From 410c408108bb85f32fe132aaf448388af0b6da64 Mon Sep 17 00:00:00 2001 From: Andreas Herrmann Date: Tue, 18 Aug 2009 12:56:14 +0200 Subject: [PATCH] sched: Separate out build of MC sched domain from __build_sched_domains ... to further strip down __build_sched_domains(). Signed-off-by: Andreas Herrmann Cc: Peter Zijlstra LKML-Reference: <20090818105614.GF29515@alberich.amd.com> Signed-off-by: Ingo Molnar --- kernel/sched.c | 30 ++++++++++++++++++------------ 1 file changed, 18 insertions(+), 12 deletions(-) diff --git a/kernel/sched.c b/kernel/sched.c index 3d0666c5e026..5c829d4ba8f1 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -8529,6 +8529,23 @@ static struct sched_domain *__build_cpu_sched_domain(struct s_data *d, return sd; } +static struct sched_domain *__build_mc_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 = parent; +#ifdef CONFIG_SCHED_MC + sd = &per_cpu(core_domains, i).sd; + SD_INIT(sd, MC); + set_domain_attribute(sd, attr); + cpumask_and(sched_domain_span(sd), cpu_map, cpu_coregroup_mask(i)); + sd->parent = parent; + parent->child = sd; + cpu_to_core_group(i, cpu_map, &sd->groups, d->tmpmask); +#endif + return sd; +} + /* * Build sched domains for a given set of cpus and attach the sched domains * to the individual cpus @@ -8559,18 +8576,7 @@ static int __build_sched_domains(const struct cpumask *cpu_map, sd = __build_numa_sched_domains(&d, cpu_map, attr, i); sd = __build_cpu_sched_domain(&d, cpu_map, attr, sd, i); - -#ifdef CONFIG_SCHED_MC - p = sd; - sd = &per_cpu(core_domains, i).sd; - SD_INIT(sd, MC); - set_domain_attribute(sd, attr); - cpumask_and(sched_domain_span(sd), cpu_map, - cpu_coregroup_mask(i)); - sd->parent = p; - p->child = sd; - cpu_to_core_group(i, cpu_map, &sd->groups, d.tmpmask); -#endif + sd = __build_mc_sched_domain(&d, cpu_map, attr, sd, i); #ifdef CONFIG_SCHED_SMT p = sd;