_ACCOUNTING > accounting. This is done by reading a CPU counter on each > kernel entry and exit and on transitions within the kernel > between system, softirq and hardirq state, so there is a > - small performance impact. This also enables accounting of > - stolen time on logically-partitioned systems running on > - IBM POWER5-based machines. > + small performance impact. In the case of IBM POWER > 5, this > + also enables accounting of stolen time on logically-partitioned > + systems. > > config BSD_PROCESS_ACCT > bool "BSD Process Accounting" > VIRT_CPU_ACCOUNTING will enable steal time for s390 as well. -- blue skies, Martin. "Reality continues to ruin my life." - Calvin. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
