Re: 2.6.16 - sys_sched_getaffinity & hotplug

[Ingo Molnar <mingo@elte.hu>]

* Paul Jackson <pj@sgi.com> wrote:

> Jack wrote:
> > Should the following change be made to sched_getaffinity(). 
> > 
> > Index: linux/kernel/sched.c
> > ===================================================================
> > --- linux.orig/kernel/sched.c	2006-01-25 08:50:21.401747695 -0600
> > +++ linux/kernel/sched.c	2006-01-27 16:57:24.504871895 -0600
> > @@ -4031,7 +4031,7 @@ long sched_getaffinity(pid_t pid, cpumas
> >  		goto out_unlock;
> >  
> >  	retval = 0;
> > -	cpus_and(*mask, p->cpus_allowed, cpu_possible_map);
> > +	cpus_and(*mask, p->cpus_allowed, cpu_online_map);
> 
> Adding Robert Love to the cc list, as he is Mr. sched_getaffinity, I 
> believe.

i'm to blame for the syscall, Robert is to blame for the tool side
:-) In any case, Jack's change looks reasonable and obviously correct.

Acked-by: Ingo Molnar <mingo@elte.hu>

	Ingo