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sched: Separate out build of CPU sched domain from __build_sched_domains

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... to further strip down __build_sched_domains().

Signed-off-by: Andreas Herrmann <andreas.herrmann3@amd.com>
Cc: Peter Zijlstra <peterz@infradead.org>
LKML-Reference: <20090818105455.GE29515@alberich.amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Andreas Herrmann 2009-08-18 12:54:55 +02:00 committed by Ingo Molnar
parent 7f4588f3aa
commit 87cce6622c
1 changed files with 17 additions and 9 deletions
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26
kernel/sched.c
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@ -8513,6 +8513,22 @@ static struct sched_domain *__build_numa_sched_domains(struct s_data *d,
return sd;
}
static struct sched_domain *__build_cpu_sched_domain(struct s_data *d,
const struct cpumask *cpu_map, struct sched_domain_attr *attr,
struct sched_domain *parent, int i)
{
struct sched_domain *sd;
sd = &per_cpu(phys_domains, i).sd;
SD_INIT(sd, CPU);
set_domain_attribute(sd, attr);
cpumask_copy(sched_domain_span(sd), d->nodemask);
sd->parent = parent;
if (parent)
parent->child = sd;
cpu_to_phys_group(i, cpu_map, &sd->groups, d->tmpmask);
return sd;
}
/*
* Build sched domains for a given set of cpus and attach the sched domains
* to the individual cpus
@ -8542,15 +8558,7 @@ static int __build_sched_domains(const struct cpumask *cpu_map,
cpu_map);
sd = __build_numa_sched_domains(&d, cpu_map, attr, i);
p = sd;
sd = &per_cpu(phys_domains, i).sd;
SD_INIT(sd, CPU);
set_domain_attribute(sd, attr);
cpumask_copy(sched_domain_span(sd), d.nodemask);
sd->parent = p;
if (p)
p->child = sd;
cpu_to_phys_group(i, cpu_map, &sd->groups, d.tmpmask);
sd = __build_cpu_sched_domain(&d, cpu_map, attr, sd, i);
#ifdef CONFIG_SCHED_MC
p = sd;